NDT CODE BOOK
FOR
ASME SECTION 1
ASME B31.1
ASME B31.3
ASME SECTION 5
ASME SECTION 8
AWS D1.1
API 1104
MASTER COPY
API - 1104
2" s/10 - 0.109" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.008 Esn. Wire: A2
S/S Hole:
F/S Wire:
0.006 Esn. Wire: A3
F/S Hole:
Welds with reinforcement:
S/S Wire:
0.008 Esn. Wire: A2
S/S Hole:
F/S Wire:
0.006 Esn. Wire: A3
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.343"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.343"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.172"
12
10
12
10
16.8402 mm
16.8402 mm
4.3688 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
15.1770 mm
Maximum length of indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
15.1770 mm
Maximum length of indications of IF in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
15.1770mm
Maximum length of indications of IFD in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
2" s/10 - 0.109" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
15.1770mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
N/A since total weld is under 12 inches.
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum length of HB in 8% of weld:
15.1770mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
N/A
Maximum length of EU and IU indications:
1.244 inches or 35.6 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
15.1770mm
N/A
RADIOGRAPHIC INFO
Pipe O.D. in inches:
2.375
Amount of Penetrameters required for each shot:
1 penny in the center of the weld
Total weld length:
7.469"
189.7126mm
Cassette size to complete weld in most efficient way:
3.5 x 10"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
0.59752" 15.1770mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
2" s/40 & Std. - 0.154" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.008 Esn. Wire: A2
S/S Hole:
F/S Wire:
0.006 Esn. Wire: A3
F/S Hole:
Welds with reinforcement:
S/S Wire:
0.008 Esn. Wire: A2
S/S Hole:
F/S Wire:
0.006 Esn. Wire: A3
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.433"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.433"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.217"
12
10
12
10
10.9982 mm
10.9982 mm
5.5118 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
15.1770 mm
Maximum length of indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
15.1770 mm
Maximum length of indications of IF in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
15.1770mm
Maximum length of indications of IFD in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
2" s/40 & Std. - 0.154" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
15.1770mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
N/A since total weld is under 12 inches.
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum length of HB in 8% of weld:
15.1770mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
N/A
Maximum length of EU and IU indications:
1.244 inches or 35.6 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
15.1770mm
N/A
RADIOGRAPHIC INFO
Pipe O.D. in inches:
2.375
Amount of Penetrameters required for each shot:
1 penny in the center of the weld
Total weld length:
7.469"
189.7126 mm
Cassette size to complete weld in most efficient way:
3.5 x 10"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
0.59752" 15.1770mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
2" s/80 & Extra Strong - 0.218" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.008 Esn. Wire: A2
S/S Hole:
F/S Wire:
0.006 Esn. Wire: A3
F/S Hole:
Welds with reinforcement:
S/S Wire:
0.010 Esn. Wire: A1 or B6 S/S Hole:
F/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.561"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.561"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.281"
12
10
15
12
14.2494 mm
14.2494 mm
7.1374
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
15.1770 mm
Maximum length of indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
15.1770 mm
Maximum length of indications of IF in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
15.1770mm
Maximum length of indications of IFD in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
2" s/80 & Extra Strong - 0.218" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
15.1770mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
N/A since total weld is under 12 inches.
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum length of HB in 8% of weld:
15.1770mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
N/A
Maximum length of EU and IU indications:
1.244 inches or 35.6 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
15.1770mm
N/A
RADIOGRAPHIC INFO
Pipe O.D. in inches:
2.375
Amount of Penetrameters required for each shot:
1 penny in the center of the weld
Total weld length:
7.469"
189.7126 mm
Cassette size to complete weld in most efficient way:
3.5 x 10"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
0.59752" 15.1770mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
2" s/160 - 0.344" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.010 Esn. Wire: A1 or B6 S/S Hole:
F/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
Welds with reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.813"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.813"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.407"
15
12
17
15
20.6502 mm
20.6502 mm
10.3378 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
15.1770 mm
Maximum length of indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
15.1770 mm
Maximum length of indications of IF in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
15.1770mm
Maximum length of indications of IFD in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
2" s/160 - 0.344" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
15.1770mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
N/A since total weld is under 12 inches.
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum length of HB in 8% of weld:
15.1770mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
N/A
Maximum length of EU and IU indications:
1.244 inches or 35.6 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
15.1770mm
N/A
RADIOGRAPHIC INFO
Pipe O.D. in inches:
2.375
Amount of Penetrameters required for each shot:
1 penny in the center of the weld
Total weld length:
7.469"
189.7126 mm
Cassette size to complete weld in most efficient way:
3.5 x 10"
Amount of shots to complete weld with 1" on each side of readable film:
4
8% of weld:
0.59752" 15.1770mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
2" XX Strong - 0.436" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
Welds with reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.997"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.997"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.499"
17
15
20
17
25.3238 mm
25.3238 mm
12.6746 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
15.1770 mm
Maximum length of indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
15.1770 mm
Maximum length of indications of IF in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
15.1770mm
Maximum length of indications of IFD in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
2" XX Strong - 0.436" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
15.1770mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
N/A since total weld is under 12 inches.
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum length of HB in 8% of weld:
15.1770mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
N/A
Maximum length of EU and IU indications:
1.244 inches or 35.6 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
15.1770mm
N/A
RADIOGRAPHIC INFO
Pipe O.D. in inches:
2.375
Amount of Penetrameters required for each shot:
1 penny in the center of the weld
Total weld length:
7.469"
189.7126 mm
Cassette size to complete weld in most efficient way:
3.5 x 10"
Amount of shots to complete weld with 1" on each side of readable film:
4
8% of weld:
0.59752" 15.1770mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
3" s/10 - 0.120" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.008 Esn. Wire: A2
S/S Hole:
F/S Wire:
0.006 Esn. Wire: A3
F/S Hole:
Welds with reinforcement:
S/S Wire:
0.008 Esn. Wire: A2
S/S Hole:
F/S Wire:
0.006 Esn. Wire: A3
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.365"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.365"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.183"
12
10
12
10
9.2710 mm
9.2710 mm
4.6482 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
22.3672 mm
Maximum length of indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
22.3672 mm
Maximum length of indications of IF in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
22.3672 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
3" s/10 - 0.120" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
22.3672 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
N/A since total weld is under 12 inches.
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum length of HB in 8% of weld:
22.3672 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
N/A
Maximum length of EU and IU indications:
1.835"
46.6090 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
22.3672 mm
N/A
RADIOGRAPHIC INFO
Pipe O.D. in inches: 3.5"
Amount of Penetrameters required for each shot:
1 penny in the center of the weld
Total weld length:
11.0075 279.5905 mm
Cassette size to complete weld in most efficient way:
3.5 x 10" 4.5 x 10"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
0.8806 22.3672 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
3" s/40 & Std. - 0.216" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.008 Esn. Wire: A2
S/S Hole:
F/S Wire:
0.006 Esn. Wire: A3
F/S Hole:
Welds with reinforcement:
S/S Wire:
0.010 Esn. Wire: A1 or B6 S/S Hole:
F/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.557"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.557"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.279"
12
10
15
12
14.1478 mm
14.1478 mm
7.0866 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
22.3672 mm
Maximum length of indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
22.3672 mm
Maximum length of indications of IF in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
22.3672 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
3" s/40 & Std. - 0.216" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
22.3672 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
N/A since total weld is under 12 inches.
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum length of HB in 8% of weld:
22.3672 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
N/A
Maximum length of EU and IU indications:
1.835"
46.6090 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
22.3672 mm
N/A
RADIOGRAPHIC INFO
Pipe O.D. in inches: 3.5"
Amount of Penetrameters required for each shot:
1 penny in the center of the weld
Total weld length:
11.0075 279.5905 mm
Cassette size to complete weld in most efficient way:
3.5 x 10" 4.5 x 10"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
0.8806 22.3672 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
3" s/80 and Extra Strong - 0.300" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.010 Esn. Wire: A1 or B6 S/S Hole:
F/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
Welds with reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.725"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.725"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.363"
15
12
17
15
18.4150 mm
18.4150 mm
9.2202 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
22.3672 mm
Maximum length of indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
22.3672 mm
Maximum length of indications of IF in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
22.3672 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
3" s/80 and Extra Strong - 0.300" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
22.3672 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
N/A since total weld is under 12 inches.
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum length of HB in 8% of weld:
22.3672 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
N/A
Maximum length of EU and IU indications:
1.835"
46.6090 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
22.3672 mm
N/A
RADIOGRAPHIC INFO
Pipe O.D. in inches: 3.5"
Amount of Penetrameters required for each shot:
1 penny in the center of the weld
Total weld length:
11.0075 279.5905 mm
Cassette size to complete weld in most efficient way:
3.5 x 10" 4.5 x 10"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
0.8806 22.3672 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
3" s/160 - 0.438" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
Welds with reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.001"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.001"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.500"
17
15
20
17
25.4254 mm
25.4254 mm
12.7000 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
22.3672 mm
Maximum length of indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
22.3672 mm
Maximum length of indications of IF in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
22.3672 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
3" s/160 - 0.438" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
22.3672 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
N/A since total weld is under 12 inches.
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum length of HB in 8% of weld:
22.3672 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
N/A
Maximum length of EU and IU indications:
1.835"
46.6090 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
22.3672 mm
N/A
RADIOGRAPHIC INFO
Pipe O.D. in inches: 3.5"
Amount of Penetrameters required for each shot:
1 penny in the center of the weld
Total weld length:
11.0075 279.5905 mm
Cassette size to complete weld in most efficient way:
3.5 x 10" 4.5 x 10"
Amount of shots to complete weld with 1" on each side of readable film:
4
8% of weld:
0.8806 22.3672 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
3" XX Strong - 0.600" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
Welds with reinforcement:
S/S Wire:
0.020 Esn. Wire: B3
S/S Hole:
F/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.325"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.325"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.663"
20
17
25
20
33.6550 mm
33.6550 mm
16.8402 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
22.3672 mm
Maximum length of indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
22.3672 mm
Maximum length of indications of IF in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
22.3672 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
3" XX Strong - 0.600" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
22.3672 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
N/A since total weld is under 12 inches.
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
N/A since total weld is under 12 inches.
Maximum length of HB in 8% of weld:
22.3672 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
N/A
Maximum length of EU and IU indications:
1.835"
46.6090 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
22.3672 mm
N/A
RADIOGRAPHIC INFO
Pipe O.D. in inches: 3.5"
Amount of Penetrameters required for each shot:
1 penny in the center of the weld
Total weld length:
11.0075 279.5905 mm
Cassette size to complete weld in most efficient way:
3.5 x 10" 4.5 x 10"
Amount of shots to complete weld with 1" on each side of readable film:
5
8% of weld:
0.8806 22.3672 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
4" s/10 - 0.120" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.008 Esn. Wire: A2
S/S Hole:
F/S Wire:
0.006 Esn. Wire: A3
F/S Hole:
Welds with reinforcement:
S/S Wire:
0.008 Esn. Wire: A2
S/S Hole:
F/S Wire:
0.006 Esn. Wire: A3
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.365"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.365"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.183"
12
10
12
10
9.2710 mm
9.2710 mm
4.6482 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
25 mm
Maximum length of indications in any continuous 12" length of weld:
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
28.7579 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
4" s/10 - 0.120" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
28.7579 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
28.7579 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
2.35875" 59.9123 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
28.7579 mm
2"
RADIOGRAPHIC INFO
Pipe O.D. in inches: 4.5"
Amount of Penetrameters required for each shot:
1 penny in the center of the weld
Total weld length:
14.1525" 359.4735 mm
Cassette size to complete weld in most efficient way:
3.5 x 10" 4.5 x 10"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
1.1322"
28.7579 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
50 mm
API - 1104
4" s/40 & Std. - 0.237" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.008 Esn. Wire: A2
S/S Hole:
F/S Wire:
0.006 Esn. Wire: A3
F/S Hole:
Welds with reinforcement:
S/S Wire:
0.010 Esn. Wire: A1 or B6 S/S Hole:
F/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
.599"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
.599"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
.300"
12
10
15
12
15.2146 mm
15.2146 mm
7.6200 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
28.7579 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
4" s/40 & Std. - 0.237" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
28.7579 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
28.7579 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
2.35875" 59.9123 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
28.7579 mm
2"
RADIOGRAPHIC INFO
Pipe O.D. in inches: 4.5"
Amount of Penetrameters required for each shot:
1 penny in the center of the weld
Total weld length:
14.1525" 359.4735 mm
Cassette size to complete weld in most efficient way:
3.5 x 10" 4.5 x 10"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
1.1322"
28.7579 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
50 mm
API - 1104
4" s/80 and Extra Strong - 0.337" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.010 Esn. Wire: A1 or B6 S/S Hole:
F/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
Welds with reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.799"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.799"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.400"
15
12
17
15
20.2946 mm
20.2946 mm
10.1600 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
28.7579 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
4" s/80 and Extra Strong - 0.337" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
28.7579 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
28.7579 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
2.35875" 59.9123 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
28.7579 mm
2"
RADIOGRAPHIC INFO
Pipe O.D. in inches: 4.5"
Amount of Penetrameters required for each shot:
1 penny in the center of the weld
Total weld length:
14.1525" 359.4735 mm
Cassette size to complete weld in most efficient way:
3.5 x 10" 4.5 x 10"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
1.1322"
28.7579 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
50 mm
API - 1104
4" s/120 - 0.438" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
Welds with reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.001"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.001"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.501"
17
15
20
17
25.4254 mm
25.4254 mm
12.7254 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
28.7579 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
4" s/120 - 0.438" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
28.7579 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
28.7579 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
2.35875" 59.9123 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
28.7579 mm
2"
RADIOGRAPHIC INFO
Pipe O.D. in inches: 4.5"
Amount of Penetrameters required for each shot:
1 penny in the center of the weld
Total weld length:
14.1525" 359.4735 mm
Cassette size to complete weld in most efficient way:
3.5 x 10" 4.5 x 10"
Amount of shots to complete weld with 1" on each side of readable film:
4
8% of weld:
1.1322"
28.7579 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
50 mm
API - 1104
4" s/160 - 0.531" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
Welds with reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.187"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.187"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.594"
20
17
20
17
30.1498 mm
30.1498 mm
15.0876 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
28.7579 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
4" s/160 - 0.531" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
28.7579 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
28.7579 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
2.35875" 59.9123 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
28.7579 mm
2"
RADIOGRAPHIC INFO
Pipe O.D. in inches: 4.5"
Amount of Penetrameters required for each shot:
1 penny in the center of the weld
Total weld length:
14.1525" 359.4735 mm
Cassette size to complete weld in most efficient way:
3.5 x 10" 4.5 x 10"
Amount of shots to complete weld with 1" on each side of readable film:
5
8% of weld:
1.1322"
28.7579 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
50 mm
API - 1104
4" XX Strong - 0.674" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
Welds with reinforcement:
S/S Wire:
0.020 Esn. Wire: B3
S/S Hole:
F/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.473"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.473"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.737"
20
17
25
20
37.4142 mm
37.4142 mm
18.7198 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
28.7579 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
4" XX Strong - 0.674" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
28.7579 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
28.7579 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
2.35875" 59.9123 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
28.7579 mm
2"
RADIOGRAPHIC INFO
Pipe O.D. in inches: 4.5"
Amount of Penetrameters required for each shot:
1 penny in the center of the weld
Total weld length:
14.1525" 359.4735 mm
Cassette size to complete weld in most efficient way:
3.5 x 10" 4.5 x 10"
Amount of shots to complete weld with 1" on each side of readable film:
5
8% of weld:
1.1322"
28.7579 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
50 mm
API - 1104
6" s/10 - 0.134" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.008 Esn. Wire: A2
S/S Hole:
F/S Wire:
0.006 Esn. Wire: A3
F/S Hole:
Welds with reinforcement:
S/S Wire:
0.008 Esn. Wire: A2
S/S Hole:
F/S Wire:
0.006 Esn. Wire: A3
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.393"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.393"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.197"
12
10
12
10
9.9822 mm
9.9822 mm
5.0038 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
42.3380 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
6" s/10 - 0.134" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
42.3380 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
42.3380 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
3.473"
88.2142 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
42.3380 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 6.625"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
20.836"
529.2344 mm
Cassette size to complete weld in most efficient way:
3.5 x 10" 4.5 x 10"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
1.66685" 42.3380 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
6" s/40 & Std. - 0.280" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.010 Esn. Wire: A1 or B6 S/S Hole:
F/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
Welds with reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.685"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.685"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.343"
15
12
17
15
17.3990 mm
17.3990 mm
8.7122 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
42.3380 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
6" s/40 & Std. - 0.280" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
42.3380 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
42.3380 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
3.473"
88.2142 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
42.3380 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 6.625"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
20.836"
529.2344 mm
Cassette size to complete weld in most efficient way:
3.5 x 10" 4.5 x 10"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
1.66685" 42.3380 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
6" s/80 & Extra Strong - 0.432" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
Welds with reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.989"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.989"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.495"
17
15
20
17
25.1206 mm
25.1206 mm
12.5730 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
42.3380 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
6" s/80 & Extra Strong - 0.432" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
42.3380 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
42.3380 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
3.473"
88.2142 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
42.3380 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 6.625"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
20.836"
529.2344 mm
Cassette size to complete weld in most efficient way:
3.5 x 10" 4.5 x 10"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
1.66685" 42.3380 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
6" s/120 - 0.562" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
Welds with reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.249"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.249"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.625"
20
17
20
17
31.7246 mm
31.7246 mm
15.8750 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
42.3380 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
6" s/120 - 0.562" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
42.3380 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
42.3380 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
3.473"
88.2142 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
42.3380 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 6.625"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
20.836"
529.2344 mm
Cassette size to complete weld in most efficient way:
3.5 x 10" 4.5 x 10"
Amount of shots to complete weld with 1" on each side of readable film:
4
8% of weld:
1.66685" 42.3380 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
6" s/160 - 0.719" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
Welds with reinforcement:
S/S Wire:
0.020 Esn. Wire: B3
S/S Hole:
F/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.563"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.563"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.782"
20
17
25
20
39.7002 mm
39.7002 mm
19.8628 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
42.3380 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
6" s/160 - 0.719" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
42.3380 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
42.3380 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
3.473"
88.2142 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
42.3380 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 6.625"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
20.836"
529.2344 mm
Cassette size to complete weld in most efficient way:
3.5 x 10" 4.5 x 10"
Amount of shots to complete weld with 1" on each side of readable film:
5
8% of weld:
1.66685" 42.3380 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
6" XX Strong - 0.864" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.020 Esn. Wire: B3
S/S Hole:
F/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
Welds with reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.853"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.853"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.927"
25
20
30
25
47.0662 mm
47.0662 mm
23.5458 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
42.3380 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
6" XX Strong - 0.864" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
42.3380 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
42.3380 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
3.473"
88.2142 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
42.3380 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 6.625"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
20.836"
529.2344 mm
Cassette size to complete weld in most efficient way:
3.5 x 10" 4.5 x 10"
Amount of shots to complete weld with 1" on each side of readable film:
5
8% of weld:
1.66685" 42.3380 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
8" s/10 - 0.148" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.008 Esn. Wire: A2
S/S Hole:
F/S Wire:
0.006 Esn. Wire: A3
F/S Hole:
Welds with reinforcement:
S/S Wire:
0.008 Esn. Wire: A2
S/S Hole:
F/S Wire:
0.006 Esn. Wire: A3
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.296"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.296"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.211"
12
10
12
10
7.5184 mm
7.5184 mm
5.3594 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
55.1193 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
8" s/10 - 0.148" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
55.1193 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
55.1193 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
4.521 114.8334 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
55.1193 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 8.625"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
27.125625"
688.9909 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
2.17005" 55.1193 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
8" s/40 & Std. - 0.322" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.010 Esn. Wire: A1 or B6 S/S Hole:
F/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
Welds with reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.769"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.769"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.385"
15
12
17
15
19.5326 mm
19.5326 mm
9.7790 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
55.1193 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
8" s/40 & Std. - 0.322" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
55.1193 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
55.1193 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
4.521 114.8334 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
55.1193 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 8.625"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
27.125625"
688.9909 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
2.17005" 55.1193 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
8" s/80 & Extra Strong - 0.500" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
17
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
15
Welds with reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
20
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
17
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.125"
28.5750 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.125"
28.5750 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.5625"
14.2875 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
55.1193 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
8" s/80 & Extra Strong - 0.500" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
55.1193 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
55.1193 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
4.521 114.8334 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
55.1193 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 8.625"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
27.125625"
688.9909 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
2.17005" 55.1193 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
8" s/140 - 0.812" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.020 Esn. Wire: B3
S/S Hole:
25
F/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
20
Welds with reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.749"
44.4246 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.749"
44.4246 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.8745"
22.2123 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
55.1193 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
8" s/140 - 0.812" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
55.1193 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
55.1193 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
4.521 114.8334 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
55.1193 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 8.625"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
27.125625"
688.9909 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
4
8% of weld:
2.17005" 55.1193 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
8" s/120 - 0.719" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
Welds with reinforcement:
S/S Wire:
0.020 Esn. Wire: B3
S/S Hole:
F/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.563"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.563"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.782"
20
17
25
20
39.7002 mm
39.7002 mm
19.8628 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
55.1193 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
8" s/120 - 0.719" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
55.1193 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
55.1193 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
4.521 114.8334 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
55.1193 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 8.625"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
27.125625"
688.9909 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
4
8% of weld:
2.17005" 55.1193 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
8" s/160 - 0.906" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.020 Esn. Wire: B3
S/S Hole:
25
F/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
20
Welds with reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.937"
49.1998 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.937"
49.1998 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.9685"
24.5999 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
55.1193 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
8" s/160 - 0.906" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
55.1193 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
55.1193 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
4.521 114.8334 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
55.1193 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 8.625"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
27.125625"
688.9909 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
4
8% of weld:
2.17005" 55.1193 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
8" XX Strong - 0.875" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.020 Esn. Wire: B3
S/S Hole:
25
F/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
20
Welds with reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.875"
47.6250 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.875"
47.6250 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.9375"
23.8125 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
55.1193 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
8" XX Strong - 0.875" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
55.1193 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
55.1193 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
4.521 114.8334 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
55.1193 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 8.625"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
27.125625"
688.9909 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
5
8% of weld:
2.17005" 55.1193 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
10" s/10 - 0.165" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.008 Esn. Wire: A2
S/S Hole:
12
F/S Wire:
0.006 Esn. Wire: A3
F/S Hole:
10
Welds with reinforcement:
S/S Wire:
0.008 Esn. Wire: A2
S/S Hole:
12
F/S Wire:
0.006 Esn. Wire: A3
F/S Hole:
10
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.455"
11.5570 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.455"
11.5570 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.2275"
5.7785 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
68.6994 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
10" s/10 - 0.165" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
68.6994 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
68.6994 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
5.635"
143.1290 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
68.6994 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 10.750"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
33.80875"
858.7105 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
2.7047"
68.6994 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
10" s/40 & Std. - 0.365" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.010 Esn. Wire: A1 or B6 S/S Hole:
15
F/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
12
Welds with reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
17
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
15
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.855"
21.7170 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.855"
21.7170 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.4275"
10.8585 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
68.6994 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
10" s/40 & Std. - 0.365" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
68.6994 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
68.6994 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
5.635"
143.1290 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
68.6994 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 10.750"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
33.80875"
858.7105 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
2.7047"
68.6994 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
10" s/80 - 0.594" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
20
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
17
Welds with reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
20
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
17
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.313"
33.3502 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.313"
33.3502 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.6565"
16.6751 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
68.6994 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
10" s/80 - 0.594" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
68.6994 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
68.6994 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
5.635"
143.1290 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
68.6994 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 10.750"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
33.80875"
858.7105 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
2.7047"
68.6994 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
10" s/120 - 0.843" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.020 Esn. Wire: B3
S/S Hole:
25
F/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
20
Welds with reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.811"
45.9994 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.811"
45.9994 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.9055"
22.9997 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
68.6994 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
10" s/120 - 0.843" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
68.6994 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
68.6994 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
5.635"
143.1290 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
68.6994 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 10.750"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
33.80875"
858.7105 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
2.7047"
68.6994 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
10" Extra Strong - 0.500" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
17
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
15
Welds with reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
20
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
17
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.125"
28.5750 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.125"
28.5750 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.5625"
14.2875 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
68.6994 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
10" Extra Strong - 0.500" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
68.6994 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
68.6994 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
5.635"
143.1290 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
68.6994 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 10.750"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
33.80875"
858.7105 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
2.7047"
68.6994 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
10" s/140 - 1.000" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Welds with reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
2.125"
53.9750 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
2.125"
53.9750 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
1.0625"
26.9875 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
68.6994 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
10" s/140 - 1.000" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
68.6994 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
68.6994 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
5.635"
143.1290 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
68.6994 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 10.750"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
33.80875"
858.7105 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
5
8% of weld:
2.7047"
68.6994 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
10" s/160 - 1.125" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Welds with reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
2.375"
60.3250 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
2.375"
60.3250 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
1.1875"
30.1625 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
68.6994 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
10" s/160 - 1.125" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
68.6994 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
68.6994 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
5.635"
143.1290 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
68.6994 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 10.750"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
33.80875"
858.7105 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
5
8% of weld:
2.7047"
68.6994 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
10" XX Strong - 1.00" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.020 Esn. Wire: B3
S/S Hole:
25
F/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
20
Welds with reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
2.125"
53.9750 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
2.125"
53.9750 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
1.0625"
26.9875 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
68.6994 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
10" XX Strong - 1.00" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
68.6994 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
68.6994 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
5.635"
143.1290 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
68.6994 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 10.750"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
33.80875"
858.7105 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
4
8% of weld:
2.7047"
68.6994 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
12" s/10 - 0.180" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.008 Esn. Wire: A2
S/S Hole:
F/S Wire:
0.006 Esn. Wire: A3
F/S Hole:
Welds with reinforcement:
S/S Wire:
0.008 Esn. Wire: A2
S/S Hole:
F/S Wire:
0.006 Esn. Wire: A3
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
.485"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
.485"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
.2425"
12
10
12
10
12.3190 mm
12.3190 mm
6.1595
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
81.4807 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
12" s/10 - 0.180" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
81.4807 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
81.4807 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
6.683125" 169.7514 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
81.4807 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 12.750 "
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
40.09875"
1018.5083 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
3.2079"
81.4807 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
12" Standard - 0.375" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.010 Esn. Wire: A1 or B6 S/S Hole:
F/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
Welds with reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
.875"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
.875"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
.4375"
15
12
17
15
22.2250 mm
22.2250 mm
11.1125 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
81.4807 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
12" Standard - 0.375" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
81.4807 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
81.4807 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
6.683125" 169.7514 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
81.4807 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 12.750 "
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
40.09875"
1018.5083 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
3.2079"
81.4807 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
12" s/40 - 0.406" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
Welds with reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
.937"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
.937"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
.4685"
17
15
20
17
23.7998 mm
23.7998 mm
11.8999 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
81.4807 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
12" s/40 - 0.406" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
81.4807 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
81.4807 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
6.683125" 169.7514 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
81.4807 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 12.750 "
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
40.09875"
1018.5083 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
3.2079"
81.4807 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
12" s/80 - 0.688" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
Welds with reinforcement:
S/S Wire:
0.020 Esn. Wire: B3
S/S Hole:
F/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.501"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.501"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
.7505"
20
17
25
20
38.1254 mm
38.1254 mm
19.0627 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
81.4807 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
12" s/80 - 0.688" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
81.4807 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
81.4807 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
6.683125" 169.7514 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
81.4807 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 12.750 "
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
40.09875"
1018.5083 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
3.2079"
81.4807 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
12" s/140 - 1.125" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Welds with reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
2.375"
60.3250 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
2.375"
60.3250 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
1.1875"
30.1625 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
81.4807 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
12" s/140 - 1.125" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
81.4807 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
81.4807 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
6.683125" 169.7514 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
81.4807 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 12.750 "
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
40.09875"
1018.5083 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
3.2079"
81.4807 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
12" Extra Strong - 0.500" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
Welds with reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.125"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.125"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
.5625"
17
15
20
17
28.5750 mm
28.5750 mm
14.2875 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
81.4807 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
12" Extra Strong - 0.500" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
81.4807 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
81.4807 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
6.683125" 169.7514 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
81.4807 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 12.750 "
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
40.09875"
1018.5083 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
3.2079"
81.4807 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
12" XX Strong - 1.00" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.020 Esn. Wire: B3
S/S Hole:
25
F/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
20
Welds with reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
2.125"
53.9750 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
2.125"
53.9750 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
1.0625"
26.9875 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
81.4807 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
12" XX Strong - 1.00" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
81.4807 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
81.4807 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
6.683125" 169.7514 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
81.4807 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 12.750 "
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
40.09875"
1018.5083 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
4
8% of weld:
3.2079"
81.4807 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
12" s/120 - 1.00" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.020 Esn. Wire: B3
S/S Hole:
25
F/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
20
Welds with reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
2.125"
53.9750 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
2.125"
53.9750 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
1.0625"
26.9875 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
81.4807 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
12" s/120 - 1.00" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
81.4807 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
81.4807 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
6.683125" 169.7514 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
81.4807 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 12.750 "
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
40.09875"
1018.5083 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
4
8% of weld:
3.2079"
81.4807 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
12" s/120 - 1.00" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.020 Esn. Wire: B3
S/S Hole:
25
F/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
20
Welds with reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
2.125"
53.9750 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
2.125"
53.9750 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
1.0625"
26.9875 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
81.4807 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
12" s/120 - 1.00" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
81.4807 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
81.4807 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
6.683125" 169.7514 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
81.4807 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 12.750 "
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
40.09875"
1018.5083 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
4
8% of weld:
3.2079"
81.4807 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
12" s/160 - 1.312" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Welds with reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
2.749"
69.8246 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
2.749"
69.8246 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
1.3745"
34.9123 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
81.4807 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
12" s/160 - 1.312" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
81.4807 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
81.4807 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
6.683125" 169.7514 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
81.4807 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 12.750 "
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
40.09875"
1018.5083 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
5
8% of weld:
3.2079"
81.4807 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
14" s/10 - .250" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.008 Esn. Wire: A2
S/S Hole:
F/S Wire:
0.006 Esn. Wire: A3
F/S Hole:
Welds with reinforcement:
S/S Wire:
0.010 Esn. Wire: A1 or B6 S/S Hole:
F/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
.625"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
.625"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
.3125"
12
10
15
12
15.8750 mm
15.8750 mm
7.9375 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
89.4690 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
14" s/10 - .250" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
89.4690 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
89.4690 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
7.3383"
186.3937 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
89.4690 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 14.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
44.03
1118.3620 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
3.5224"
89.4690 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
14" s/40 - .437" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
Welds with reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
.999"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
.999"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
.562"
17
15
20
17
25.3746 mm
25.3746 mm
14.2748 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
89.4690 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
14" s/40 - .437" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
89.4690 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
89.4690 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
7.3383"
186.3937 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
89.4690 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 14.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
44.03
1118.3620 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
3.5224"
89.4690 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
14" Standard - .375" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.010 Esn. Wire: A1 or B6 S/S Hole:
F/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
Welds with reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
.875"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
.875"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
.500"
15
12
17
15
22.2250 mm
22.2250 mm
12.7000 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
89.4690 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
14" Standard - .375" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
89.4690 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
89.4690 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
7.3383"
186.3937 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
89.4690 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 14.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
44.03
1118.3620 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
3.5224"
89.4690 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
14" s/80 - .750" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
Welds with reinforcement:
S/S Wire:
0.020 Esn. Wire: B3
S/S Hole:
F/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.625"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.625"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
.8125"
20
17
25
20
41.2750 mm
41.2750 mm
20.6375 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
89.4690 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
14" s/80 - .750" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
89.4690 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
89.4690 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
7.3383"
186.3937 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
89.4690 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 14.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
44.03
1118.3620 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
4
8% of weld:
3.5224"
89.4690 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
14" Extra Heavy - 0.500" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
Welds with reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.125"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.125"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
.5625"
17
15
20
17
28.5750 mm
28.5750 mm
14.2875 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
89.4690 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
14" Extra Heavy - 0.500" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
89.4690 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
89.4690 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
7.3383"
186.3937 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
89.4690 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 14.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
44.03
1118.3620 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
3
8% of weld:
3.5224"
89.4690 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
14" s/120 - 1.093" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Welds with reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
2.311"
58.6994 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
2.311"
58.6994 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
1.1555"
29.3497 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
89.4690 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
14" s/120 - 1.093" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
89.4690 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
89.4690 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
7.3383"
186.3937 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
89.4690 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 14.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
44.03
1118.3620 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
4
8% of weld:
3.5224"
89.4690 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
14" s/140 - 1.250" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Welds with reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
2.311"
58.6994 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
2.311"
58.6994 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
1.1555"
29.3497 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
89.4690 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
14" s/140 - 1.250" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
89.4690 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
89.4690 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
7.3383"
186.3937 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
89.4690 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 14.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
44.03
1118.3620 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
4
8% of weld:
3.5224"
89.4690 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
14" s/160 - 1.406" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.032 Esn. Wire: B1 or C6 S/S Hole:
35
F/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
30
Welds with reinforcement:
S/S Wire:
0.032 Esn. Wire: B1 or C6 S/S Hole:
35
F/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
30
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
2.937"
74.5998 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
2.937"
74.5998 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
1.4685"
37.2999 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
89.4690 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
14" s/160 - 1.406" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
89.4690 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
89.4690 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
7.3383"
186.3937 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
89.4690 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 14.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
44.03
1118.3620 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
5
8% of weld:
3.5224"
89.4690 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
16" s/10 - 0.250" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.008 Esn. Wire: A2
S/S Hole:
12
F/S Wire:
0.006 Esn. Wire: A3
F/S Hole:
10
Welds with reinforcement:
S/S Wire:
0.010 Esn. Wire: A1 or B6 S/S Hole:
15
F/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
12
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.625"
15.8750 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.625"
15.8750 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.3125"
7.9375 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
102.2502 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
16" s/10 - 0.250" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
102.2502 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
102.2502 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
8.387"
213.0298 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
102.2502 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches:
16
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
50.32"
1278.1280 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
4
8% of weld:
4.0256"
102.2502 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
16" Standard - 0.375" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.010 Esn. Wire: A1 or B6 S/S Hole:
15
F/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
12
Welds with reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
17
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
15
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.875"
22.2250 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.875"
22.2250 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.4375"
11.1125 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
102.2502 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
16" Standard - 0.375" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
102.2502 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
102.2502 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
8.387"
213.0298 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
102.2502 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches:
16
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
50.32"
1278.1280 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
4
8% of weld:
4.0256"
102.2502 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
16" s/40 - 0.500" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
Welds with reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.125"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.125"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
.5625"
17
15
20
17
28.5750 mm
28.5750 mm
14.2875 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
102.2502 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
16" s/40 - 0.500" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
102.2502 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
102.2502 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
8.387"
213.0298 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
102.2502 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches:
16
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
50.32"
1278.1280 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
4
8% of weld:
4.0256"
102.2502 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
16" Extra Strong - 0.500" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
Welds with reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.125"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.125"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
.5625"
17
15
20
17
28.5750 mm
28.5750 mm
14.2875 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
102.2502 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
16" Extra Strong - 0.500" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
102.2502 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
102.2502 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
8.387"
213.0298 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
102.2502 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches:
16
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
50.32"
1278.1280 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
4
8% of weld:
4.0256"
102.2502 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
16" s/80 - 0.844" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.020 Esn. Wire: B3
S/S Hole:
F/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
Welds with reinforcement:
S/S Wire:
0.020 Esn. Wire: B3
S/S Hole:
F/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.813"
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.813"
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
.9065"
25
20
25
20
46.0502 mm
46.0502 mm
23.0251 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
102.2502 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
16" s/80 - 0.844" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
102.2502 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
102.2502 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
8.387"
213.0298 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
102.2502 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches:
16
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
50.32"
1278.1280 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
4
8% of weld:
4.0256"
102.2502 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
16" s/120 - 1.219" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Welds with reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
2.563"
65.1002 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
2.563"
65.1002 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
1.2815"
32.5501 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
102.2502 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
16" s/120 - 1.219" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
102.2502 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
102.2502 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
8.387"
213.0298 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
102.2502 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches:
16
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
50.32"
1278.1280 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
5
8% of weld:
4.0256"
102.2502 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
16" s/140 - 1.437" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.032 Esn. Wire: B1 or C6 S/S Hole:
35
F/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
30
Welds with reinforcement:
S/S Wire:
0.032 Esn. Wire: B1 or C6 S/S Hole:
35
F/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
30
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
2.999"
76.1746 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
2.999"
76.1746 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
1.4995"
38.0873 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
102.2502 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
16" s/140 - 1.437" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
102.2502 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
102.2502 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
8.387"
213.0298 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
102.2502 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches:
16
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
50.32"
1278.1280 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
5
8% of weld:
4.0256"
102.2502 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
16" s/160 - 1.594" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.032 Esn. Wire: B1 or C6 S/S Hole:
35
F/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
30
Welds with reinforcement:
S/S Wire:
0.032 Esn. Wire: B1 or C6 S/S Hole:
35
F/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
30
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
3.313"
84.1502 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
3.313"
84.1502 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
1.6565"
42.0751 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
102.2502 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
16" s/160 - 1.594" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
102.2502 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
102.2502 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
8.387"
213.0298 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
102.2502 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches:
16
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
50.32"
1278.1280 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
6
8% of weld:
4.0256"
102.2502 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
18" s/10 - 0.250" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.008 Esn. Wire: A2
S/S Hole:
12
F/S Wire:
0.006 Esn. Wire: A3
F/S Hole:
10
Welds with reinforcement:
S/S Wire:
0.010 Esn. Wire: A1 or B6 S/S Hole:
15
F/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
12
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.625"
15.8750 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.625"
15.8750 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.3125"
7.9375 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
115.0315 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
18" s/10 - 0.250" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
115.0315 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
115.0315 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
9.435"
239.6490 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
115.0315 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 18.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
56.61"
1437.8940 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
4
8% of weld:
4.5288"
115.0315 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
18" Standard - 0.375" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.010 Esn. Wire: A1 or B6 S/S Hole:
15
F/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
12
Welds with reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
17
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
15
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.875"
22.2250 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.875"
22.2250 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.4375"
11.1125 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
115.0315 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
18" Standard - 0.375" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
115.0315 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
115.0315 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
9.435"
239.6490 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
115.0315 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 18.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
56.61"
1437.8940 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
4
8% of weld:
4.5288"
115.0315 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
18" s/40 - 0.562" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
20
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
17
Welds with reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
20
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
17
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.249"
31.7246 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.249"
31.7246 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.6245"
15.8623 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
115.0315 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
18" s/40 - 0.562" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
115.0315 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
115.0315 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
9.435"
239.6490 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
115.0315 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 18.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
56.61"
1437.8940 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
4
8% of weld:
4.5288"
115.0315 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
18" Extra Strong - 0.500" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
17
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
15
Welds with reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
20
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
17
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.125"
28.5750 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.125"
28.5750 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.5625"
14.2875 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
115.0315 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
18" Extra Strong - 0.500" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
115.0315 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
115.0315 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
9.435"
239.6490 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
115.0315 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 18.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
56.61"
1437.8940 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
4
8% of weld:
4.5288"
115.0315 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
18" s/80 - 0.937" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.020 Esn. Wire: B3
S/S Hole:
25
F/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
20
Welds with reinforcement:
S/S Wire:
0.020 Esn. Wire: B3
S/S Hole:
25
F/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
20
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.999"
50.7746 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.999"
50.7746 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.9995"
25.3873 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
115.0315 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
18" s/80 - 0.937" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
115.0315 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
115.0315 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
9.435"
239.6490 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
115.0315 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 18.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
56.61"
1437.8940 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
4
8% of weld:
4.5288"
115.0315 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
18" s/120 - 1.375" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Welds with reinforcement:
S/S Wire:
0.032 Esn. Wire: B1 or C6 S/S Hole:
35
F/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
30
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
2.875"
73.0250 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
2.875"
73.0250 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
1.4375"
36.5125 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
115.0315 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
18" s/120 - 1.375" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
115.0315 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
115.0315 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
9.435"
239.6490 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
115.0315 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 18.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
56.61"
1437.8940 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
5
8% of weld:
4.5288"
115.0315 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
18" s/140 - 1.562" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.032 Esn. Wire: B1 or C6 S/S Hole:
35
F/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
30
Welds with reinforcement:
S/S Wire:
0.040 Esn. Wire: C5
S/S Hole:
40
F/S Wire:
0.032 Esn. Wire: B1 or C6 F/S Hole:
35
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
3.249"
82.5246 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
3.249"
82.5246 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
1.6245"
41.2623 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
115.0315 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
18" s/140 - 1.562" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
115.0315 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
115.0315 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
9.435"
239.6490 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
115.0315 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 18.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
56.61"
1437.8940 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
5
8% of weld:
4.5288"
115.0315 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
18" s/160 - 1.781" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.032 Esn. Wire: B1 or C6 S/S Hole:
35
F/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
30
Welds with reinforcement:
S/S Wire:
0.040 Esn. Wire: C5
S/S Hole:
40
F/S Wire:
0.032 Esn. Wire: B1 or C6 F/S Hole:
35
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
3.687"
93.6498 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
3.687"
93.6498 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
1.8435"
46.8249 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
115.0315 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
18" s/160 - 1.781" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
115.0315 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
115.0315 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
9.435"
239.6490 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
115.0315 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 18.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
56.61"
1437.8940 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
6
8% of weld:
4.5288"
115.0315 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
20" s/10 - 0.250" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.008 Esn. Wire: A2
S/S Hole:
12
F/S Wire:
0.006 Esn. Wire: A3
F/S Hole:
10
Welds with reinforcement:
S/S Wire:
0.010 Esn. Wire: A1 or B6 S/S Hole:
15
F/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
12
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.625"
15.8750 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.625"
15.8750 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.3125"
7.9375 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
127.8128 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
20" s/10 - 0.250" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
127.8128 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
127.8128 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
10.4833" 266.2758 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
127.8128 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 20.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
62.9"
1597.6600 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
5
8% of weld:
5.032"
127.8128 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
20" Standard - 0.375" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.010 Esn. Wire: A1 or B6 S/S Hole:
15
F/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
12
Welds with reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
17
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
15
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.875"
22.2250 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.875"
22.2250 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.4375"
11.1125 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
127.8128 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
20" Standard - 0.375" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
127.8128 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
127.8128 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
10.4833" 266.2758 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
127.8128 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 20.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
62.9"
1597.6600 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
5
8% of weld:
5.032"
127.8128 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
20" s/40 - 0.594" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
20
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
17
Welds with reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
20
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
17
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.313"
33.3502 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.313"
33.3502 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.6565"
16.6751 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
127.8128 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
20" s/40 - 0.594" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
127.8128 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
127.8128 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
10.4833" 266.2758 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
127.8128 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 20.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
62.9"
1597.6600 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
5
8% of weld:
5.032"
127.8128 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
20" Extra Strong - 0.500" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
17
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
15
Welds with reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
20
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
17
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.125"
28.5750 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.125"
28.5750 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.5625"
14.2875 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
127.8128 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
20" Extra Strong - 0.500" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
127.8128 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
127.8128 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
10.4833" 266.2758 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
127.8128 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 20.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
62.9"
1597.6600 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
5
8% of weld:
5.032"
127.8128 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
20" s/80 - 1.031" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Welds with reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
2.187"
55.5498 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
2.187"
55.5498 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
1.0935"
27.7749 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
127.8128 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
20" s/80 - 1.031" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
127.8128 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
127.8128 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
10.4833" 266.2758 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
127.8128 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 20.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
62.9"
1597.6600 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
5
8% of weld:
5.032"
127.8128 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
20" s/120 - 1.500" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Welds with reinforcement:
S/S Wire:
0.032 Esn. Wire: B1 or C6 S/S Hole:
35
F/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
30
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
3.125"
79.3750 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
3.125"
79.3750 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
1.5625"
39.6875 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
127.8128 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
20" s/120 - 1.500" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
127.8128 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
127.8128 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
10.4833" 266.2758 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
127.8128 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 20.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
62.9"
1597.6600 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
5
8% of weld:
5.032"
127.8128 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
20" s/140 - 1.750" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Welds with reinforcement:
S/S Wire:
0.032 Esn. Wire: B1 or C6 S/S Hole:
35
F/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
30
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
3.625"
92.0750 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
3.625"
92.0750 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
1.8125"
46.0375 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
127.8128 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
20" s/140 - 1.750" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
127.8128 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
127.8128 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
10.4833" 266.2758 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
127.8128 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 20.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
62.9"
1597.6600 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
6
8% of weld:
5.032"
127.8128 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
20" s/160 - 1.969" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.032 Esn. Wire: B1 or C6 S/S Hole:
35
F/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
30
Welds with reinforcement:
S/S Wire:
0.040 Esn. Wire: C5
S/S Hole:
40
F/S Wire:
0.032 Esn. Wire: B1 or C6 F/S Hole:
35
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
4.063"
103.2002 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
4.063"
103.2002 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
2.0315"
51.6001 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
127.8128 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
20" s/160 - 1.969" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
127.8128 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
127.8128 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
10.4833" 266.2758 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
127.8128 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 20.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
62.9"
1597.6600 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
6
8% of weld:
5.032"
127.8128 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
22" s/10 - 0.250" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.008 Esn. Wire: A2
S/S Hole:
12
F/S Wire:
0.006 Esn. Wire: A3
F/S Hole:
10
Welds with reinforcement:
S/S Wire:
0.010 Esn. Wire: A1 or B6 S/S Hole:
15
F/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
12
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.625"
15.8750 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.625"
15.8750 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.3125"
7.9375 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
140.5941 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
22" s/10 - 0.250" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
140.5941 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
140.5941 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
11.532"
292.9128 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
140.5941 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 22.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
69.19"
1757.4260 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
5
8% of weld:
5.5352"
140.5941 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
22" Standard - 0.375" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.010 Esn. Wire: A1 or B6 S/S Hole:
15
F/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
12
Welds with reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
17
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
15
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.875"
22.2250 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.875"
22.2250 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.4375"
11.1125 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
140.5941 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
22" Standard - 0.375" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
140.5941 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
140.5941 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
11.532"
292.9128 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
140.5941 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 22.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
69.19"
1757.4260 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
5
8% of weld:
5.5352"
140.5941 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
22" Extra Strong - 0.500" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
17
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
15
Welds with reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
20
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
17
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.125"
28.5750 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.125"
28.5750 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.5625"
14.2875 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
140.5941 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
22" Extra Strong - 0.500" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
140.5941 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
140.5941 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
11.532"
292.9128 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
140.5941 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 22.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
69.19"
1757.4260 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
5
8% of weld:
5.5352"
140.5941 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
22" s/80 - 1.125" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Welds with reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
2.375"
60.3250 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
2.375"
60.3250 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
1.1875"
30.1625 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
140.5941 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
22" s/80 - 1.125" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
140.5941 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
140.5941 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
11.532"
292.9128 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
140.5941 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 22.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
69.19"
1757.4260 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
5
8% of weld:
5.5352"
140.5941 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
22" s/120 - 1.625" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.032 Esn. Wire: B1 or C6 S/S Hole:
35
F/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
30
Welds with reinforcement:
S/S Wire:
0.040 Esn. Wire: C5
S/S Hole:
40
F/S Wire:
0.032 Esn. Wire: B1 or C6 F/S Hole:
35
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
3.375"
85.7250 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
3.375"
85.7250 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
1.6875"
42.8625 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
140.5941 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
22" s/120 - 1.625" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
140.5941 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
140.5941 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
11.532"
292.9128 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
140.5941 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 22.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
69.19"
1757.4260 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
6
8% of weld:
5.5352"
140.5941 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
22" s/140 - 1.875" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.032 Esn. Wire: B1 or C6 S/S Hole:
35
F/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
30
Welds with reinforcement:
S/S Wire:
0.040 Esn. Wire: C5
S/S Hole:
40
F/S Wire:
0.032 Esn. Wire: B1 or C6 F/S Hole:
35
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
3.875"
98.4250 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
3.875"
98.4250 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
1.9375"
49.2125 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
140.5941 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
22" s/140 - 1.875" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
140.5941 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
140.5941 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
11.532"
292.9128 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
140.5941 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 22.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
69.19"
1757.4260 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
6
8% of weld:
5.5352"
140.5941 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
22" s/160 - 2.125" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.040 Esn. Wire: C5
S/S Hole:
40
F/S Wire:
0.032 Esn. Wire: B1 or C6 F/S Hole:
35
Welds with reinforcement:
S/S Wire:
0.050 Esn. Wire: C4
S/S Hole:
50
F/S Wire:
0.040 Esn. Wire: C5
F/S Hole:
40
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
4.375"
111.1250 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
4.375"
111.1250 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
2.1875"
55.5625 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
140.5941 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
22" s/160 - 2.125" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
140.5941 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
140.5941 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
11.532"
292.9128 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
140.5941 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 22.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
69.19"
1757.4260 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
6
8% of weld:
5.5352"
140.5941 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
24" s/10 - 0.250" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.008 Esn. Wire: A2
S/S Hole:
12
F/S Wire:
0.006 Esn. Wire: A3
F/S Hole:
10
Welds with reinforcement:
S/S Wire:
0.010 Esn. Wire: A1 or B6 S/S Hole:
15
F/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
12
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.625"
15.8750 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.625"
15.8750 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.3125"
7.9375 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
153.3754 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
24" s/10 - 0.250" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
153.3754 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
153.3754 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
12.58"
319.5320 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
153.3754 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 24.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
75.48"
1917.1920 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
6
8% of weld:
6.0384"
153.3754 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
24" s/40 - 0.687" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
20
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
17
Welds with reinforcement:
S/S Wire:
0.020 Esn. Wire: B3
S/S Hole:
25
F/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
20
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.499"
38.0746 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.499"
38.0746 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.7495"
19.0373 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
153.3754 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
24" s/40 - 0.687" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
153.3754 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
153.3754 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
12.58"
319.5320 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
153.3754 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 24.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
75.48"
1917.1920 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
6
8% of weld:
6.0384"
153.3754 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
24" Standard - 0.375" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.010 Esn. Wire: A1 or B6 S/S Hole:
15
F/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
12
Welds with reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
17
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
15
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.875"
22.2250 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.875"
22.2250 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.4375"
11.1125 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
153.3754 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
24" Standard - 0.375" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
153.3754 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
153.3754 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
12.58"
319.5320 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
153.3754 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 24.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
75.48"
1917.1920 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
6
8% of weld:
6.0384"
153.3754 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
24" Extra Strong - 0.500" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
17
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
15
Welds with reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
20
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
17
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.125"
28.5750 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.125"
28.5750 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.5625"
14.2875 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
153.3754 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
24" Extra Strong - 0.500" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
153.3754 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
153.3754 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
12.58"
319.5320 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
153.3754 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 24.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
75.48"
1917.1920 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
6
8% of weld:
6.0384"
153.3754 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
24" s/80 - 1.218" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Welds with reinforcement:
S/S Wire:
0.025 Esn. Wire: B2
S/S Hole:
30
F/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
25
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
2.561"
65.0494 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
2.561"
65.0494 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
1.2805"
32.5247 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
153.3754 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
24" s/80 - 1.218" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
153.3754 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
153.3754 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
12.58"
319.5320 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
153.3754 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 24.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
75.48"
1917.1920 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
6
8% of weld:
6.0384"
153.3754 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
24" s/120 - 1.812" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.032 Esn. Wire: B1 or C6 S/S Hole:
35
F/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
30
Welds with reinforcement:
S/S Wire:
0.040 Esn. Wire: C5
S/S Hole:
40
F/S Wire:
0.032 Esn. Wire: B1 or C6 F/S Hole:
35
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
3.749"
95.2246 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
3.749"
95.2246 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
1.8745"
47.6123 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
153.3754 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
24" s/120 - 1.812" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
153.3754 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
153.3754 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
12.58"
319.5320 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
153.3754 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 24.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
75.48"
1917.1920 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
6
8% of weld:
6.0384"
153.3754 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
24" s/140 - 2.062" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.040 Esn. Wire: C5
S/S Hole:
40
F/S Wire:
0.032 Esn. Wire: B1 or C6 F/S Hole:
35
Welds with reinforcement:
S/S Wire:
0.050 Esn. Wire: C4
S/S Hole:
50
F/S Wire:
0.040 Esn. Wire: C5
F/S Hole:
40
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
4.249"
107.9246 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
4.249"
107.9246 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
2.1245"
53.9623 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
153.3754 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
24" s/140 - 2.062" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
153.3754 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
153.3754 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
12.58"
319.5320 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
153.3754 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 24.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
75.48"
1917.1920 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
6
8% of weld:
6.0384"
153.3754 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
24" s/160 - 2.344" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.040 Esn. Wire: C5
S/S Hole:
40
F/S Wire:
0.032 Esn. Wire: B1 or C6 F/S Hole:
35
Welds with reinforcement:
S/S Wire:
0.050 Esn. Wire: C4
S/S Hole:
50
F/S Wire:
0.040 Esn. Wire: C5
F/S Hole:
40
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
4.813"
122.2502 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
4.813"
122.2502 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
2.4065"
61.1251 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
153.3754 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
24" s/160 - 2.344" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
153.3754 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
153.3754 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
12.58"
319.5320 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
153.3754 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 24.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
75.48"
1917.1920 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
6
8% of weld:
6.0384"
153.3754 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
26" s/10 - 0.312" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.010 Esn. Wire: A1 or B6 S/S Hole:
15
F/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
12
Welds with reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
17
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
15
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.749"
19.0246 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.749"
19.0246 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.3745"
9.5123 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
166.1566 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
26" s/10 - 0.312" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
166.1566 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
166.1566 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
13.6283" 346.1588 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
166.1566 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 26.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
81.77"
2076.9580 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
6
8% of weld:
6.5416"
166.1566 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
26" Standard - 0.375" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.010 Esn. Wire: A1 or B6 S/S Hole:
15
F/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
12
Welds with reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
17
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
15
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.875"
22.2250 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.875"
22.2250 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.4375"
11.1125 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
166.1566 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
26" Standard - 0.375" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
166.1566 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
166.1566 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
13.6283" 346.1588 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
166.1566 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 26.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
81.77"
2076.9580 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
6
8% of weld:
6.5416"
166.1566 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
26" Extra Strong - 0.500" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
17
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
15
Welds with reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
20
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
17
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.125"
28.5750 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.125"
28.5750 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.5625"
14.2875 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
166.1566 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
26" Extra Strong - 0.500" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
166.1566 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
166.1566 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
13.6283" 346.1588 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
166.1566 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 26.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
81.77"
2076.9580 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
6
8% of weld:
6.5416"
166.1566 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
36" s/10 - 0.312" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.010 Esn. Wire: A1 or B6 S/S Hole:
15
F/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
12
Welds with reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
17
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
15
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.749"
19.0246 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.749"
19.0246 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.3745"
9.5123 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
230.0630 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
36" s/10 - 0.312" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
230.0630 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
230.0630 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
18.87"
479.2980 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
230.0630 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 36.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
113.22"
2875.7880 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
6
8% of weld:
9.0576"
230.0630 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
36" Standard - 0.375" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.010 Esn. Wire: A1 or B6 S/S Hole:
15
F/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
12
Welds with reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
17
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
15
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
0.875"
22.2250 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
0.875"
22.2250 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.4375"
11.1125 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
230.0630 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
36" Standard - 0.375" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
230.0630 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
230.0630 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
18.87"
479.2980 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
230.0630 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 36.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
113.22"
2875.7880 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
6
8% of weld:
9.0576"
230.0630 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
36" s/40 - 0.750" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
20
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
17
Welds with reinforcement:
S/S Wire:
0.020 Esn. Wire: B3
S/S Hole:
25
F/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
20
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.625"
41.2750 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.625"
41.2750 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.8125"
20.6375 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
230.0630 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
36" s/40 - 0.750" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
230.0630 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
230.0630 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
18.87"
479.2980 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
230.0630 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 36.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
113.22"
2875.7880 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
6
8% of weld:
9.0576"
230.0630 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
API - 1104
36" Extra Strong - 0.500" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Wire:
0.013 Esn. Wire: B5
S/S Hole:
17
F/S Wire:
0.010 Esn. Wire: A1 or B6 F/S Hole:
15
Welds with reinforcement:
S/S Wire:
0.016 Esn. Wire: B4
S/S Hole:
20
F/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
17
Maximum allowable reinforcement:
0.0625"/per side
Maximum reinforcement with DWE/SWV:
0.125"
Total of walls + reinforcement:
1.125"
28.5750 mm
Maximum reinforcement with DWE/DWV:
0.125"
Total of walls + reinforcement:
1.125"
28.5750 mm
Maximum reinforcement with SWE/SWV:
0.0625"
Total of wall + reinforcement:
0.5625"
14.2875 mm
INADEQUATE PENETRATION WITHOUT HIGH LOW
Maximum length of individual indication of IP :
1 inch or 25mm
Maximum length of IP in 8% of weld:
N/A since total weld exceeds 12 inches
1"
Maximum length of indications in any continuous 12" length of weld:
25 mm
INADEQUATE PENETRATION DUE TO HIGH LOW
Maximum length of individual indication of IPD:
2 inches or 50mm
Maximum length of indications of IPD in any continuous 12" length of weld:
3"
75 mm
2"
50 mm
INADEQUATE CROSS PENETRATION
Maximum length of an individual indication of ICP:
2 inches or 50mm
Maximum length of indications of ICP in any continuous 12" length of weld:
INCOMPLETE FUSION
Maximum length of an individual indication of IF:
1 inch or 25mm
Maximum length of IF in 8% of weld:
N/A since total weld exceeds 12 inches
Maximum length of indications of IF in any continuous 12" length of weld:
1"
25 mm
INCOMPLETE FUSION DUE TO COLD LAP
Maximum length of individual indications of IFD:
2 inches or 50mm
Maximum length of IFD in 8% of weld:
230.0630 mm
Maximum length of indications of IFD in any continuous 12" length of weld:
2"
25 mm
INTERNAL CONCAVITY
Any length of IC is acceptable, provided the density of the radiographic image of the
internal concavity does not exceed that of the thinnest adjacent parent material. For areas that exceed the density of the
thinnest adjacent parent material, the criteria for burn through are applicable.
BURN - THROUGH
Maximum dimension of BT's image :
Maximum dimension of BT:
Maximum dimension is unacceptable if:
unacceptable if it exceeds that of the thinnest adjacent parent metal.
1/4" or 6mm
it exceeds the thinner of the nonnal wall thickness joined, and the density
of the BT's image exceeds that of the thinnest adjacent parent material.
The sum of the max dimensions of separate BBT's whose image density exceeds that of the thinnest adjacent parent
material exceeds 1/2 inch or 13mm in any continuous 12" length of weld or the total weld length(whichever is less).
Page 1 of 2
API - 1104
36" Extra Strong - 0.500" Wall
SLAG INCLUSIONS
Elongated slag inclusions (ESI)
Maximum length of an ESI:
2 inches or 50mm
Parallel ESI indications (Wagon Tracks) shall be considered a single indication unless the width of either of them exceed
1/32" or 0.8mm. In that event they shall be considered separate indications.
Maximum length of ESI indications in any continuous 12" length of weld:
2"
50 mm
Maximum width of an individual ESI indication:
1/16" or 1.6mm
Isolated slag inclusions (ISI)
Maximum length of ISI indications in any continuous 12" length of weld:
1/2"
13 mm
Maximum width of an ISI indication:
1/8" or 3mm
Maximum length of ESI and ISI in 8% of weld:
230.0630 mm
POROSITY
Individual or Scattered Porosity.
Maximum size of an individual pore:
1/8" or 3mm
The size of an individual pore exceeds 25% of the thinner of the nonimal wall thickness joined.
The distribution of scattered porosity exceeds the concentration permitted in Figures 19 or 20.
Cluster Porosity (CP)
Maximum diameter of the cluster:
1/2 inch or 13mm
Maximum length of CP indications in any continuous 12" length of weweld:
1/2"
13 mm
Maximum length of an individual pore within a cluster:
1/16 inch or 2mm
Hollow Bead Porosity (HB)
Maximum length of an individual indication of HB:
1/2 inch or 13mm
Maximum length of HB indications in any continuous 12" length of weld:
2"
50 mm
Maximum length of HB in 8% of weld:
230.0630 mm
NOTE: The weld is unacceptable if individual indications of HB, each greater than 1/4 inch or 6mm in length, are
seperated by less than 2 inches or 50 mm.
CRACKS
Note: Any crack which is not a shallow crater crack or star crack is unacceptable.
Maximum length of shallow crater cracks or star cracks:
5/32 inch or 4mm
UNDERCUTTING
Undercutting adjacent to the cover pass (EU) and Undercutting adjacent to the root pass (IU)
Maximum length of EU and IU indications (in any combination) in a 12 inch length of weld:
2"
50 mm
Maximum length of EU and IU indications:
18.87"
479.2980 mm
(This value is 1/6 th of the total weld length)
ACCUMULATION OF IMPERFECTIONS
Maximum length of AI indications in any continuous 12 inch or 300 mm length of weld:
Maximum length of AI indications of 8% of weld:
230.0630 mm
2"
50 mm
RADIOGRAPHIC INFO
Pipe O.D. in inches: 36.00"
Amount of Penetrameters required for each shot:
1 penetrameter 1" from the end of film and 1 penny in the center.
Total weld length:
113.22"
2875.7880 mm
Cassette size to complete weld in most efficient way:
3.5 x 17" 4.5 x 17"
Amount of shots to complete weld with 1" on each side of readable film:
6
8% of weld:
9.0576"
230.0630 mm
Hole penetrameters are adjacent to the weld and Wire penetrameters are parallel to the weld.
Page 2 of 2
B31.3
1/2" s/40 & Std. - 0.109" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Welds with reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Maximum allowable reinforcement:
0.0625"
Total of wall + reinforcement:
0.172"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length:
0.218 Max Individual Width: 0.055"
Max Cumulative Length:
0.436 in 6" of weld
Max Cumulative Length:
0.109" in 1.308" of w.
Severe Cyclic Conditions
Max Individual Length: 0.036"
Max Individual Width: 0.036"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.012
Normal Services:
Max Size of Random Internal Porosity:
0.027"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.109" in a 1.308" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.218"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.0"
Max number of relevant internal porosity in a 6" length of of weld = 12
0.036"
Severe Cyclic:
Max size of Random Internal Porosity:
0.027"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.109" in a 1.308" length of weld.
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.218
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.0"
Max number of relevant internal porosity in a 6" length of weld = 12
0.036"
B31.3
1/2 s/80 & Extra Strong - 0.147" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Welds with reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Maximum allowable reinforcement:
0.0625"
Total of wall + reinforcement:
0.210"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.294"
Max Individual Width: 0.074"
Max Cumulative Length:
0.588" in 6" of weld
Max Cumulative Length:
0.147" in 1.764" of w.
Severe Cyclic Conditions
Max Individual Length: 0.049"
Max Individual Width: 0.049"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.016
Normal Services:
Max Size of Random Internal Porosity:
0.037"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.147" in a 1.764" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.294"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.0"
0.049"
Severe Cyclic:
Max size of Random Internal Porosity:
0.037"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.147" in a 1.764" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.294"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.0"
0.049"
B31.3
1/2" s/160 - 0.188" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Welds with reinforcement:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn. Wire: A2
Maximum allowable reinforcement:
0.0625"
Total of wall + reinforcement:
0.251"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.376"
Max Individual Width: 0.094"
Max Cumulative Length:
0.752" in 6" of weld
Max Cumulative Length:
0.188" in 2.256" of w.
Severe Cyclic Conditions
Max Individual Length: 0.063"
Max Individual Width: 0.063"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.016
Normal Services:
Max Size of Random Internal Porosity:
0.047"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.188" in a 2.256" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.376"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.0"
0.063"
Severe Cyclic:
Max size of Random Internal Porosity:
0.047"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.188" in a 2.256" length of weld.
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.376"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.063"
B31.3
3/4" s/40 & Std. - 0.113" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Welds with reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Maximum allowable reinforcement:
0.0625"
Total of wall + reinforcement:
0.176"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.226"
Max Individual Width: 0.057"
Max Cumulative Length:
0.452" in 6" of weld
Max Cumulative Length:
0.113" in 1.356" of w.
Severe Cyclic Conditions
Max Individual Length: 0.038"
Max Individual Width: 0.038"
UNDERCUTTING
Normal Services:
Not a factor for normal service
Severe Cyclic:
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.012
Normal Services:
Max Size of Random Internal Porosity:
0.028"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.113" in a 1.356" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.226"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.0"
Max number of relevant internal porosity in a 6" length of of weld = 12
0.038"
Severe Cyclic:
Max size of Random Internal Porosity:
0.028"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.113" in a 1.356" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.226"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.0"
Max number of relevant internal porosity in a 6" length of weld = 12
0.038"
B31.3
3/4" s/80 & Extra Strong - 0.154" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Welds with reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Maximum allowable reinforcement:
0.0625"
Total of wall + reinforcement:
0.217"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.308"
Max Individual Width: 0.077"
Max Cumulative Length:
0.616" in 6" of weld
Max Cumulative Length:
0.154" in 1.848" of w.
Severe Cyclic Conditions
Max Individual Length: 0.051"
Max Individual Width: 0.051"
UNDERCUTTING
Normal Services:
Not a factor for normal service
Severe Cyclic:
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.016
Normal Services:
Max Size of Random Internal Porosity:
0.039"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.154" in a 1.848" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.308"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.0"
0.051"
Severe Cyclic:
Max size of Random Internal Porosity:
0.039"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.154" in a 1.848" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.308"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.051"
B31.3
3/4" s/160 - 0.219" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Welds with reinforcement:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn. Wire: A2
Maximum allowable reinforcement:
0.0625"
Total of wall + reinforcement:
0.282"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.438"
Max Individual Width: 0.110"
Max Cumulative Length:
0.876" in 6" of weld
Max Cumulative Length:
0.219" in 2.628" of w
Severe Cyclic Conditions
Max Individual Length: 0.073"
Max Individual Width: 0.073"
UNDERCUTTING
Normal Services:
Not a factor for normal service
Severe Cyclic:
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.016
Normal Services:
Max Size of Random Internal Porosity:
0.055"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.219" in a 2.628" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.438"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.0"
0.073"
Severe Cyclic:
Max size of Random Internal Porosity:
0.055"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.219" in a 2.628" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.438"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.073"
B31.3
3/4" XX Strong - 0.308" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn. Wire: A2
Welds with reinforcement:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn. Wire: A1 or B6
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.433"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.616"
Max Individual Width: 0.125"
Max Cumulative Length:
1.232" in 6" of weld
Max Cumulative Length:
0.308" in 3.696" of w
Severe Cyclic Conditions
Max Individual Length: 0.103"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Not a factor for normal service
Severe Cyclic:
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031"
Normal Services:
Max Size of Random Internal Porosity:
0.116"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.462" in a 3.696" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.924"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.5"
0.154"
Severe Cyclic:
Max size of Random Internal Porosity:
0.077"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.308" in a 3.696" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.616"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.103"
B31.3
1" s/10 - 0.109" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Welds with reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Maximum allowable reinforcement:
0.0625"
Total of wall + reinforcement:
0.172"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.218"
Max Individual Width: 0.055"
Max Cumulative Length:
0.436" in 6" of weld
Max Cumulative Length:
0.109" in 1.308" of w
Severe Cyclic Conditions
Max Individual Length: 0.036"
Max Individual Width: 0.036"
UNDERCUTTING
Normal Services:
Not a factor for normal service
Severe Cyclic:
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.012
Normal Services:
Max Size of Random Internal Porosity:
0.027"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.109" in a 1.308" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.218"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.0"
Max number of relevant internal porosity in a 6" length of weld = 12
0.036"
Severe Cyclic:
Max size of Random Internal Porosity:
0.027"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.109" in a 1.308" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.218"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.0"
Max number of relevant internal porosity in a 6" length of weld = 12
0.036"
B31.3
1" s/40 & Std. - 0.133" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Welds with reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Maximum allowable reinforcement:
0.0625"
Total of wall + reinforcement:
0.196"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.266"
Max Individual Width: 0.067"
Max Cumulative Length:
0.532" in 6" of weld
Max Cumulative Length:
0.133" in 1.596" of w
Severe Cyclic Conditions
Max Individual Length: 0.044"
Max Individual Width: 0.044"
UNDERCUTTING
Normal Services:
Not a factor for normal service
Severe Cyclic:
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.016
Normal Services:
Max Size of Random Internal Porosity:
0.033"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.133" in a 1.596" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.266"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.0"
0.044"
Severe Cyclic:
Max size of Random Internal Porosity:
0.033"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.133" in a 1.596" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.266"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.044"
B31.3
1" s/80 & Extra Strong - 0.179" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
`
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Welds with reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Maximum allowable reinforcement:
0.0625"
Total of wall + reinforcement:
0.242"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.358"
Max Individual Width: 0.090"
Max Cumulative Length:
0.716" in 6" of weld
Max Cumulative Length:
0.179" in 2.148" of w
Severe Cyclic Conditions
Max Individual Length: 0.060"
Max Individual Width: 0.060"
UNDERCUTTING
Normal Services:
Not a factor for normal service
Severe Cyclic:
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.016
Normal Services:
Max Size of Random Internal Porosity:
0.045"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.179" in a 2.148" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.358"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.0"
0.060"
Severe Cyclic:
Max size of Random Internal Porosity:
0.045"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.179" in a 2.148" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.358"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.060"
B31.3
1" s/160 - 0.250" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Welds with reinforcement:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn. Wire: A2
Maximum allowable reinforcement:
0.0625"
Total of wall + reinforcement:
0.313"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.500"
Max Individual Width: 0.125"
Max Cumulative Length:
1.000 in 6" of weld
Max Cumulative Length:
0.250" in 3.000" of w
Severe Cyclic Conditions
Max Individual Length: 0.083"
Max Individual Width: 0.083"
UNDERCUTTING
Normal Services:
Not a factor for normal service
Severe Cyclic:
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.016
Normal Services:
Max Size of Random Internal Porosity:
0.063"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.250" in a 3.000" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.500"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.0"
0.083"
Severe Cyclic:
Max size of Random Internal Porosity:
0.063"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.250" in 3.000" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.500"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.083"
B31.3
1" XX Strong - 0.358" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn. Wire: A2
Welds with reinforcement:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn. Wire: A1 or B6
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.483"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.716"
Max Individual Width: 0.125"
Max Cumulative Length:
1.432" in 6" of weld
Max Cumulative Length:
0.358" in 4.296" of w
Severe Cyclic Conditions
Max Individual Length: 0.119"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Not a factor for normal service
Severe Cyclic:
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.134"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.537" in a 4.296" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.074"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.5"
0.179"
Severe Cyclic:
Max size of Random Internal Porosity:
0.090"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.358" in a 4.296" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.716"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.119"
B31.3
1.25" s/10 - 0.109" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Welds with reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Maximum allowable reinforcement:
0.625"
Total of wall + reinforcement:
0.172"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.218"
Max Individual Width: 0.055"
Max Cumulative Length:
0.436" in 6" of weld
Max Cumulative Length:
0.109" in 1.308" of w
Severe Cyclic Conditions
Max Individual Length: 0.036"
Max Individual Width: 0.036"
UNDERCUTTING
Normal Services:
Not a factor for normal service
Severe Cyclic:
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.012
Normal Services:
Max Size of Random Internal Porosity:
0.027"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.109" in a 1.308" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.218"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.0"
Max number of relevant internal porosity in a 6" length of weld = 12
Severe Cyclic:
0.036"
Max size of Random Internal Porosity:
0.027"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.109" in a 1.308" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.218"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.0"
Max number of relevant internal porosity in a 6" length of weld = 12
0.036"
B31.3
1.25" s/40 & Std. - 0.140" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Welds with reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Maximum allowable reinforcement:
0.625"
Total of wall + reinforcement:
0.203"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.280"
Max Individual Width: 0.070"
Max Cumulative Length:
0.560" in 6" of weld
Max Cumulative Length:
0.140" in 1.680" of w
Severe Cyclic Conditions
Max Individual Length: 0.047"
Max Individual Width: 0.047"
UNDERCUTTING
Normal Services:
Not a factor for normal service
Severe Cyclic:
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.016
Normal Services:
Max Size of Random Internal Porosity:
0.035"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.140" in a 1.680" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.280"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.0"
Severe Cyclic:
0.047"
Max size of Random Internal Porosity:
0.035"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.140" in a 1.680" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.280"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.047"
B31.3
1.25" s/160 - 0.250" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Welds with reinforcement:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn. Wire: A2
Maximum allowable reinforcement:
0.625"
Total of wall + reinforcement:
0.313"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.500"
Max Individual Width: 0.125"
Max Cumulative Length:
1.000" in 6" of weld
Max Cumulative Length:
0.250" in 3.000" of w
Severe Cyclic Conditions
Max Individual Length: 0.083"
Max Individual Width: 0.083"
UNDERCUTTING
Normal Services:
Not a factor for normal service
Severe Cyclic:
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.016
Normal Services:
Max Size of Random Internal Porosity:
0.063"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.250" in a 3.000" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.500"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.0"
Severe Cyclic:
0.083"
Max size of Random Internal Porosity:
0.063"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.250" in 3.000" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.500"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.083"
B31.3
1.25" XX Strong - 0.382" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn. Wire: A1 or B6
Welds with reinforcement:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.507"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.764"
Max Individual Width: 0.125"
Max Cumulative Length:
1.528" in 6" of weld
Max Cumulative Length:
0.382" in 4.584" of w
Severe Cyclic Conditions
Max Individual Length: 0.127"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Not a factor for normal service
Severe Cyclic:
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.143"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.573" in a 4.584" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.146"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.5"
Severe Cyclic:
0.191"
Max size of Random Internal Porosity:
0.096"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.382" in a 4.584" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.764"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.127"
B31.3
1.5" s/10 - 0.109" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Welds with reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Maximum allowable reinforcement:
0.0625"
Total of wall + reinforcement:
0.172"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.218"
Max Individual Width: 0.055"
Max Cumulative Length:
0.436" in 6" of weld
Max Cumulative Length:
0.109" in 1.308" of w
Severe Cyclic Conditions
Max Individual Length: 0.036"
Max Individual Width: 0.036"
UNDERCUTTING
Normal Services:
Not a factor for normal service
Severe Cyclic:
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.012
Normal Services:
Max Size of Random Internal Porosity:
0.027"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.109" in a 1.308" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.218'
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.0"
Max number of relevant internal porosity in a 6" length of of weld = 12
0.036"
Severe Cyclic:
Max size of Random Internal Porosity:
0.027"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.109" in a 1.308" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.218"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.0"
Max number of relevant internal porosity in a 6" length of weld = 12
0.036"
B31.3
1.5" s/40 & /Std. - 0.145" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Welds with reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Maximum allowable reinforcement:
0.0625"
Total of wall + reinforcement:
0.208"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.290"
Max Individual Width: 0.073"
Max Cumulative Length:
0.580" in 6" of weld
Max Cumulative Length:
0.145" in 1.740" of w
Severe Cyclic Conditions
Max Individual Length: 0.048"
Max Individual Width: 0.048"
UNDERCUTTING
Normal Services:
Not a factor for normal service
Severe Cyclic:
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.016
Normal Services:
Max Size of Random Internal Porosity:
0.036"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.145" in a 1.740" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.290"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.0"
Severe Cyclic:
0.048"
Max size of Random Internal Porosity:
0.036"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.145" in a 1.740" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.290"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.048"
B31.3
1.5" s/80 & Extra Strong - 0.200" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Welds with reinforcement:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn. Wire: A2
Maximum allowable reinforcement:
0.0625"
Total of wall + reinforcement:
0.263"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.400"
Max Individual Width: 0.100"
Max Cumulative Length:
0.800" in 6" of weld
Max Cumulative Length:
0.200" in 2.400" of w
Severe Cyclic Conditions
Max Individual Length: 0.067"
Max Individual Width: 0.067"
UNDERCUTTING
Normal Services:
Not a factor for normal service
Severe Cyclic:
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.016
Normal Services:
Max Size of Random Internal Porosity:
0.050"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.200" in a 2.400" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.400"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.0"
Severe Cyclic:
0.067"
Max size of Random Internal Porosity:
0.050"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.200" in a 2.400" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.400"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.067"
B31.3
1.5" s/160 - 0.281" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn. Wire: A2
Welds with reinforcement:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn. Wire: A1 or B6
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.406"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.562"
Max Individual Width: 0.125"
Max Cumulative Length:
1.124" in 6" of weld
Max Cumulative Length:
0.281" in 3.372" of w
Severe Cyclic Conditions
Max Individual Length: 0.094"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Not a factor for normal service
Severe Cyclic:
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.105"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.422" in a 3.372" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.843"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.5"
Severe Cyclic:
0.141"
Max size of Random Internal Porosity:
0.070"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.281" in a 3.372" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.562"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.094"
B31.3
1.5" XX Strong - 0.400" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn. Wire: A1 or B6
Welds with reinforcement:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.525"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.800"
Max Individual Width: 0.125"
Max Cumulative Length:
1.600" in 6" of weld
Max Cumulative Length:
0.400" in 4.800" of w
Severe Cyclic Conditions
Max Individual Length: 0.133"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Not a factor for normal service
Severe Cyclic:
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.150"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.600" in a 4.800" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.200"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.5"
Severe Cyclic:
0.200"
Max size of Random Internal Porosity:
0.100"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.400" in a 4.800" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.800"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.133"
B31.3
2" s/40 & Std. - 0.154" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Welds with reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Maximum allowable reinforcement:
0.0625"
Total of wall + reinforcement:
0.217"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.308"
Max Individual Width: 0.077"
Max Cumulative Length:
0.616" in 6" of weld
Max Cumulative Length:
0.154" in 1.848" of w
Severe Cyclic Conditions
Max Individual Length: 0.051"
Max Individual Width: 0.051"
UNDERCUTTING
Normal Services:
Not a factor for normal service
Severe Cyclic:
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.016
Normal Services:
Max Size of Random Internal Porosity:
0.039"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.154" in a 1.848" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.308"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.0"
0.051"
Severe Cyclic:
Max size of Random Internal Porosity:
0.039"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.154" in a 1.848" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.308"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.051"
B31.3
2" s/80 and Extra Strong - 0.218" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Welds with reinforcement:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn. Wire: A2
Maximum allowable reinforcement:
0.0625"
Total of wall + reinforcement:
0.281"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.436"
Max Individual Width: 0.109"
Max Cumulative Length:
0.872" in 6" of weld
Max Cumulative Length:
0.218" in 2.616" of w
Severe Cyclic Conditions
Max Individual Length: 0.073"
Max Individual Width: 0.073"
UNDERCUTTING
Normal Services:
Not a factor for normal service
Severe Cyclic:
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.016
Normal Services:
Max Size of Random Internal Porosity:
0.055"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.218" in a 2.616" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.436"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.0"
0.073"
Severe Cyclic:
Max size of Random Internal Porosity:
0.055"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.218" in a 2.616" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.436"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.073"
B31.3
2" s/160 - 0.344" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn. Wire: A2
Welds with reinforcement:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn. Wire: A1 or B6
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.469"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.688"
Max Individual Width: 0.125"
Max Cumulative Length:
1.376" in 6" of weld
Max Cumulative Length:
0.344" in 4.128" of w
Severe Cyclic Conditions
Max Individual Length: 0.115"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Not a factor for normal service
Severe Cyclic:
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.129"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.516" in a 4.128" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.032"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.5"
0.172"
Severe Cyclic:
Max size of Random Internal Porosity:
0.086"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.344" in a 4.128" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.688"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.115"
B31.3
2" XX Strong - 0.436" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn. Wire: A1 or B6
Welds with reinforcement:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.561"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.872"
Max Individual Width: 0.125"
Max Cumulative Length:
1.744" in 6" of weld
Max Cumulative Length:
0.436" in 5.232" of w
Severe Cyclic Conditions
Max Individual Length: 0.145"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Not a factor for normal service
Severe Cyclic:
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.164"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.654" in a 5.232" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.308"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.5"
0.218"
Severe Cyclic:
Max size of Random Internal Porosity:
0.109"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.436" in a 5.232" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.872"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.145"
B31.3
3" s/10 - 0.120" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Welds with reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Maximum allowable reinforcement:
0.0625"
Total of wall + reinforcement:
0.183"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.240"
Max Individual Width: 0.060"
Max Cumulative Length:
0.480" in 6" of weld
Max Cumulative Length:
0.120" in 1.440" of w
Severe Cyclic Conditions
Max Individual Length: 0.040"
Max Individual Width: 0.040"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.013
Normal Services:
Max Size of Random Internal Porosity:
0.030"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.120" in a 1.440" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.240"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.0"
Max number of relevant internal porosity in a 6" length of of weld = 12
0.040"
Severe Cyclic:
Max size of Random Internal Porosity:
0.030"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.120" in a 1.440" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.240"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.0"
Max number of relevant internal porosity in a 6" length of weld = 12
0.040"
B31.3
3" s/40 & Std. - 0.216" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Welds with reinforcement:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn. Wire: A2
Maximum allowable reinforcement:
0.0625"
Total of wall + reinforcement:
0.279"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.432"
Max Individual Width: 0.108"
Max Cumulative Length:
0.864" in 6" of weld
Max Cumulative Length:
0.216" in 2.592" of w
Severe Cyclic Conditions
Max Individual Length: 0.072"
Max Individual Width: 0.072"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.016
Normal Services:
Max Size of Random Internal Porosity:
0.054"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.216" in a 2.592" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.432"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.0"
0.072"
Severe Cyclic:
Max size of Random Internal Porosity:
0.054"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.216" in a 2.592" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.432"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.072"
B31.3
3" s/80 and Extra Strong - 0.300" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn. Wire: A2
Welds with reinforcement:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn. Wire: A1 or B6
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.425"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.600"
Max Individual Width: 0.125"
Max Cumulative Length:
1.200" in 6" of weld
Max Cumulative Length:
0.300" in 3.600" of w
Severe Cyclic Conditions
Max Individual Length: 0.100"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.113"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.450" in a 3.600" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.900"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.5"
0.150"
Severe Cyclic:
Max size of Random Internal Porosity:
0.075"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.300" in a 3.600" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.600"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.100"
B31.3
3" s/160 - 0.438" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn. Wire: A1 or B6
Welds with reinforcement:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.563"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.876"
Max Individual Width: 0.125"
Max Cumulative Length:
1.752" in 6" of weld
Max Cumulative Length:
0.438" in 5.256" of w
Severe Cyclic Conditions
Max Individual Length: 0.146"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.164"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.657" in a 5.256" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.314"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.5"
0.219"
Severe Cyclic:
Max size of Random Internal Porosity:
0.110"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.438" in a 5.256" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.876"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.146"
B31.3
3" XX Strong - 0.600" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn. Wire: B5
Welds with reinforcement:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 F/S Wire:
0.016 Esn. Wire: B4
Maximum allowable reinforcement:
0.156"
Total of wall + reinforcement:
0.756"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 1.200"
Max Individual Width: 0.125"
Max Cumulative Length:
2.400" in 6" of weld
Max Cumulative Length:
0.600" in 7.200" of w
Severe Cyclic Conditions
Max Individual Length: 0.200"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.225"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.900" in a 7.200" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.5"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.5"
0.300"
Severe Cyclic:
Max size of Random Internal Porosity:
0.150"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.600" in a 7.200" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.0"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.200"
B31.3
4" s/10 - 0.120" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Welds with reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Maximum allowable reinforcement:
0.0625"
Total of wall + reinforcement:
0.183"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.240"
Max Individual Width: 0.060"
Max Cumulative Length:
0.480" in 6" of weld
Max Cumulative Length:
0.120" in 1.440" of w
Severe Cyclic Conditions
Max Individual Length: 0.040"
Max Individual Width: 0.040"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.013
Normal Services:
Max Size of Random Internal Porosity:
0.030"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.120" in a 1.440" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.240"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.0"
Max number of relevant internal porosity in a 6" length of weld = 12
0.040"
Severe Cyclic:
Max size of Random Internal Porosity:
0.030"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.120" in a 1.440" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.240"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
1.0"
Max number of relevant internal porosity in a 6" length of weld = 12
0.040"
B31.3
4" s/40 & Std. - 0.237" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Welds with reinforcement:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn. Wire: A2
Maximum allowable reinforcement:
0.0625"
Total of wall + reinforcement:
0.183"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.474"
Max Individual Width: 0.119"
Max Cumulative Length:
0.948" in 6" of weld
Max Cumulative Length:
0.237" in 2.844" of w
Severe Cyclic Conditions
Max Individual Length: 0.079"
Max Individual Width: 0.079"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.016
Normal Services:
Max Size of Random Internal Porosity:
0.059"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.237" in a 2.844" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.474"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.079"
1.0"
Severe Cyclic:
Max size of Random Internal Porosity:
0.059"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.237" in a 2.844" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.474"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.079"
B31.3
4" s/80 and Extra Strong - 0.337" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn. Wire: A2
Welds with reinforcement:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn. Wire: A1 or B6
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.462"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.674"
Max Individual Width: 0.125"
Max Cumulative Length:
1.348" in 6" of weld
Max Cumulative Length:
0.337" in 4.044" of w
Severe Cyclic Conditions
Max Individual Length: 0.112"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.126"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.506" in a 4.044" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.011"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.169"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.084"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.337" in a 4.044" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.674"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.112"
B31.3
4" s/120 - 0.438" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn. Wire: A1 or B6
Welds with reinforcement:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.563"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.876"
Max Individual Width: 0.125"
Max Cumulative Length:
1.752" in 6" of weld
Max Cumulative Length:
0.438" in 5.256" of w
Severe Cyclic Conditions
Max Individual Length: 0.146"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.164"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.657" in a 5.256" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.314"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.219"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.110"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.438" in a 5.256" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.876"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.146"
B31.3
4" s/160 - 0.531" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn. Wire: B5
Welds with reinforcement:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement:
0.156"
Total of wall + reinforcement:
0.687"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 1.062"
Max Individual Width: 0.125"
Max Cumulative Length:
2.124" in 6" of weld
Max Cumulative Length:
0.531" in 6.372" of w
Severe Cyclic Conditions
Max Individual Length: 0.177"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.199"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.797" in a 6.372" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.5"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.266"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.133"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.531" in a 6.372" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.0"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.177"
B31.3
4" XX Strong - 0.674" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn. Wire: B5
Welds with reinforcement:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 F/S Wire:
0.016 Esn. Wire: B4
Maximum allowable reinforcement:
0.156"
Total of wall + reinforcement:
0.830"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 1.348"
Max Individual Width: 0.125"
Max Cumulative Length:
2.696" in 6" of weld
Max Cumulative Length:
0.674" in 8.008" of w
Severe Cyclic Conditions
Max Individual Length: 0.225"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.234"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 1.011" in a 8.088" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.5"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.337"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.156"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.674" in a 8.088" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.0"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.225"
B31.3
6" s/10 = 0.134" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Welds with reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Maximum allowable reinforcement:
0.0625"
Total of wall + reinforcement:
0.197"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.268"
Max Individual Width: 0.067"
Max Cumulative Length:
0.536" in 6" of weld
Max Cumulative Length:
0.134" in 1.608" of w
Severe Cyclic Conditions
Max Individual Length: 0.045"
Max Individual Width: 0.045"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.016
Normal Services:
Max Size of Random Internal Porosity:
0.034"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.134" in a 1.608" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.268"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.045"
1.0"
Severe Cyclic:
Max size of Random Internal Porosity:
0.034"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.134" in a 1.608" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.268"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.045"
B31.3
6" s/40 & Std. - 0.280" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn. Wire: A2
Welds with reinforcement:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn. Wire: A1 or B6
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.405"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.560"
Max Individual Width: 0.125"
Max Cumulative Length:
1.120" in 6" of weld
Max Cumulative Length:
0.280" in 3.360" of w
Severe Cyclic Conditions
Max Individual Length: 0.093"
Max Individual Width: 0.093"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.105"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.420" in a 3.360" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.840"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.140"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.070"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.280" in a 3.360" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.560"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.093"
B31.3
6" s/80 & Extra Strong - 0.432" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn. Wire: A1 or B6
Welds with reinforcement:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.557"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.864"
Max Individual Width: 0.125"
Max Cumulative Length:
1.728" in 6" of weld
Max Cumulative Length:
0.432" in 5.184" of w
Severe Cyclic Conditions
Max Individual Length: 0.144"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.162"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.648" in a 5.184" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.296"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.216"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.108"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.432" in a 5.184" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.864"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.144"
B31.3
6" s/160 - 0.719" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn. Wire: B5
Welds with reinforcement:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 F/S Wire:
0.016 Esn. Wire: B4
Maximum allowable reinforcement:
0.156"
Total of wall + reinforcement:
0.875"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 1.438"
Max Individual Width: 0.125"
Max Cumulative Length:
2.876" in 6" of weld
Max Cumulative Length:
0.719" in 8.628" of w
Severe Cyclic Conditions
Max Individual Length: 0.240"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.234"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 1.079" in a 8.628" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.5"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.360"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.156"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.719" in a 8.628" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.0"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.240"
B31.3
6" XX Strong - 0.864" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 F/S Wire:
0.016 Esn. Wire: B4
Welds with reinforcement:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 F/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement:
0.156"
Total of wall + reinforcement:
1.020"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 1.728"
Max Individual Width: 0.125"
Max Cumulative Length:
3.456" in 6" of weld
Max Cumulative Length:
0.864" in 10.368"/w
Severe Cyclic Conditions
Max Individual Length: 0.288"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.234"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 1.296" in a 10.368" length of weld
Max group length of Aligned Internal Porosity:
0.432"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.5"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.375"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.156"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.864" in a 10.368" length of weld
Max group length of Aligned Internal Porosity:
0.288"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.0"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.250"
B31.3
8" s/10 - 0.148" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Welds with reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Maximum allowable reinforcement:
0.0625"
Total of wall + reinforcement:
0.211"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.296"
Max Individual Width: 0.074"
Max Cumulative Length:
0.592" in 6" of weld
Max Cumulative Length:
0.148" in 1.776" of w
Severe Cyclic Conditions
Max Individual Length: 0.049"
Max Individual Width: 0.049"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.016
Normal Services:
Max Size of Random Internal Porosity:
0.037"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.148" in a 1.776" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.296"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.049"
1.0"
Severe Cyclic:
Max size of Random Internal Porosity:
0.037"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.148" in a 1.776" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.296"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.049"
B31.3
8" s/40 & Std. - 0.322" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn. Wire: A2
Welds with reinforcement:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn. Wire: A1 or B6
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.447"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.644"
Max Individual Width: 0.125"
Max Cumulative Length:
1.288" in 6" of weld
Max Cumulative Length:
0.322" in 3.864" of w
Severe Cyclic Conditions
Max Individual Length: 0.107"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.121"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.483" in a 3.864" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.966"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.161"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.081"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.322" in a 3.864" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.644"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.107"
B31.3
8" s/80 & Extra Strong - 0.500" Wall
Penetrameter Selection
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn. Wire: A1 or B6
Welds with reinforcement:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.625"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 1.000"
Max Individual Width: 0.125"
Max Cumulative Length:
2.000" in 6" of weld
Max Cumulative Length:
0.500" in 6.000" of w
Severe Cyclic Conditions
Max Individual Length: 0.167"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.188"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.750" in a 6.000" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.500"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.250"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.125"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.500" in a 6.000" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.000"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.167"
B31.3
8" s/120 - 0.719" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn. Wire: B5
Welds with reinforcement:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 F/S Wire:
0.016 Esn. Wire: B4
Maximum allowable reinforcement:
0.156"
Total of wall + reinforcement:
0.875"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 1.438"
Max Individual Width: 0.125"
Max Cumulative Length:
2.876" in 6" of weld
Max Cumulative Length:
0.719" in 8.628" of w
Severe Cyclic Conditions
Max Individual Length: 0.240"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.234"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 1.079" in a 8.628" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.5"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.360"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.156"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.719" in a 8.628" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.0"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.240"
B31.3
8" s/160 - 0.906" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 F/S Wire:
0.016 Esn. Wire: B4
Welds with reinforcement:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 F/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement:
0.156"
Total of wall + reinforcement:
1.062"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 1.812"
Max Individual Width: 0.125"
Max Cumulative Length:
3.624" in 6" of weld
Max Cumulative Length:
0.906" in 10.872"/w
Severe Cyclic Conditions
Max Individual Length: 0.302"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.234"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 1.359" in a 10.872" length of weld
Max group length of Aligned Internal Porosity:
0.453"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.5"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.375"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.156"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.906" in a 10.872" length of weld
Max group length of Aligned Internal Porosity:
0.302"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.0"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.250"
B31.3
8" XX Strong - 0.875" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 F/S Wire:
0.016 Esn. Wire: B4
Welds with reinforcement:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 F/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement:
0.156"
Total of wall + reinforcement:
1.031"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 1.750"
Max Individual Width: 0.125"
Max Cumulative Length:
3.500" in 6" of weld
Max Cumulative Length:
0.875" in 10.500"/w
Severe Cyclic Conditions
Max Individual Length: 0.292"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.234"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 1.313" in a 10.5" length of weld
Max group length of Aligned Internal Porosity:
0.438"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.5"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.375"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.156"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.875" in a 10.5" length of weld
Max group length of Aligned Internal Porosity:
0.292"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.0"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.250"
B31.3
10" s/10 - 0.165" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Welds with reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Maximum allowable reinforcement:
0.0625"
Total of wall + reinforcement:
0.228"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.330"
Max Individual Width: 0.083"
Max Cumulative Length:
0.660" in 6" of weld
Max Cumulative Length:
0.165" in 1.980" of w
Severe Cyclic Conditions
Max Individual Length: 0.055"
Max Individual Width: 0.055"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.016
Normal Services:
Max Size of Random Internal Porosity:
0.041"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.165" in a 1.980" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.330"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.055"
1.0"
Severe Cyclic:
Max size of Random Internal Porosity:
0.041"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.165" in a 1.980" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.330"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.055"
B31.3
10" s/40 & Std. - 0.365" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn. Wire: A2
Welds with reinforcement:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn. Wire: A1 or B6
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.490"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.730"
Max Individual Width: 0.125"
Max Cumulative Length:
1.460" in 6" of weld
Max Cumulative Length:
0.365" in 4.380" of w
Severe Cyclic Conditions
Max Individual Length: 0.122"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.137"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.548" in a 3.864" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.095"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.183"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.091"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.365" in a 4.380" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.730"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.122"
B31.3
10" s/80 - 0.594" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn. Wire: B5
Welds with reinforcement:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement:
0.156"
Total of wall + reinforcement:
0.750"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 1.188"
Max Individual Width: 0.125"
Max Cumulative Length:
2.376" in 6" of weld
Max Cumulative Length:
0.594" in 7.128" of w
Severe Cyclic Conditions
Max Individual Length: 0.198"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.223"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.894" in a 7.128" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.500"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.297"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.149"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.594" in a 7.128" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.000"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.198"
B31.3
10" Extra Strong - 0.500" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn. Wire: A1 or B6
Welds with reinforcement:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.625"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 1.000"
Max Individual Width: 0.125"
Max Cumulative Length:
2.000" in 6" of weld
Max Cumulative Length:
0.500" in 6.000"/w
Severe Cyclic Conditions
Max Individual Length: 0.167"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.188"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.750" in a 6.000" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.500"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.250"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.125"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.500" in a 6.000" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.000"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.167"
B31.3
10" s/120 - 0.844" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 F/S Wire:
0.016 Esn. Wire: B4
Welds with reinforcement:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 F/S Wire:
0.016 Esn. Wire: B4
Maximum allowable reinforcement:
0.156"
Total of wall + reinforcement:
1.000"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 1.688"
Max Individual Width: 0.125"
Max Cumulative Length:
3.376" in 6" of weld
Max Cumulative Length:
0.844" in 10.128"/w
Severe Cyclic Conditions
Max Individual Length: 0.281"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.234"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 1.266" in a 10.128" length of weld
Max group length of Aligned Internal Porosity:
0.422"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.5"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.375"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.156"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.844" in a 10.128" length of weld
Max group length of Aligned Internal Porosity:
0.281"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.0"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.250"
B31.3
10" s/160 - 1.125" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 F/S Wire:
0.020 Esn. Wire: B3
Welds with reinforcement:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 F/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement:
0.188"
Total of wall + reinforcement:
1.313"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 2.250"
Max Individual Width: 0.125"
Max Cumulative Length:
4.5" in 6" of weld
Max Cumulative Length:
1.125" in 13.500"/w
Severe Cyclic Conditions
Max Individual Length: 0.375"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.234"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 1.688" in a 13.5" length of weld
Max group length of Aligned Internal Porosity:
0.563"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.5"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.375"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.156"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
1.125" in a 13.5" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.0"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.250"
B31.3
10" XX Strong - 1.00" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 F/S Wire:
0.016 Esn. Wire: B4
Welds with reinforcement:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 F/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement:
0.156"
Total of wall + reinforcement:
1.156"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 2.000"
Max Individual Width: 0.125"
Max Cumulative Length:
4.000" in 6" of weld
Max Cumulative Length:
1.000" in 12.00"/w
Severe Cyclic Conditions
Max Individual Length: 0.333"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.234"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 1.500" in a 12.0" length of weld
Max group length of Aligned Internal Porosity:
0.500"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.5"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.375"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.156"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
1.000" in a 12.0" length of weld
Max group length of Aligned Internal Porosity:
0.333"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.0"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.250"
B31.3
12" s/10 - 0.180" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Welds with reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Maximum allowable reinforcement:
0.0625"
Total of wall + reinforcement:
0.243"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.360"
Max Individual Width: 0.090"
Max Cumulative Length:
0.720" in 6" of weld
Max Cumulative Length:
0.180" in 2.160" of w
Severe Cyclic Conditions
Max Individual Length: 0.060"
Max Individual Width: 0.060"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
0.016
Normal Services:
Max Size of Random Internal Porosity:
0.045"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.180" in a 2.160" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.360"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.060"
1.0"
Severe Cyclic:
Max size of Random Internal Porosity:
0.045"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.180" in a 2.160" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.360"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.060"
B31.3
12" Standard - 0.375" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn. Wire: A2
Welds with reinforcement:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn. Wire: A1 or B6
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.500"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.750"
Max Individual Width: 0.125"
Max Cumulative Length:
1.500" in 6" of weld
Max Cumulative Length:
0.375" in 4.5" of w
Severe Cyclic Conditions
Max Individual Length: 0.125"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.141"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.563" in a 4.5" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.125"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.188"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.094"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.375" in a 4.5" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.750"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.125"
B31.3
12" s/40 - 0.406" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn. Wire: A1 or B6
Welds with reinforcement:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.531"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.812"
Max Individual Width: 0.125"
Max Cumulative Length:
1.624" in 6" of weld
Max Cumulative Length:
0.406" in 4.872"/w
Severe Cyclic Conditions
Max Individual Length: 0.135"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.152"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.609" in a 4.872" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.218"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.203"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.102"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.406" in a 4.872" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.812"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.135"
B31.3
12" s/80 - 0.688" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn. Wire: B5
Welds with reinforcement:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 F/S Wire:
0.016 Esn. Wire: B4
Maximum allowable reinforcement:
0.156"
Total of wall + reinforcement:
0.844"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 1.376"
Max Individual Width: 0.125"
Max Cumulative Length:
2.752" in 6" of weld
Max Cumulative Length:
0.688" in 8.256" of w
Severe Cyclic Conditions
Max Individual Length: 0.229"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.234"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 1.032" in a 8.256" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.500"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.344"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.156"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.688" in a 8.256" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.000"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.229"
B31.3
12" Extra Strong - 0.500" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn. Wire: A1 or B6
Welds with reinforcement:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.625"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 1.000"
Max Individual Width: 0.125"
Max Cumulative Length:
2.000" in 6" of weld
Max Cumulative Length:
0.500" in 6.0" of w
Severe Cyclic Conditions
Max Individual Length: 0.167"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.188"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.750" in a 6.000" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.500"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.250"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.125"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.500" in a 6.000" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.000"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.167"
B31.3
12" XX Strong - 1.00" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 F/S Wire:
0.016 Esn. Wire: B4
Welds with reinforcement:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 F/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement:
0.156"
Total of wall + reinforcement:
1.156"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 2.000"
Max Individual Width: 0.125"
Max Cumulative Length:
4.000" in 6" of weld
Max Cumulative Length:
1.000" in 12.00"/w
Severe Cyclic Conditions
Max Individual Length: 0.333"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.234"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 1.500" in a 12.0" length of weld
Max group length of Aligned Internal Porosity:
0.500"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.5"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.375"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.156"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
1.000" in a 12.0" length of weld
Max group length of Aligned Internal Porosity:
0.333"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.0"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.250"
B31.3
12" s/120 - 1.00" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 F/S Wire:
0.016 Esn. Wire: B4
Welds with reinforcement:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 F/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement:
0.156"
Total of wall + reinforcement:
1.156"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 2.000"
Max Individual Width: 0.125"
Max Cumulative Length:
4.000" in 6" of weld
Max Cumulative Length:
1.000" in 12.00"/w
Severe Cyclic Conditions
Max Individual Length: 0.333"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.234"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 1.500" in a 12.0" length of weld
Max group length of Aligned Internal Porosity:
0.500"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.5"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.375"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.156"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
1.000" in a 12.0" length of weld
Max group length of Aligned Internal Porosity:
0.333"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.0"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.250"
B31.3
12" s/160 - 1.312" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 F/S Wire:
0.020 Esn. Wire: B3
Welds with reinforcement:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 F/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement:
0.188"
Total of wall + reinforcement:
1.500"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 2.624"
Max Individual Width: 0.125"
Max Cumulative Length:
5.248" in 6" of weld
Max Cumulative Length:
1.312" in 15.744"/w
Severe Cyclic Conditions
Max Individual Length: 0.437"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.234"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 1.968" in a 15.744" length of weld
Max group length of Aligned Internal Porosity:
0.656"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.5"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.375"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.156"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
1.312" in a 15.744" length of weld
Max group length of Aligned Internal Porosity:
0.437"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.0"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.250"
B31.3
16" s/10 - 0.188" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Welds with reinforcement:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn. Wire: A2
Maximum allowable reinforcement:
0.0625"
Total of wall + reinforcement:
0.251"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.376"
Max Individual Width: 0.094"
Max Cumulative Length:
0.752" in 6" of weld
Max Cumulative Length:
0.188" in 2.256" of w
Severe Cyclic Conditions
Max Individual Length: 0.063"
Max Individual Width: 0.063"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.016
Normal Services:
Max Size of Random Internal Porosity:
0.047"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.188" in a 2.256" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.376"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.063"
1.0"
Severe Cyclic:
Max size of Random Internal Porosity:
0.047"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.188" in a 2.256" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.376"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.063"
B31.3
16 " Standard - 0.375" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn. Wire: A2
Welds with reinforcement:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn. Wire: A1 or B6
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.500"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.750"
Max Individual Width: 0.125"
Max Cumulative Length:
1.500" in 6" of weld
Max Cumulative Length:
0.375" in 4.500"/w
Severe Cyclic Conditions
Max Individual Length: 0.125"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.141"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.563" in a 4.500" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.125"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.188"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.094"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.375" in a 4.500" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.750"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.125"
B31.3
16" s/40 - 0.500" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn. Wire: A1 or B6
Welds with reinforcement:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.625"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 1.000"
Max Individual Width: 0.125"
Max Cumulative Length:
2.000" in 6" of weld
Max Cumulative Length:
0.500" in 6.0" of w
Severe Cyclic Conditions
Max Individual Length: 0.167"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.188"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.750" in a 6.000" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.500"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.250"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.125"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.500" in a 6.000" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.000"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.167"
B31.3
16" Extra Strong - 0.500" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn. Wire: A1 or B6
Welds with reinforcement:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.625"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 1.000"
Max Individual Width: 0.125"
Max Cumulative Length:
2.000" in 6" of weld
Max Cumulative Length:
0.500" in 6.0" of w
Severe Cyclic Conditions
Max Individual Length: 0.167"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.188"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.750" in a 6.000" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.500"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.250"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.125"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.500" in a 6.000" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.000"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.167"
B31.3
16" s/80 - 0.844" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 F/S Wire:
0.016 Esn. Wire: B4
Welds with reinforcement:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 F/S Wire:
0.016 Esn. Wire: B4
Maximum allowable reinforcement:
0.156"
Total of wall + reinforcement:
1.00"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 1.688"
Max Individual Width: 0.125"
Max Cumulative Length:
3.376" in 6" of weld
Max Cumulative Length:
0.844" in 10.128"/w
Severe Cyclic Conditions
Max Individual Length: 0.281"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.234"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 1.266" in a 10.128" length of weld
Max group length of Aligned Internal Porosity:
0.422"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.500"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.375"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.156"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.844" in a 10.128" length of weld
Max group length of Aligned Internal Porosity:
0.281"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.000"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.250"
B31.3
16" s/120 - 1.219" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 F/S Wire:
0.020 Esn. Wire: B3
Welds with reinforcement:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 F/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement:
0.188"
Total of wall + reinforcement:
1.407"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 2.438"
Max Individual Width: 0.125"
Max Cumulative Length:
4.876" in 6" of weld
Max Cumulative Length:
1.219" in 14.628"/w
Severe Cyclic Conditions
Max Individual Length: 0.406"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.234"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 1.829" in a 14.628" length of weld
Max group length of Aligned Internal Porosity:
0.610"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.500"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.375"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.156"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
1.219" in a 14.628" length of weld
Max group length of Aligned Internal Porosity:
0.406"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.000"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.250"
B31.3
16" s/160 - 1.594" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
F/S Hole:
30 F/S Wire:
0.025 Esn. Wire: B2
Welds with reinforcement:
S/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
F/S Hole:
30 F/S Wire:
0.025 Esn. Wire: B2
Maximum allowable reinforcement:
0.188"
Total of wall + reinforcement:
1.782"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 3.188"
Max Individual Width: 0.125"
Max Cumulative Length:
6.376" in 6" of weld
Max Cumulative Length:
1.594" in 19.128"/w
Severe Cyclic Conditions
Max Individual Length: 0.531"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.234"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 2.391" in a 19.128" length of weld
Max group length of Aligned Internal Porosity:
0.797"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.500"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.375"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.156"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
1.594" in a 19.128" length of weld
Max group length of Aligned Internal Porosity:
0.531"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.000"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.250"
B31.3
20" s/10 - 0.218" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Welds with reinforcement:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn. Wire: A2
Maximum allowable reinforcement:
0.0625"
Total of wall + reinforcement:
0.281"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.436"
Max Individual Width: 0.109"
Max Cumulative Length:
0.872" in 6" of weld
Max Cumulative Length:
0.218" in 2.616" of w
Severe Cyclic Conditions
Max Individual Length: 0.073"
Max Individual Width: 0.073"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.016
Normal Services:
Max Size of Random Internal Porosity:
0.055"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.218" in a 2.616" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.436"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.073"
1.0"
Severe Cyclic:
Max size of Random Internal Porosity:
0.055"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.218" in a 2.616" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.436"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.073"
B31.3
20" Standard - 0.375" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn. Wire: A2
Welds with reinforcement:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.500"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.750"
Max Individual Width: 0.125"
Max Cumulative Length:
1.500" in 6" of weld
Max Cumulative Length:
0.375" in 4.5" of w
Severe Cyclic Conditions
Max Individual Length: 0.125"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.141"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.563" in a 4.5" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.125"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.188"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.094"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.375" in a 4.5" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.750"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.125"
B31.3
20" s/40 - 0.594" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn. Wire: B5
Welds with reinforcement:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement:
0.156"
Total of wall + reinforcement:
0.750"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 1.188"
Max Individual Width: 0.125"
Max Cumulative Length:
2.376" in 6" of weld
Max Cumulative Length:
0.594" in 7.128" of w
Severe Cyclic Conditions
Max Individual Length: 0.198"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.223"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.891" in a 7.128" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.500"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.297"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.149"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.594" in a 7.128" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.000"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.198"
B31.3
20" Extra Strong - 0.500" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn. Wire: A1 or B6
Welds with reinforcement:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.625"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 1.000"
Max Individual Width: 0.125"
Max Cumulative Length:
2.000" in 6" of weld
Max Cumulative Length:
0.500" in 6.000"/w
Severe Cyclic Conditions
Max Individual Length: 0.167"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.188"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.750" in a 6.0" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.500"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.250"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.125"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.500" in a 6.0" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.000"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.167"
B31.3
20" s/80 - 1.031" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 F/S Wire:
0.020 Esn. Wire: B3
Welds with reinforcement:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement:
0.188"
Total of wall + reinforcement:
1.219"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 2.062"
Max Individual Width: 0.125"
Max Cumulative Length:
4.124" in 6" of weld
Max Cumulative Length:
1.031" in 12.372"/w
Severe Cyclic Conditions
Max Individual Length: 0.344"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.234"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 1.547" in a 12.372" length of weld
Max group length of Aligned Internal Porosity:
0.516"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.500"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.375"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.156"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
1.031" in a 12.372" length of weld
Max group length of Aligned Internal Porosity:
0.344"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.000"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.250"
B31.3
20" s/120 - 1.500" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 F/S Wire:
0.020 Esn. Wire: B3
Welds with reinforcement:
S/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
F/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
Maximum allowable reinforcement:
0.188"
Total of wall + reinforcement:
1.688"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 3.00"
Max Individual Width: 0.125"
Max Cumulative Length:
6" in 6" of weld
Max Cumulative Length:
1.500" in 18.00"/w
Severe Cyclic Conditions
Max Individual Length: 0.500"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.234"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 2.250" in a 18.00" length of weld
Max group length of Aligned Internal Porosity:
0.750"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.500"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.375"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.156"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
1.500" in a 18.00" length of weld
Max group length of Aligned Internal Porosity:
0.500"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.000"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.250"
B31.3
20" s/160 - 1.969" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
F/S Hole:
30 F/S Wire:
0.025 Esn. Wire: B2
Welds with reinforcement:
S/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
F/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
Maximum allowable reinforcement:
0.188"
Total of wall + reinforcement:
2.157"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 3.938"
Max Individual Width: 0.125"
Max Cumulative Length:
7.876" in 6" of weld
Max Cumulative Length:
1.696" in 23.628"/w
Severe Cyclic Conditions
Max Individual Length: 0.656"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.234"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 2.954" in a 23.628" length of weld
Max group length of Aligned Internal Porosity:
0.985"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.500"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.375"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.156"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
1.969" in a 23.628" length of weld
Max group length of Aligned Internal Porosity:
0.656"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.000"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.250"
B31.3
24" s/10 - .250" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn. Wire: A3
Welds with reinforcement:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
Maximum allowable reinforcement:
0.0625"
Total of wall + reinforcement:
0.313"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.500"
Max Individual Width: 0.125"
Max Cumulative Length:
1.00" in 6" of weld
Max Cumulative Length:
0.250" in 3.00" of w
Severe Cyclic Conditions
Max Individual Length: 0.083"
Max Individual Width: 0.083"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.016
Normal Services:
Max Size of Random Internal Porosity:
0.063"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.250" in a 3.000" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.500"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.083"
1.0"
Severe Cyclic:
Max size of Random Internal Porosity:
0.063"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.250" in a 3.000" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.500"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.083"
B31.3
24" s/40 - 0.688" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn. Wire: B5
Welds with reinforcement:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Maximum allowable reinforcement:
0.156"
Total of wall + reinforcement:
0.844"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 1.376"
Max Individual Width: 0.125"
Max Cumulative Length:
2.752" in 6" of weld
Severe Cyclic Conditions
Max Individual Length: 0.229"
Max Individual Width:
0.094 Max Cumulative Length:
0.688" in 8.256"/w
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.234"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 1.032" in a 8.256" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.500"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.344"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.156"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.688" in a 8.256" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.000"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.229"
B31.3
24" Standard - 0.375" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn. Wire: A2
Welds with reinforcement:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.500"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.750"
Max Individual Width: 0.125"
Max Cumulative Length:
1.500" in 6" of weld
Severe Cyclic Conditions
Max Individual Length: 0.125"
Max Individual Width:
0.094 Max Cumulative Length:
0.375" in 4.5" of w
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.141"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.563" in a 4.500" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.125"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.188"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.094"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.375" in a 4.500" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.750"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.125"
B31.3
24" Extra Strong - 0.500" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforce`
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn. Wire: A1 or B6
Welds with reinforcement:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.625"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 1.000"
Max Individual Width: 0.125"
Max Cumulative Length:
2.000" in 6" of weld
Severe Cyclic Conditions
Max Individual Length: 0.167"
Max Individual Width:
0.094 Max Cumulative Length:
0.500" in 6.000"/w
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.188"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.750" in a 6.000" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.500"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.250"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.125"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.500" in a 6.000" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.000"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.167"
B31.3
24" s/80 - 1.218" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 F/S Wire:
0.020 Esn. Wire: B3
Welds with reinforcement:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement:
0.188"
Total of wall + reinforcement:
1.406"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 2.438"
Max Individual Width: 0.125"
Max Cumulative Length:
4.876" in 6" of weld
0.094 Max Cumulative Length:
1.219" in 14.628"/w
Severe Cyclic Conditions
Max Individual Length: 0.406"
Max Individual Width:
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.234"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 1.829" in a 14.628" length of weld
Max group length of Aligned Internal Porosity:
0.610"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.500"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.375"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.156"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
1.219" in a 14.628" length of weld
Max group length of Aligned Internal Porosity:
0.406"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.000"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.250"
B31.3
24" s/160 - 2.344" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
F/S Hole:
35 F/S Wire:
0.032 Esn. Wire: B1 or C6
Welds with reinforcement:
S/S Hole:
50 S/S Wire:
0.050 Esn. Wire: C4
F/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
Maximum allowable reinforcement:
0.188"
Total of wall + reinforcement:
2.532"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 4.688"
Max Individual Width: 0.125"
Max Cumulative Length:
9.376" in 6" of weld
0.094 Max Cumulative Length:
2.344" in 28.128"/w
Severe Cyclic Conditions
Max Individual Length: 0.781"
Max Individual Width:
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.234"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 3.516" in a 28.128" length of weld
Max group length of Aligned Internal Porosity:
1.125"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.500"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.563"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.156"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
2.344" in a 28.128" length of weld
Max group length of Aligned Internal Porosity:
0.750"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.000"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.375"
B31.3
36" s/10 - 0.312" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn. Wire: A2
Welds with reinforcement:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.437"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.624"
Max Individual Width: 0.125"
Max Cumulative Length:
1.248" in 6" of weld
Max Cumulative Length:
0.312" in 3.744"/w
Severe Cyclic Conditions
Max Individual Length: 0.104"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.117"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.468" in a 3.744" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.936"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.156"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.078"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.312" in a 3.744" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.624"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.104"
B31.3
36" Standard - 0.375" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn. Wire: A2
Welds with reinforcement:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.500"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 0.750"
Max Individual Width: 0.125"
Max Cumulative Length:
1.500" in 6" of weld
Max Cumulative Length:
0.375" in 4.500"/w
Severe Cyclic Conditions
Max Individual Length: 0.125"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.141"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.563" in a 4.500" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.125"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.188"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.094"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.375" in a 4.500" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
0.750"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.125"
B31.3
36" Extra Strong - 0.500" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn. Wire: A1 or B6
Welds with reinforcement:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement:
0.125"
Total of wall + reinforcement:
0.625"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 1.000"
Max Individual Width: 0.125"
Max Cumulative Length:
2.000" in 6" of weld
Max Cumulative Length:
0.500" in 6.000"/w
Severe Cyclic Conditions
Max Individual Length: 0.167"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.188"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 0.750" in a 6.000" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.500"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.250"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.125"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.500" in a 6.000" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.000"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.167"
B31.3
36" s/40 - 0.750" Wall
PENETRAMETER SELECTION
Note: The letter refers to the ASTM set, the number is how many wires must be visible from
largest to smallest.
Welds without reinforcement:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn. Wire: B5
Welds with reinforcement:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Maximum allowable reinforcement:
0.156"
Total of wall + reinforcement:
0.906"
CRACKS AND LACK OF FUSION
None Allowed
INCOMPLETE PENETRATION
Normal Service
Girth and Miter Groove, Branch Connections: Max 1.5" in a 6" length of weld.
Longitudinal Groove: None allowed
Severe Cyclic
Girth and Miter Groove, Branch Connections, and Longitudinal Groove: None allowed
SLAG INCLUSION, TUNGSTEN INCLUSION, OR ELONGATED INDICATION
Normal Service
Max Individual Length: 1.500"
Max Individual Width: 0.125"
Max Cumulative Length:
3.00" in 6" of weld
Max Cumulative Length:
0.750" in 9.00"/w
Severe Cyclic Conditions
Max Individual Length: 0.250"
Max Individual Width: 0.094"
UNDERCUTTING
Normal Services:
Severe Cyclic:
Not a factor for normal service
Zero allowed
CONCAVE ROOT SURFACE (SUCK-UP)
Normal Services and Severe Cyclic:
Unacceptable if concave root is darker than the wall
INTERNAL POROSITY
Relevant Indication:
0.031
Normal Services:
Max Size of Random Internal Porosity:
0.234"
Max Size of Isolated Internal Porosity:
Max Sum of diameters of Aligned Porosity: 1.125" in a 9.00" length of weld
Max group length of Aligned Internal Porosity:
0.375"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.500"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.375"
1.5"
Severe Cyclic:
Max size of Random Internal Porosity:
0.156"
Max Size of Isolated Internal Porosity:
Max sum of diameters of Aligned Porosity:
0.750" in a 9.00" length of weld
Max group length of Aligned Internal Porosity:
0.250"
Max group length of Cluster Internal Porosity if 1 group is present in a 6" length of weld:
1.000"
1.0"
Max group length of Cluster Internal Porosity if more than 1 group is present in a 6" length of weld:
0.250"
ASME SECTION VIII - PLATE ONLY
1/16" Plate - 0.0625" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
12 S/S Wire:
0.008 Esn Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn Wire: A3
Reinforced welds welded from
one side:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 S/S Wire:
0.006 Esn. Wire: A3
Reinforced welds welded from
two sides:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 S/S Wire:
0.006 Esn. Wire: A3
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.031"
0.063"
Total of Wall + Reinforcement 0.094"
Total of Wall + Reinforcement 0.125"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
12 S/S Wire:
10 F/S Wire:
0.0625"
0.008 Esn. Wire: A2
0.006 Esn. Wire: A3
Total of Wall + Reinforcement 0.125"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.0625"
in a length of weld equal to
0.750"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.006
Max Size of Random Indications: 0.016"
Max Size of Isolated Rounded Indications:
0.021"
Max sum of diameters of Aligned Rounded Indications: 0.0625"
in a
0.750"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.125"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.250"
Max Cumulative length of acceptable in-line indications (other than rounded): 0.0625"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
0.0625"
0.375"
length of
ASME SECTION VIII - PLATE ONLY
1 13/16" Plate - 1.8125" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
35 S/S Wire:
0.032 Esn Wire: B1 or C6
F/S Hole:
30 F/S Wire:
0.025 Esn Wire: B2
Reinforced welds welded from
one side:
S/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
F/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
Reinforced welds welded from
two sides:
S/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
F/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.125"
0.250"
Total of Wall + Reinforcement 1.938"
Total of Wall + Reinforcement 2.063"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
35 S/S Wire:
30 F/S Wire:
0.125"
0.032 Esn. Wire: B1 or C6
0.025 Esn. Wire: B2
Total of Wall + Reinforcement 1.938"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.604"
Max Cumulative length of aligned indications is
1.8125"
in a length of weld equal to
21.750"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 1.8125" in a 21.750" length of weld
Max group length of Aligned Rounded Indications:
0.604"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.0"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 1.8125"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
1.8125"
10.875"
length of
ASME SECTION VIII - PLATE ONLY
1 7/8" Plate- 1.875" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
35 S/S Wire:
0.032 Esn Wire: B1 or C6
F/S Hole:
30 F/S Wire:
0.025 Esn Wire: B2
Reinforced welds welded from
one side:
S/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
F/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
Reinforced welds welded from
two sides:
S/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
F/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.125"
0.250"
Total of Wall + Reinforcement 2.000"
Total of Wall + Reinforcement 2.125"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
35 S/S Wire:
30 F/S Wire:
0.125"
0.032 Esn. Wire: B1 or C6
0.025 Esn. Wire: B2
Total of Wall + Reinforcement 2.00"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.625"
Max Cumulative length of aligned indications is
1.875"
in a length of weld equal to
22.500"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 1.875" in a 22.500" length of weld
Max group length of Aligned Rounded Indications:
0.625"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.0"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 1.875"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
1.875"
11.250"
length of
ASME SECTION VIII - PLATE ONLY
3/16" Plate - 0.1875" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
12 S/S Wire:
0.032 Esn Wire: B1 or C6
F/S Hole:
30 F/S Wire:
0.025 Esn Wire: B2
Reinforced welds welded from
one side:
S/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
F/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
Reinforced welds welded from
two sides:
S/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
F/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.125"
0.250"
Total of Wall + Reinforcement 2.063"
Total of Wall + Reinforcement 2.188"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
40 S/S Wire:
35 F/S Wire:
0.125"
0.040 Esn. Wire: C5
0.032 Esn. Wire: B1 or C6
Total of Wall + Reinforcement 2.063"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.646"
Max Cumulative length of aligned indications is
1.9375"
in a length of weld equal to
23.250"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 1.9375"
in a
23.250"
length of weld.
Max group length of Aligned Rounded Indications:
0.646"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.0"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 1.9375"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
1.9375"
11.625"
length of
ASME SECTION VIII - PLATE ONLY
3/16" Plate - 0.1875" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
12 S/S Wire:
0.008 Esn Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn Wire: A3
Reinforced welds welded from
one side:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 S/S Wire:
0.006 Esn. Wire: A3
Reinforced welds welded from
two sides:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.0625"
0.125"
Total of Wall + Reinforcement 0.250"
Total of Wall + Reinforcement 0.3125"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
12 S/S Wire:
10 F/S Wire:
0.0625"
0.008 Esn. Wire: A2
0.006 Esn. Wire: A3
Total of Wall + Reinforcement 0.250"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.1875"
in a length of weld equal to
2.250"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.016"
Max Size of Random Indications: 0.047"
Max Size of Isolated Rounded Indications:
0.063"
Max sum of diameters of Aligned Rounded Indications: 0.1875"
in a
2.250"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.375"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.250"
Max Cumulative length of acceptable in-line indications (other than rounded): 0.1875"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
0.1875"
1.125"
length of
ASME SECTION VIII - PLATE ONLY
1/4" Plate - 0.250" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
12 S/S Wire:
0.008 Esn Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn Wire: A3
Reinforced welds welded from
one side:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
Reinforced welds welded from
two sides:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.094"
0.1875"
Total of Wall + Reinforcement 0.344"
Total of Wall + Reinforcement 0.4375"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
15 S/S Wire:
12 F/S Wire:
0.0625"
0.010 Esn. Wire: A1 or B6
0.008 Esn. Wire: A2
Total of Wall + Reinforcement 0.313"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.250"
in a length of weld equal to
3.00"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.016"
Max Size of Random Indications: 0.063"
Max Size of Isolated Rounded Indications:
0.083"
Max sum of diameters of Aligned Rounded Indications: 0.250"
in a
3.00"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.500"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.250"
Max Cumulative length of acceptable in-line indications (other than rounded): 0.250"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
0.250"
1.500"
length of
ASME SECTION VIII - PLATE ONLY
5/16" Plate - 0.3125" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
15 S/S Wire:
0.010 Esn Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn Wire: A2
Reinforced welds welded from
one side:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
Reinforced welds welded from
two sides:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.094"
0.1875"
Total of Wall + Reinforcement 0.407"
Total of Wall + Reinforcement 0.500"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
15 S/S Wire:
12 F/S Wire:
0.0625"
0.010 Esn. Wire: A1 or B6
0.008 Esn. Wire: A2
Total of Wall + Reinforcement 0.375"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.3125"
in a length of weld equal to
3.750"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.078"
Max Size of Isolated Rounded Indications:
0.104"
Max sum of diameters of Aligned Rounded Indications: 0.3125"
in a
3.750"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.625"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.250"
Max Cumulative length of acceptable in-line indications (other than rounded): 0.3125"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
0.3125"
1.875"
length of
ASME SECTION VIII - PLATE ONLY
3/8" Plate - 0.375" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
15 S/S Wire:
0.010 Esn Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn Wire: A2
Reinforced welds welded from
one side:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
Reinforced welds welded from
two sides:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.094"
0.1875"
Total of Wall + Reinforcement 0.469"
Total of Wall + Reinforcement 0.563"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
17 S/S Wire:
15 F/S Wire:
0.0625"
0.013 Esn. Wire: B5
0.010 Esn. Wire: A1 or B6
Total of Wall + Reinforcement 0.438"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.375"
in a length of weld equal to
4.500"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.094"
Max Size of Isolated Rounded Indications:
0.125"
Max sum of diameters of Aligned Rounded Indications: 0.375"
in a
4.500"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.750"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.250"
Max Cumulative length of acceptable in-line indications (other than rounded): 0.375"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
0.375"
2.250"
length of
ASME SECTION VIII - PLATE ONLY
7/16" Plate - 0.4375" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
17 S/S Wire:
0.013 Esn Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn Wire: A1 or B6
Reinforced welds welded from
one side:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Reinforced welds welded from
two sides:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.094"
0.1875"
Total of Wall + Reinforcement 0.532"
Total of Wall + Reinforcement 0.625"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
17 S/S Wire:
15 F/S Wire:
0.0625"
0.013 Esn. Wire: B5
0.010 Esn. Wire: A1 or B6
Total of Wall + Reinforcement 0.500"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.4375"
in a length of weld equal to
5.250"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.109"
Max Size of Isolated Rounded Indications:
0.146"
Max sum of diameters of Aligned Rounded Indications: 0.4375"
in a
5.250"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.875"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.292"
Max Cumulative length of acceptable in-line indications (other than rounded): 0.4375"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
0.4375"
2.625"
length of
ASME SECTION VIII - PLATE ONLY
1/2" Plate - 0.500" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
17 S/S Wire:
0.013 Esn Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn Wire: A1 or B6
Reinforced welds welded from
one side:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Reinforced welds welded from
two sides:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.094"
0.1875"
Total of Wall + Reinforcement 0.594"
Total of Wall + Reinforcement 0.6875"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
20 S/S Wire:
17 F/S Wire:
0.0625"
0.016 Esn. Wire: B4
0.013 Esn. Wire: B5
Total of Wall + Reinforcement 0.563"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.500"
in a length of weld equal to
6.00"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.125"
Max Size of Isolated Rounded Indications:
0.167"
Max sum of diameters of Aligned Rounded Indications: 0.500"
in a
6.00"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.334"
Max Cumulative length of acceptable in-line indications (other than rounded): 0.500"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
0.500"
3.00"
length of
ASME SECTION VIII - PLATE ONLY
9/16" Plate - 0.5625" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
20 S/S Wire:
0.016 Esn Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn Wire: B5
Reinforced welds welded from
one side:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Reinforced welds welded from
two sides:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.094"
0.1875"
Total of Wall + Reinforcement 0.657"
Total of Wall + Reinforcement 0.750"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
20 S/S Wire:
17 F/S Wire:
0.0625"
0.016 Esn. Wire: B4
0.013 Esn. Wire: B5
Total of Wall + Reinforcement 0.657"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.5625"
in a length of weld equal to
6.750"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.141"
Max Size of Isolated Rounded Indications:
0.188"
Max sum of diameters of Aligned Rounded Indications: 0.5625"
in a
6.750"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.375"
Max Cumulative length of acceptable in-line indications (other than rounded): 0.5625"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
0.5625"
3.375"
length of
ASME SECTION VIII - PLATE ONLY
5/8" Plate - 0.625" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
20 S/S Wire:
0.016 Esn Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn Wire: B5
Reinforced welds welded from
one side:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Reinforced welds welded from
two sides:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.094"
0.1875"
Total of Wall + Reinforcement 0.719"
Total of Wall + Reinforcement 0.813"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
20 S/S Wire:
17 F/S Wire:
0.094"
0.016 Esn. Wire: B4
0.013 Esn. Wire: B5
Total of Wall + Reinforcement 0.719"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.625"
in a length of weld equal to
7.500"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.208"
Max sum of diameters of Aligned Rounded Indications: 0.625"
in a
7.500"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.417"
Max Cumulative length of acceptable in-line indications (other than rounded): 0.625"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
0.625"
3.75"
length of
ASME SECTION VIII - PLATE ONLY
11/16" Plate - 0.6875" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
20 S/S Wire:
0.016 Esn Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn Wire: B5
Reinforced welds welded from
one side:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Reinforced welds welded from
two sides:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.094"
0.1875"
Total of Wall + Reinforcement 0.782"
Total of Wall + Reinforcement 0.875"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
25 S/S Wire:
20 F/S Wire:
0.094"
0.020 Esn. Wire: B3
0.016 Esn. Wire: B4
Total of Wall + Reinforcement 0.782"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.6875"
in a length of weld equal to
8.250"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.229"
Max sum of diameters of Aligned Rounded Indications: 0.6875"
in a
8.250"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.459"
Max Cumulative length of acceptable in-line indications (other than rounded): 0.6875"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
0.6875"
4.125"
length of
ASME SECTION VIII - PLATE ONLY
3/4" Plate - 0.750" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
20 S/S Wire:
0.016 Esn Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn Wire: B5
Reinforced welds welded from
one side:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Reinforced welds welded from
two sides:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.094"
0.1875"
Total of Wall + Reinforcement 0.844"
Total of Wall + Reinforcement 0.938"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
25 S/S Wire:
20 F/S Wire:
0.094"
0.020 Esn. Wire: B3
0.016 Esn. Wire: B4
Total of Wall + Reinforcement 0.844"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.750"
in a length of weld equal to
9.00"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 0.750"
in a
9.00"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.500"
Max Cumulative length of acceptable in-line indications (other than rounded): 0.750"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
0.750"
4.500"
length of
ASME SECTION VIII - PLATE ONLY
13/16" Plate - 0.8125" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
25 S/S Wire:
0.020 Esn Wire: B3
F/S Hole:
20 F/S Wire:
0.016 Esn Wire: B4
Reinforced welds welded from
one side:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Reinforced welds welded from
two sides:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.094"
0.1875"
Total of Wall + Reinforcement 0.907"
Total of Wall + Reinforcement 1.00"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
25 S/S Wire:
20 F/S Wire:
0.094"
0.020 Esn. Wire: B3
0.016 Esn. Wire: B4
Total of Wall + Reinforcement 0.907"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.271"
Max Cumulative length of aligned indications is
0.8125"
in a length of weld equal to
9.750"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 0.8125"
in a
9.750"
length of weld
Max group length of Aligned Rounded Indications:
0.271"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.542"
Max Cumulative length of acceptable in-line indications (other than rounded): 0.8125"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
0.8125"
4.875"
length of
ASME SECTION VIII - PLATE ONLY
7/8" Plate - 0.875" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
25 S/S Wire:
0.020 Esn Wire: B3
F/S Hole:
20 F/S Wire:
0.016 Esn Wire: B4
Reinforced welds welded from
one side:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Reinforced welds welded from
two sides:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.094"
0.1875"
Total of Wall + Reinforcement 0.969"
Total of Wall + Reinforcement 1.063"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
25 S/S Wire:
20 F/S Wire:
0.094"
0.020 Esn. Wire: B3
0.016 Esn. Wire: B4
Total of Wall + Reinforcement 0.969"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.292"
Max Cumulative length of aligned indications is
0.875"
in a length of weld equal to
10.500"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 0.875"
in a
10.500"
length of weld
Max group length of Aligned Rounded Indications:
0.292"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.584"
Max Cumulative length of acceptable in-line indications (other than rounded): 0.875"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
0.875"
5.25"
length of
ASME SECTION VIII - PLATE ONLY
15/16" Plate - 0.9375" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
25 S/S Wire:
0.020 Esn Wire: B3
F/S Hole:
20 F/S Wire:
0.016 Esn Wire: B4
Reinforced welds welded from
one side:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Reinforced welds welded from
two sides:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.094"
0.1875"
Total of Wall + Reinforcement 1.032"
Total of Wall + Reinforcement 1.125"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
30 S/S Wire:
25 F/S Wire:
0.094"
0.025 Esn. Wire: B2
0.020 Esn. Wire: B3
Total of Wall + Reinforcement 1.032"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.313"
Max Cumulative length of aligned indications is
0.9375"
in a length of weld equal to
11.250"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 0.9375"
in a
11.250"
length of weld
Max group length of Aligned Rounded Indications:
0.313"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.625"
Max Cumulative length of acceptable in-line indications (other than rounded): 0.9375"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
0.9375"
5.625"
length of
ASME SECTION VIII - PLATE ONLY
1" Plate - 1.00" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
25 S/S Wire:
0.020 Esn Wire: B3
F/S Hole:
20 F/S Wire:
0.016 Esn Wire: B4
Reinforced welds welded from
one side:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Reinforced welds welded from
two sides:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.094"
0.1875"
Total of Wall + Reinforcement 1.094"
Total of Wall + Reinforcement 1.1875"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
30 S/S Wire:
25 F/S Wire:
0.094"
0.025 Esn. Wire: B2
0.020 Esn. Wire: B3
Total of Wall + Reinforcement 1.094"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.333"
Max Cumulative length of aligned indications is
1.00"
in a length of weld equal to
12.00"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 1.00"
in a
12.00"
length of weld
Max group length of Aligned Rounded Indications:
0.333"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.667"
Max Cumulative length of acceptable in-line indications (other than rounded): 1.00"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
1.00"
6.00"
length of
ASME SECTION VIII - PLATE ONLY
1 1/16" Plate - 1.0625" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
30 S/S Wire:
0.025 Esn Wire: B2
F/S Hole:
25 F/S Wire:
0.020 Esn Wire: B3
Reinforced welds welded from
one side:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Reinforced welds welded from
two sides:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.125"
0.250"
Total of Wall + Reinforcement 1.188"
Total of Wall + Reinforcement 1.313"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
30 S/S Wire:
25 F/S Wire:
0.125"
0.025 Esn. Wire: B2
0.020 Esn. Wire: B3
Total of Wall + Reinforcement 1.188"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.354"
Max Cumulative length of aligned indications is
1.0625"
in a length of weld equal to
12.75"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 1.0625"
in a
12.75"
length of weld
Max group length of Aligned Rounded Indications:
0.354"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.709"
Max Cumulative length of acceptable in-line indications (other than rounded): 1.0625"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
1.0625"
6.375"
length of
ASME SECTION VIII - PLATE ONLY
1 1/8" Plate - 1.125" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
30 S/S Wire:
0.025 Esn Wire: B2
F/S Hole:
25 F/S Wire:
0.020 Esn Wire: B3
Reinforced welds welded from
one side:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Reinforced welds welded from
two sides:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.125"
0.250"
Total of Wall + Reinforcement 1.250"
Total of Wall + Reinforcement 1.375"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
30 S/S Wire:
25 F/S Wire:
0.125"
0.025 Esn. Wire: B2
0.020 Esn. Wire: B3
Total of Wall + Reinforcement 1.250"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.375"
Max Cumulative length of aligned indications is
1.125"
in a length of weld equal to
13.500"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 1.125"
in a
13.5 length of weld
Max group length of Aligned Rounded Indications:
0.375"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 1.125"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
1.125"
6.750"
length of
ASME SECTION VIII - PLATE ONLY
1 3/16" Plate - 1.1875" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
30 S/S Wire:
0.025 Esn Wire: B2
F/S Hole:
25 F/S Wire:
0.020 Esn Wire: B3
Reinforced welds welded from
one side:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Reinforced welds welded from
two sides:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.125"
0.250"
Total of Wall + Reinforcement 1.313"
Total of Wall + Reinforcement 1.438"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
30 S/S Wire:
25 F/S Wire:
0.125"
0.025 Esn. Wire: B2
0.020 Esn. Wire: B3
Total of Wall + Reinforcement 1.313"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.396"
Max Cumulative length of aligned indications is
1.1875"
in a length of weld equal to
14.250"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 1.1875"
in a
14.250"
length of weld
Max group length of Aligned Rounded Indications:
0.396"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 1.1875"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
1.1875"
7.125"
length of
ASME SECTION VIII - PLATE ONLY
1 1/4" Plate - 1.250" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
30 S/S Wire:
0.025 Esn Wire: B2
F/S Hole:
25 F/S Wire:
0.020 Esn Wire: B3
Reinforced welds welded from
one side:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Reinforced welds welded from
two sides:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.125"
0.250"
Total of Wall + Reinforcement 1.375"
Total of Wall + Reinforcement 1.500"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
30 S/S Wire:
25 F/S Wire:
0.125"
0.025 Esn. Wire: B2
0.020 Esn. Wire: B3
Total of Wall + Reinforcement 1.375"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.417"
Max Cumulative length of aligned indications is
1.250"
in a length of weld equal to
15.0"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 1.250"
in a
15.0"
length of weld
Max group length of Aligned Rounded Indications:
0.417"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 1.250"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
1.250"
7.500"
length of
ASME SECTION VIII - PLATE ONLY
1 5/16" Plate - 1.3125" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
30 S/S Wire:
0.025 Esn Wire: B2
F/S Hole:
25 F/S Wire:
0.020 Esn Wire: B3
Reinforced welds welded from
one side:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Reinforced welds welded from
two sides:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.125"
0.250"
Total of Wall + Reinforcement 1.438"
Total of Wall + Reinforcement 1.5625"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
30 S/S Wire:
25 F/S Wire:
0.125"
0.025 Esn. Wire: B2
0.020 Esn. Wire: B3
Total of Wall + Reinforcement 1.438"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.438"
Max Cumulative length of aligned indications is
1.3125"
in a length of weld equal to
15.75"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 1.3125"
in a
15.75"
length of weld
Max group length of Aligned Rounded Indications:
0.438"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 1.3125"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
1.3125"
7.875"
length of
ASME SECTION VIII - PLATE ONLY
1 3/8" Plate - 1.375" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
30 S/S Wire:
0.025 Esn Wire: B2
F/S Hole:
25 F/S Wire:
0.020 Esn Wire: B3
Reinforced welds welded from
one side:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Reinforced welds welded from
two sides:
S/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
F/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.125"
0.250"
Total of Wall + Reinforcement 1.500"
Total of Wall + Reinforcement 1.625"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
30 S/S Wire:
25 F/S Wire:
0.125"
0.025 Esn. Wire: B2
0.020 Esn. Wire: B3
Total of Wall + Reinforcement 1.500"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.458"
Max Cumulative length of aligned indications is
1.375"
in a length of weld equal to
16.500"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 1.375"
in a
16.500"
length of weld
Max group length of Aligned Rounded Indications:
0.458"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 1.375"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
1.375"
8.250"
length of
ASME SECTION VIII - PLATE ONLY
1 7/16" Plate - 1.4375" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
30 S/S Wire:
0.025 Esn Wire: B2
F/S Hole:
25 F/S Wire:
0.020 Esn Wire: B3
Reinforced welds welded from
one side:
S/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
F/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
Reinforced welds welded from
two sides:
S/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
F/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.125"
0.250"
Total of Wall + Reinforcement 1.563"
Total of Wall + Reinforcement 1.688"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
35 S/S Wire:
30 F/S Wire:
0.125"
0.032 Esn. Wire: B1 or C6
0.025 Esn. Wire: B2
Total of Wall + Reinforcement 1.563"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.479"
Max Cumulative length of aligned indications is
1.4375"
in a length of weld equal to
17.250"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 1.4375"
in a
17.250"
length of weld
Max group length of Aligned Rounded Indications:
0.479"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 1.4375"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
1.4375"
8.625"
length of
ASME SECTION VIII - PLATE ONLY
1 1/2" Plate - 1.500" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
30 S/S Wire:
0.025 Esn Wire: B2
F/S Hole:
25 F/S Wire:
0.020 Esn Wire: B3
Reinforced welds welded from
one side:
S/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
F/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
Reinforced welds welded from
two sides:
S/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
F/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.125"
0.250"
Total of Wall + Reinforcement 1.625"
Total of Wall + Reinforcement 1.750"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
35 S/S Wire:
30 F/S Wire:
0.125"
0.032 Esn. Wire: B1 or C6
0.025 Esn. Wire: B2
Total of Wall + Reinforcement 1.625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.500"
Max Cumulative length of aligned indications is
1.500"
in a length of weld equal to
18.0"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 1.500"
in a
18.0"
length of weld
Max group length of Aligned Rounded Indications:
0.500"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 1.500"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
1.500"
9.0"
length of
ASME SECTION VIII - PLATE ONLY
1 9/16" Plate - 1.5625" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
35 S/S Wire:
0.032 Esn Wire: B1 or C6
F/S Hole:
30 F/S Wire:
0.025 Esn Wire: B2
Reinforced welds welded from
one side:
S/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
F/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
Reinforced welds welded from
two sides:
S/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
F/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.125"
0.250"
Total of Wall + Reinforcement 1.688"
Total of Wall + Reinforcement 1.813"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
35 S/S Wire:
30 F/S Wire:
0.125"
0.032 Esn. Wire: B1 or C6
0.025 Esn. Wire: B2
Total of Wall + Reinforcement 1.688"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.521"
Max Cumulative length of aligned indications is
1.5625"
in a length of weld equal to
18.75"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 1.5625"
in a
18.75"
length of weld
Max group length of Aligned Rounded Indications:
0.521"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 1.5625"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
1.5625"
9.375"
length of
ASME SECTION VIII - PLATE ONLY
1 5/8" Plate - 1.625" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
35 S/S Wire:
0.032 Esn Wire: B1 or C6
F/S Hole:
30 F/S Wire:
0.025 Esn Wire: B2
Reinforced welds welded from
one side:
S/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
F/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
Reinforced welds welded from
two sides:
S/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
F/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.125"
0.250"
Total of Wall + Reinforcement 1.750"
Total of Wall + Reinforcement 1.875"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
35 S/S Wire:
30 F/S Wire:
0.125"
0.032 Esn. Wire: B1 or C6
0.025 Esn. Wire: B2
Total of Wall + Reinforcement 1.750"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.542"
Max Cumulative length of aligned indications is
1.625"
in a length of weld equal to
19.500"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 1.625"
in a
19.500"
length of weld
Max group length of Aligned Rounded Indications:
0.542"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 1.625"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
1.625"
9.750"
length of
ASME SECTION VIII - PLATE ONLY
1 11/16" Plate - 1.6875" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
35 S/S Wire:
0.032 Esn Wire: B1 or C6
F/S Hole:
30 F/S Wire:
0.025 Esn Wire: B2
Reinforced welds welded from
one side:
S/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
F/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
Reinforced welds welded from
two sides:
S/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
F/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.125"
0.250"
Total of Wall + Reinforcement 1.813"
Total of Wall + Reinforcement 1.938"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
35 S/S Wire:
30 F/S Wire:
0.125"
0.032 Esn. Wire: B1 or C6
0.025 Esn. Wire: B2
Total of Wall + Reinforcement 1.813"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.563"
Max Cumulative length of aligned indications is
1.6875"
in a length of weld equal to
20.250"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 1.6875"
in a
20.250"
length of weld
Max group length of Aligned Rounded Indications:
0.563"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 1.6875"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
1.6875"
10.125"
length of
ASME SECTION VIII - PLATE ONLY
1 3/4" Plate - 1.750" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
35 S/S Wire:
0.032 Esn Wire: B1 or C6
F/S Hole:
30 F/S Wire:
0.025 Esn Wire: B2
Reinforced welds welded from
one side:
S/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
F/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
Reinforced welds welded from
two sides:
S/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
F/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.125"
0.250"
Total of Wall + Reinforcement 1.875"
Total of Wall + Reinforcement 2.000"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
35 S/S Wire:
30 F/S Wire:
0.125"
0.032 Esn. Wire: B1 or C6
0.025 Esn. Wire: B2
Total of Wall + Reinforcement 1.875"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.583"
Max Cumulative length of aligned indications is
1.750"
in a length of weld equal to
21.0"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 1.750"
in a
21.0"
length of weld
Max group length of Aligned Rounded Indications:
0.583"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 1.750"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
1.750"
10.500"
length of
ASME SECTION VIII - PIPING ONLY
2" s/10 - 0.109" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
12 S/S Wire:
0.008 Esn Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn Wire: A3
Reinforced welds welded from
one side:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 S/S Wire:
0.006 Esn. Wire: A3
Reinforced welds welded from
two sides:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.125"
0.250"
Total of Wall + Reinforcement 0.234"
Total of Wall + Reinforcement 0.359"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
12 S/S Wire:
10 F/S Wire:
0.0625"
0.008 Esn. Wire: A2
0.006 Esn. Wire: A3
Total of Wall + Reinforcement 0.172"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.109"
in a length of weld equal to
1.308"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.012
Max Size of Random Indications: 0.027"
Max Size of Isolated Rounded Indications:
0.036"
Max sum of diameters of Aligned Rounded Indications: 0.109"
in a
1.308"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.218"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
Max number of relevant rounded indications in a 6" length of weld =
12
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.109"
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
2.375"
0.654"
length of
ASME SECTION VIII - PIPING ONLY
2" s/40 & Std. - 0.154" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
12 S/S Wire:
0.008 Esn Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn Wire: A3
Reinforced welds welded from
one side:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
Reinforced welds welded from
two sides:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.125"
0.250"
Total of Wall + Reinforcement 0.279"
Total of Wall + Reinforcement 0.404"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
12 S/S Wire:
10 F/S Wire:
0.0625"
0.008 Esn. Wire: A2
0.006 Esn. Wire: A3
Total of Wall + Reinforcement 0.217"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.154"
in a length of weld equal to
1.848"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.016
Max Size of Random Indications: 0.039"
Max Size of Isolated Rounded Indications:
0.051"
Max sum of diameters of Aligned Rounded Indications: 0.154"
in a
1.848"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.308"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.250"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.154"
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
2.375"
0.924"`
length of
ASME SECTION VIII - PIPING ONLY
2" s/80 & Extra Strong - 0.218" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
12 S/S Wire:
0.008 Esn Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn Wire: A3
Reinforced welds welded from
one side:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
Reinforced welds welded from
two sides:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.312"
Total of Wall + Reinforcement 0.374"
Total of Wall + Reinforcement 0.530"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
15 S/S Wire:
12 F/S Wire:
0.0625"
0.010 Esn. Wire: A1 or B6
0.008 Esn. Wire: A2
Total of Wall + Reinforcement 0.281"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.218"
in a length of weld equal to
2.616"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.016
Max Size of Random Indications: 0.055"
Max Size of Isolated Rounded Indications:
0.073"
Max sum of diameters of Aligned Rounded Indications: 0.218"
in a
2.616"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.436"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.250"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.218"
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
2.375"
1.308"
length of
ASME SECTION VIII - PIPING ONLY
2" s/160 - 0.344" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
15 S/S Wire:
0.010 Esn Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn Wire: A2
Reinforced welds welded from
one side:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B 5
F/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
Reinforced welds welded from
two sides:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.312"
Total of Wall + Reinforcement 0.500"
Total of Wall + Reinforcement 0.656"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
17 S/S Wire:
15 F/S Wire:
0.0625"
0.013 Esn. Wire: B5
0.010 Esn. Wire: A1 or B6
Total of Wall + Reinforcement 0.407"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.344"
in a length of weld equal to
4.128"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.086"
Max Size of Isolated Rounded Indications:
0.115
Max sum of diameters of Aligned Rounded Indications: 0.344"
in a
4.128"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.688"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.250"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.344"
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
2.375"
2.064"
length of
ASME SECTION VIII - PLATE ONLY
2" Plate - 2.00" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
35 S/S Wire:
0.032 Esn Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn Wire: A1 or B6
Reinforced welds welded from
one side:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Reinforced welds welded from
two sides:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.312"
Total of Wall + Reinforcement 0.592"
Total of Wall + Reinforcement 0.748"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
17 S/S Wire:
15 F/S Wire:
0.0625"
0.013 Esn. Wire: B5
0.010 Esn. Wire: A1 or B6
Total of Wall + Reinforcement 0.499"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.436"
in a length of weld equal to
5.232"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.109"
Max Size of Isolated Rounded Indications:
0.145"
Max sum of diameters of Aligned Rounded Indications: 0.436"
in a
5.232"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.872"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.291"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.436"
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
2.375"
2.616"
length of
ASME SECTION VIII - PLATE ONLY
2" Plate - 2.00" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
35 S/S Wire:
0.032 Esn Wire: B1 or C6
F/S Hole:
30 F/S Wire:
0.025 Esn Wire: B2
Reinforced welds welded from
one side:
S/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
F/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
Reinforced welds welded from
two sides:
S/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
F/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.125"
0.250"
Total of Wall + Reinforcement 2.125"
Total of Wall + Reinforcement 2.250"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
40 S/S Wire:
35 F/S Wire:
0.125"
0.040 Esn. Wire: C5
0.032 Esn. Wire: B1 or C6
Total of Wall + Reinforcement 2.125"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.667"
Max Cumulative length of aligned indications is
2.00"
in a length of weld equal to
24.0"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 2.00"
in a
24.0"
length of weld
Max group length of Aligned Rounded Indications:
0.667"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 2.00"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
2.00"
12.0"
length of
ASME SECTION VIII - PLATE ONLY
2 1/16" Plate - 2.0625" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
40 S/S Wire:
0.040 Esn Wire: C5
F/S Hole:
35 F/S Wire:
0.032 Esn Wire: B1 or C6
Reinforced welds welded from
one side:
S/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
F/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
Reinforced welds welded from
two sides:
S/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
F/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.3125"
Total of Wall + Reinforcement 2.219"
Total of Wall + Reinforcement 2.375"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
40 S/S Wire:
35 F/S Wire:
0.125"
0.040 Esn. Wire: C5
0.032 Esn. Wire: B1 or C6
Total of Wall + Reinforcement 2.188"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.688"
Max Cumulative length of aligned indications is
2.0625"
in a length of weld equal to
24.750"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.063
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.375"
Max sum of diameters of Aligned Rounded Indications: 2.0625"
in a
24.750"
length of weld
Max group length of Aligned Rounded Indications:
0.688"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 2.0625"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
2.0625"
12.375"
length of
ASME SECTION VIII - PLATE ONLY
2 1/8" Plate - 2.125" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
40 S/S Wire:
0.040 Esn Wire: C5
F/S Hole:
35 F/S Wire:
0.032 Esn Wire: B1 or C6
Reinforced welds welded from
one side:
S/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
F/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
Reinforced welds welded from
two sides:
S/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
F/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.3125"
Total of Wall + Reinforcement 2.281"
Total of Wall + Reinforcement 2.438"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
40 S/S Wire:
35 F/S Wire:
0.125"
0.040 Esn. Wire: C5
0.032 Esn. Wire: B1 or C6
Total of Wall + Reinforcement 2.250"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.708"
Max Cumulative length of aligned indications is
2.125"
in a length of weld equal to
25.500"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.063
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.375"
Max sum of diameters of Aligned Rounded Indications: 2.125"
in a
25.500"
length of weld
Max group length of Aligned Rounded Indications:
0.708"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 2.125"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
2.125"
12.750"
length of
ASME SECTION VIII - PLATE ONLY
2 3/16" Plate - 2.1875" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
40 S/S Wire:
0.040 Esn Wire: C5
F/S Hole:
35 F/S Wire:
0.032 Esn Wire: B1 or C6
Reinforced welds welded from
one side:
S/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
F/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
Reinforced welds welded from
two sides:
S/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
F/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.3125"
Total of Wall + Reinforcement 2.344"
Total of Wall + Reinforcement 2.500"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
40 S/S Wire:
35 F/S Wire:
0.125"
0.040 Esn. Wire: C5
0.032 Esn. Wire: B1 or C6
Total of Wall + Reinforcement 2.313"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.729"
Max Cumulative length of aligned indications is
2.1875"
in a length of weld equal to
26.250"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.063
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.375"
Max sum of diameters of Aligned Rounded Indications: 2.1875"
in a
26.250"
length of weld
Max group length of Aligned Rounded Indications:
0.729"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 2.1875"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
2.1875"
13.125"
length of
ASME SECTION VIII - PLATE ONLY
2 1/4" Plate - 2.250" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
40 S/S Wire:
0.040 Esn Wire: C5
F/S Hole:
35 F/S Wire:
0.032 Esn Wire: B1 or C6
Reinforced welds welded from
one side:
S/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
F/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
Reinforced welds welded from
two sides:
S/S Hole:
50 S/S Wire:
0.050 Esn. Wire: C4
F/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.3125"
Total of Wall + Reinforcement 2.406"
Total of Wall + Reinforcement 2.563"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
40 S/S Wire:
35 F/S Wire:
0.125"
0.040 Esn. Wire: C5
0.032 Esn. Wire: B1 or C6
Total of Wall + Reinforcement 2.375"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.750"
Max Cumulative length of aligned indications is
2.250"
in a length of weld equal to
27.0"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.063
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.375"
Max sum of diameters of Aligned Rounded Indications: 2.250"
in a
27.0"
length of weld
Max group length of Aligned Rounded Indications:
0.750"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 2.250"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
2.250"
13.500"
length of
ASME SECTION VIII - PLATE ONLY
2 5/16" Plate - 2.3125" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
40 S/S Wire:
0.040 Esn Wire: C5
F/S Hole:
35 F/S Wire:
0.032 Esn Wire: B1 or C6
Reinforced welds welded from
one side:
S/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
F/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
Reinforced welds welded from
two sides:
S/S Hole:
50 S/S Wire:
0.050 Esn. Wire: C4
F/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.3125"
Total of Wall + Reinforcement 2.469"
Total of Wall + Reinforcement 2.625"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
40 S/S Wire:
35 F/S Wire:
0.125"
0.040 Esn. Wire: C5
0.032 Esn. Wire: B1 or C6
Total of Wall + Reinforcement 2.438"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.750"
Max Cumulative length of aligned indications is
2.3125"
in a length of weld equal to
27.750"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.063
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.375"
Max sum of diameters of Aligned Rounded Indications: 2.3125"
in a
27.750"
length of weld
Max group length of Aligned Rounded Indications:
0.750"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 2.3125"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
2.3125"
13.875"
length of
ASME SECTION VIII - PLATE ONLY
2 3/8" Plate - 2.375" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
40 S/S Wire:
0.040 Esn Wire: C5
F/S Hole:
35 F/S Wire:
0.032 Esn Wire: B1 or C6
Reinforced welds welded from
one side:
S/S Hole:
50 S/S Wire:
0.050 Esn. Wire: C4
F/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
Reinforced welds welded from
two sides:
S/S Hole:
50 S/S Wire:
0.050 Esn. Wire: C4
F/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.3125"
Total of Wall + Reinforcement 2.531"
Total of Wall + Reinforcement 2.688"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
40 S/S Wire:
35 F/S Wire:
0.125"
0.040 Esn. Wire: C5
0.032 Esn. Wire: B1 or C6
Total of Wall + Reinforcement 2.500"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.750"
Max Cumulative length of aligned indications is
2.375"
in a length of weld equal to
28.5"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.063
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.375"
Max sum of diameters of Aligned Rounded Indications: 2.375"
in a
28.5"
length of weld
Max group length of Aligned Rounded Indications:
0.750"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 2.375"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
2.375"
14.25"
length of
ASME SECTION VIII - PLATE ONLY
2 7/16" Plate - 2.4375" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
40 S/S Wire:
0.040 Esn Wire: C5
F/S Hole:
35 F/S Wire:
0.032 Esn Wire: B1 or C6
Reinforced welds welded from
one side:
S/S Hole:
50 S/S Wire:
0.050 Esn. Wire: C4
F/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
Reinforced welds welded from
two sides:
S/S Hole:
50 S/S Wire:
0.050 Esn. Wire: C4
F/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.3125"
Total of Wall + Reinforcement 2.594"
Total of Wall + Reinforcement 2.750"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
50 S/S Wire:
40 F/S Wire:
0.125"
0.050 Esn. Wire: C4
0.040 Esn. Wire: C5
Total of Wall + Reinforcement 2.563"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.750"
Max Cumulative length of aligned indications is
2.4375"
in a length of weld equal to
29.250"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.063
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.375"
Max sum of diameters of Aligned Rounded Indications: 2.4375"
in a
29.250"
length of weld
Max group length of Aligned Rounded Indications:
0.750"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 2.4375"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
2.4375"
14.625"
length of
ASME SECTION VIII - PLATE ONLY
2 1/2" Plate - 2.500" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
40 S/S Wire:
0.040 Esn Wire: C5
F/S Hole:
35 F/S Wire:
0.032 Esn Wire: B1 or C6
Reinforced welds welded from
one side:
S/S Hole:
50 S/S Wire:
0.050 Esn. Wire: C4
F/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
Reinforced welds welded from
two sides:
S/S Hole:
50 S/S Wire:
0.050 Esn. Wire: C4
F/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.3125"
Total of Wall + Reinforcement 2.656"
Total of Wall + Reinforcement 2.813"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
50 S/S Wire:
40 F/S Wire:
0.125"
0.050 Esn. Wire: C4
0.040 Esn. Wire: C5
Total of Wall + Reinforcement 2.625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.750"
Max Cumulative length of aligned indications is
2.500"
in a length of weld equal to
30.0"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.063
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.375"
Max sum of diameters of Aligned Rounded Indications: 2.500"
in a
30.0"
length of weld
Max group length of Aligned Rounded Indications:
0.750"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 2.500"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
2.500"
15.0"
length of
ASME SECTION VIII - PLATE ONLY
2 9/16" Plate - 2.5625" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
50 S/S Wire:
0.050 Esn Wire: C4
F/S Hole:
40 F/S Wire:
0.040 Esn Wire: C5
Reinforced welds welded from
one side:
S/S Hole:
50 S/S Wire:
0.050 Esn. Wire: C4
F/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
Reinforced welds welded from
two sides:
S/S Hole:
50 S/S Wire:
0.050 Esn. Wire: C4
F/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.3125"
Total of Wall + Reinforcement 2.719"
Total of Wall + Reinforcement 2.875"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
50 S/S Wire:
40 F/S Wire:
0.125"
0.050 Esn. Wire: C4
0.040 Esn. Wire: C5
Total of Wall + Reinforcement 2.688"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.750"
Max Cumulative length of aligned indications is
2.5625"
in a length of weld equal to
30.750"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.063
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.375"
Max sum of diameters of Aligned Rounded Indications: 2.5625"
in a
30.750"
length of weld
Max group length of Aligned Rounded Indications:
0.750"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 2.5625"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
2.5625"
15.375"
length of
ASME SECTION VIII - PLATE ONLY
2 5/8" Plate - 2.625" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
50 S/S Wire:
0.050 Esn Wire: C4
F/S Hole:
40 F/S Wire:
0.040 Esn Wire: C5
Reinforced welds welded from
one side:
S/S Hole:
50 S/S Wire:
0.050 Esn. Wire: C4
F/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
Reinforced welds welded from
two sides:
S/S Hole:
50 S/S Wire:
0.050 Esn. Wire: C4
F/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.3125"
Total of Wall + Reinforcement 2.781"
Total of Wall + Reinforcement 2.938"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
50 S/S Wire:
40 F/S Wire:
0.125"
0.050 Esn. Wire: C4
0.040 Esn. Wire: C5
Total of Wall + Reinforcement 2.750"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.750"
Max Cumulative length of aligned indications is
2.625"
in a length of weld equal to
31.5"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.063
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.375"
Max sum of diameters of Aligned Rounded Indications: 2.625"
in a
31.5"
length of weld
Max group length of Aligned Rounded Indications:
0.750"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 2.625"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
2.625"
15.750"
length of
ASME SECTION VIII - PLATE ONLY
2 11/16" Plate - 2.6875" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
50 S/S Wire:
0.050 Esn Wire: C4
F/S Hole:
40 F/S Wire:
0.040 Esn Wire: C5
Reinforced welds welded from
one side:
S/S Hole:
50 S/S Wire:
0.050 Esn. Wire: C4
F/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
Reinforced welds welded from
two sides:
S/S Hole:
50 S/S Wire:
0.050 Esn. Wire: C4
F/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.3125"
Total of Wall + Reinforcement 2.844"
Total of Wall + Reinforcement 3.000"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
50 S/S Wire:
40 F/S Wire:
0.125"
0.050 Esn. Wire: C4
0.040 Esn. Wire: C5
Total of Wall + Reinforcement 2.813"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.750"
Max Cumulative length of aligned indications is
2.6875"
in a length of weld equal to
32.250"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.063
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.375"
Max sum of diameters of Aligned Rounded Indications: 2.6875"
in a
32.250"
length of weld
Max group length of Aligned Rounded Indications:
0.750"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 2.6875"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
2.6875"
16.125"
length of
ASME SECTION VIII - PLATE ONLY
2 3/4" Plate - 2.750" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
50 S/S Wire:
0.050 Esn Wire: C4
F/S Hole:
40 F/S Wire:
0.040 Esn Wire: C5
Reinforced welds welded from
one side:
S/S Hole:
50 S/S Wire:
0.050 Esn. Wire: C4
F/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
Reinforced welds welded from
two sides:
S/S Hole:
50 S/S Wire:
0.050 Esn. Wire: C4
F/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.3125"
Total of Wall + Reinforcement 2.906"
Total of Wall + Reinforcement 3.0625"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
50 S/S Wire:
40 F/S Wire:
0.125"
0.050 Esn. Wire: C4
0.040 Esn. Wire: C5
Total of Wall + Reinforcement 2.875"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.750"
Max Cumulative length of aligned indications is
2.750"
in a length of weld equal to
33.0"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.063
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.375"
Max sum of diameters of Aligned Rounded Indications: 2.750"
in a
33.0"
length of weld
Max group length of Aligned Rounded Indications:
0.750"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 2.750"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
2.750"
16.5"
length of
ASME SECTION VIII - PLATE ONLY
2 13/16" Plate - 2.8125" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
50 S/S Wire:
0.050 Esn Wire: C4
F/S Hole:
40 F/S Wire:
0.040 Esn Wire: C5
Reinforced welds welded from
one side:
S/S Hole:
50 S/S Wire:
0.050 Esn. Wire: C4
F/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
Reinforced welds welded from
two sides:
S/S Hole:
50 S/S Wire:
0.050 Esn. Wire: C4
F/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.3125"
Total of Wall + Reinforcement 2.969"
Total of Wall + Reinforcement 3.125"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
50 S/S Wire:
40 F/S Wire:
0.125"
0.050 Esn. Wire: C4
0.040 Esn. Wire: C5
Total of Wall + Reinforcement 2.938"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.750"
Max Cumulative length of aligned indications is
2.8125"
in a length of weld equal to
33.750"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.063
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.375"
Max sum of diameters of Aligned Rounded Indications: 2.8125"
in a
33.750"
length of weld
Max group length of Aligned Rounded Indications:
0.750"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 2.8125"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
2.8125"
16.875"
length of
ASME SECTION VIII - PLATE ONLY
2 7/8" Plate - 2.875" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
50 S/S Wire:
0.050 Esn Wire: C4
F/S Hole:
40 F/S Wire:
0.040 Esn Wire: C5
Reinforced welds welded from
one side:
S/S Hole:
50 S/S Wire:
0.050 Esn. Wire: C4
F/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
Reinforced welds welded from
two sides:
S/S Hole:
50 S/S Wire:
0.050 Esn. Wire: C4
F/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.3125"
Total of Wall + Reinforcement 3.031"
Total of Wall + Reinforcement 3.188"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
50 S/S Wire:
40 F/S Wire:
0.125"
0.050 Esn. Wire: C4
0.040 Esn. Wire: C5
Total of Wall + Reinforcement 3.00"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.750"
Max Cumulative length of aligned indications is
2.875"
in a length of weld equal to
34.5"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.063
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.375"
Max sum of diameters of Aligned Rounded Indications: 2.875"
in a
34.5"
length of weld
Max group length of Aligned Rounded Indications:
0.750"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 2.875"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
2.875"
17.25"
length of
ASME SECTION VIII - PLATE ONLY
2 15/16" Plate - 2.9375" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
50 S/S Wire:
0.050 Esn Wire: C4
F/S Hole:
40 F/S Wire:
0.040 Esn Wire: C5
Reinforced welds welded from
one side:
S/S Hole:
50 S/S Wire:
0.050 Esn. Wire: C4
F/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
Reinforced welds welded from
two sides:
S/S Hole:
50 S/S Wire:
0.050 Esn. Wire: C4
F/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.3125"
Total of Wall + Reinforcement 3.094"
Total of Wall + Reinforcement 3.250"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
50 S/S Wire:
40 F/S Wire:
0.125"
0.050 Esn. Wire: C4
0.040 Esn. Wire: C5
Total of Wall + Reinforcement 3.063"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.750"
Max Cumulative length of aligned indications is
2.9375"
in a length of weld equal to
35.250"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.063
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.375"
Max sum of diameters of Aligned Rounded Indications: 2.9375"
in a
35.250"
length of weld
Max group length of Aligned Rounded Indications:
0.750"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 2.9375"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
2.9375"
17.625"
length of
ASME SECTION VIII - PIPING ONLY
3" s/40 & Std. - 0.216" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
12 S/S Wire:
0.008 Esn Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn Wire: A3
Reinforced welds welded from
one side:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
Reinforced welds welded from
two sides:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.312"
Total of Wall + Reinforcement 0.372"
Total of Wall + Reinforcement 0.528"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
15 S/S Wire:
12 F/S Wire:
0.010 Esn. Wire: A1 or B6
0.008 Esn. Wire: A2
Total of Wall + Reinforcement 0.279"
0.0625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.216"
in a length of weld equal to
2.592"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.016
Max Size of Random Indications: 0.054"
Max Size of Isolated Rounded Indications:
0.072"
Max sum of diameters of Aligned Rounded Indications: 0.216"
in a
2.592"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.432"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.250"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.216"
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.216"
3.284"
1.296"
length of
ASME SECTION VIII - PIPING ONLY
3" s/80 & Extra Strong - 0.300" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
15 S/S Wire:
0.010 Esn Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn Wire: A2
Reinforced welds welded from
one side:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
Reinforced welds welded from
two sides:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.312"
Total of Wall + Reinforcement 0.456"
Total of Wall + Reinforcement 0.612"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
15 S/S Wire:
12 F/S Wire:
0.010 Esn. Wire: A1 or B6
0.008 Esn. Wire: A2
Total of Wall + Reinforcement 0.363"
0.0625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.300"
in a length of weld equal to
3.600"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.075"
Max Size of Isolated Rounded Indications:
0.100"
Max sum of diameters of Aligned Rounded Indications: 0.300"
in a
3.600"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.600"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.250"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.300"
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.300"
3.200"
1.800"
length of
ASME SECTION VIII - PIPING ONLY
3" s/160 - 0.438" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
17 S/S Wire:
0.013 Esn Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn Wire: A1 or B6
Reinforced welds welded from
one side:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Reinforced welds welded from
two sides:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.312"
Total of Wall + Reinforcement 0.594"
Total of Wall + Reinforcement 0.750"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
20 S/S Wire:
17 F/S Wire:
0.016 Esn. Wire: B4
0.013 Esn. Wire: B5
Total of Wall + Reinforcement 0.501"
0.0625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.438"
in a length of weld equal to
5.256"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.110"
Max Size of Isolated Rounded Indications:
0.146"
Max sum of diameters of Aligned Rounded Indications: 0.438"
in a
5.256"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.876"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.292"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.438"
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.438"
3.062"
2.628"
length of
ASME SECTION VIII - PIPING ONLY
3" XX Strong - 0.600" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
20 S/S Wire:
0.016 Esn Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn Wire: B5
Reinforced welds welded from
one side:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Reinforced welds welded from
two sides:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.188"
0.375"
Total of Wall + Reinforcement 0.788"
Total of Wall + Reinforcement 0.975"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
20 S/S Wire:
17 F/S Wire:
0.016 Esn. Wire: B4
0.013 Esn. Wire: B5
Total of Wall + Reinforcement 0.694"
0.094"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.600"
in a length of weld equal to
7.200"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.150"
Max Size of Isolated Rounded Indications:
0.200"
Max sum of diameters of Aligned Rounded Indications: 0.600"
in a
7.200"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.400"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.600"
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.600"
2.900"
3.600"
length of
ASME SECTION VIII - PLATE ONLY
3" Plate - 3.00" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
50 S/S Wire:
0.050 Esn Wire: C4
F/S Hole:
40 F/S Wire:
0.040 Esn Wire: C5
Reinforced welds welded from
one side:
S/S Hole:
50 S/S Wire:
0.050 Esn. Wire: C4
F/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
Reinforced welds welded from
two sides:
S/S Hole:
50 S/S Wire:
0.050 Esn. Wire: C4
F/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.3125"
Total of Wall + Reinforcement 3.156"
Total of Wall + Reinforcement 3.3125"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
50 S/S Wire:
40 F/S Wire:
0.125"
0.050 Esn. Wire: C4
0.040 Esn. Wire: C5
Total of Wall + Reinforcement 3.125"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.750"
Max Cumulative length of aligned indications is
3.00"
in a length of weld equal to
36.0"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.063
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.375"
Max sum of diameters of Aligned Rounded Indications: 3.00"
in a
36.0"
length of weld
Max group length of Aligned Rounded Indications:
0.750"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded): 3.00"
welds and must be seperated by the length of 3L of acceptable weld metal.
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object; As measured in the field.
Source Side of Object to Film Distance:
3.00"
18.0"
length of
ASME SECTION VIII - PIPING ONLY
4" s/10 - 0.120" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
12 S/S Wire:
0.008 Esn Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn Wire: A3
Reinforced welds welded from
one side:
S/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
F/S Hole:
10 S/S Wire:
0.006 Esn. Wire: A3
Reinforced welds welded from
two sides:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.125"
0.250"
Total of Wall + Reinforcement 0.245"
Total of Wall + Reinforcement 0.370"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
12 S/S Wire:
10 F/S Wire:
0.008 Esn. Wire: A2
0.006 Esn. Wire: A3
Total of Wall + Reinforcement 0.183"
0.0625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.120"
in a length of weld equal to
1.440"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.013
Max Size of Random Indications: 0.030"
Max Size of Isolated Rounded Indications:
0.040"
Max sum of diameters of Aligned Rounded Indications: 0.120"
in a
1.440"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.240"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
Max number or relevant rounded indications in a 6" length of weld = 12
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.250"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.120"
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.120"
4.380"
0.720"
unless
1.0"
length of
ASME SECTION VIII - PIPING ONLY
4" s/40 & Std. - 0.237" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
12 S/S Wire:
0.008 Esn Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn Wire: A3
Reinforced welds welded from
one side:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
Reinforced welds welded from
two sides:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.312"
Total of Wall + Reinforcement 0.393"
Total of Wall + Reinforcement 0.549"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
15 S/S Wire:
12 F/S Wire:
0.010 Esn. Wire: A1 or B6
0.008 Esn. Wire: A2
Total of Wall + Reinforcement 0.300"
0.0625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.237"
in a length of weld equal to
2.844"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.016
Max Size of Random Indications: 0.059"
Max Size of Isolated Rounded Indications:
0.079"
Max sum of diameters of Aligned Rounded Indications: 0.237"
in a
2.844"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.474"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.250"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.237"
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.237"
4.263"
1.422"
length of
ASME SECTION VIII - PIPING ONLY
4" s/80 & Extra Strong - 0.337" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
15 S/S Wire:
0.010 Esn Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn Wire: A2
Reinforced welds welded from
one side:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
Reinforced welds welded from
two sides:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.312"
Total of Wall + Reinforcement 0.493"
Total of Wall + Reinforcement 0.649"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
17 S/S Wire:
15 F/S Wire:
0.013 Esn. Wire: B5
0.010 Esn. Wire: A1 or B6
Total of Wall + Reinforcement 0.400"
0.0625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.337"
in a length of weld equal to
4.044"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.084"
Max Size of Isolated Rounded Indications:
0.112"
Max sum of diameters of Aligned Rounded Indications: 0.337"
in a
4.044"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.674"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.250"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.337"
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.337"
4.163"
2.022"
length of
ASME SECTION VIII - PIPING ONLY
4" s/120 - 0.438" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
17 S/S Wire:
0.013 Esn Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn Wire: A1 or B6
Reinforced welds welded from
one side:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Reinforced welds welded from
two sides:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.312"
Total of Wall + Reinforcement 0.594"
Total of Wall + Reinforcement 0.750"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
20 S/S Wire:
17 F/S Wire:
0.016 Esn. Wire: B4
0.013 Esn. Wire: B5
Total of Wall + Reinforcement 0.501"
0.0625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.438"
in a length of weld equal to
5.256"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.110"
Max Size of Isolated Rounded Indications:
0.146"
Max sum of diameters of Aligned Rounded Indications: 0.438"
in a
5.256"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.876"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.292"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.438"
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.438"
4.062"
2.628"
length of
ASME SECTION VIII - PIPING ONLY
4" s/160 - 0.531" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
20 S/S Wire:
0.016 Esn Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn Wire: B5
Reinforced welds welded from
one side:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Reinforced welds welded from
two sides:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.188"
0.375"
Total of Wall + Reinforcement 0.719"
Total of Wall + Reinforcement 0.906"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
20 S/S Wire:
17 F/S Wire:
0.016 Esn. Wire: B4
0.013 Esn. Wire: B5
Total of Wall + Reinforcement 0.625"
0.094"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.531"
in a length of weld equal to
6.372"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.133"
Max Size of Isolated Rounded Indications:
0.177"
Max sum of diameters of Aligned Rounded Indications: 0.531"
in a
6.372"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.0"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.354"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.531"
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.531"
3.969"
3.186"
length of
ASME SECTION VIII - PIPING ONLY
4" XX Strong - 0.674" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
20 S/S Wire:
0.016 Esn Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn Wire: B5
Reinforced welds welded from
one side:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Reinforced welds welded from
two sides:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.188"
0.375"
Total of Wall + Reinforcement 0.862"
Total of Wall + Reinforcement 1.049"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
25 S/S Wire:
20 F/S Wire:
0.020 Esn. Wire: B3
0.016 Esn. Wire: B4
Total of Wall + Reinforcement 0.768"
0.094"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.674"
in a length of weld equal to
8.088"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.225"
Max sum of diameters of Aligned Rounded Indications: 0.674"
in a
8.088"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.0"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.450"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.674"
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.674"
3.826"
4.044"
length of
ASME SECTION VIII - PIPING ONLY
4" XX Strong - 0.674" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
20 S/S Wire:
0.016 Esn Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn Wire: B5
Reinforced welds welded from
one side:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Reinforced welds welded from
two sides:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.188"
0.375"
Total of Wall + Reinforcement 0.862"
Total of Wall + Reinforcement 1.049"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
25 S/S Wire:
20 F/S Wire:
0.020 Esn. Wire: B3
0.016 Esn. Wire: B4
Total of Wall + Reinforcement 0.768"
0.094"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.674"
in a length of weld equal to
8.088"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.225"
Max sum of diameters of Aligned Rounded Indications: 0.674"
in a
8.088"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.0"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.450"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.674"
in a
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.674"
3.826"
4.044"
length of
ASME SECTION VIII - PIPING ONLY
6" s/10 - 0.134" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
12 S/S Wire:
0.008 Esn Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn Wire: A3
Reinforced welds welded from
one side:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
Reinforced welds welded from
two sides:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.125"
0.250"
Total of Wall + Reinforcement 0.259"
Total of Wall + Reinforcement 0.384"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
12 S/S Wire:
10 F/S Wire:
0.008 Esn. Wire: A2
0.006 Esn. Wire: A3
Total of Wall + Reinforcement 0.197"
0.0625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.134"
in a length of weld equal to
1.608"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.034"
Max Size of Isolated Rounded Indications:
0.045"
Max sum of diameters of Aligned Rounded Indications: 0.134"
in a
1.608"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.268"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.250"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.134"
in a
0.804"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.134"
6.491"
Panoramic:
3.179"
length of
ASME SECTION VIII - PIPING ONLY
6" s/40 & Std. - 0.280" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
15 S/S Wire:
0.010 Esn Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn Wire: A2
Reinforced welds welded from
one side:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
Reinforced welds welded from
two sides:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.312"
Total of Wall + Reinforcement 0.436"
Total of Wall + Reinforcement 0.592"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
15 S/S Wire:
12 F/S Wire:
0.010 Esn. Wire: A1 or B6
0.008 Esn. Wire: A2
Total of Wall + Reinforcement
0.0625"
0.343
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.280"
in a length of weld equal to
3.360"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.070"
Max Size of Isolated Rounded Indications:
0.093"
Max sum of diameters of Aligned Rounded Indications: 0.280"
in a
3.360"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.560"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.250"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.280"
in a
1.680"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.280"
6.345"
Panoramic:
3.033"
length of
ASME SECTION VIII - PIPING ONLY
6" s/80 & Extra Strong - 0.432" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
17 S/S Wire:
0.013 Esn Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn Wire: A1 or B6
Reinforced welds welded from
one side:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Reinforced welds welded from
two sides:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.312"
Total of Wall + Reinforcement 0.588"
Total of Wall + Reinforcement 0.744"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
17 S/S Wire:
15 F/S Wire:
0.013 Esn. Wire: B5
0.010 Esn. Wire: A1 or B6
Total of Wall + Reinforcement 0.495"
0.0625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.432"
in a length of weld equal to
5.184"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.108"
Max Size of Isolated Rounded Indications:
0.144"
Max sum of diameters of Aligned Rounded Indications: 0.432"
in a
5.184"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.864"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.288"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.432"
in a
2.592"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.432"
6.193"
Panoramic:
2.881"
length of
ASME SECTION VIII - PIPING ONLY
6" s/120 - 0.562" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
20 S/S Wire:
0.016 Esn Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn Wire: B5
Reinforced welds welded from
one side:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Reinforced welds welded from
two sides:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.188"
0.375"
Total of Wall + Reinforcement 0.750"
Total of Wall + Reinforcement 0.937"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
20 S/S Wire:
17 F/S Wire:
0.016 Esn. Wire: B4
0.013 Esn. Wire: B5
Total of Wall + Reinforcement 0.656"
0.094"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.562"
in a length of weld equal to
6.744"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.141"
Max Size of Isolated Rounded Indications:
0.187"
Max sum of diameters of Aligned Rounded Indications: 0.562"
in a
6.744"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.0"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.375"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.562"
in a
3.372"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.562"
6.063"
Panoramic:
2.751"
length of
ASME SECTION VIII - PIPING ONLY
6" s/160 - 0.719" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
20 S/S Wire:
0.016 Esn Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn Wire: B5
Reinforced welds welded from
one side:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Reinforced welds welded from
two sides:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.188"
0.375"
Total of Wall + Reinforcement 0.907"
Total of Wall + Reinforcement 1.094"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
25 S/S Wire:
20 F/S Wire:
0.020 Esn. Wire: B3
0.016 Esn. Wire: B4
Total of Wall + Reinforcement 0.813"
0.094"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.719"
in a length of weld equal to
8.628"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.240"
Max sum of diameters of Aligned Rounded Indications: 0.719"
in a
8.628"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.0"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.480"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.719"
in a
4.314"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.719"
5.906"
Panoramic:
2.594"
length of
ASME SECTION VIII - PIPING ONLY
6" XX Strong - 0.864" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
25 S/S Wire:
0.020 Esn Wire: B3
F/S Hole:
20 F/S Wire:
0.016 Esn Wire: B4
Reinforced welds welded from
one side:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Reinforced welds welded from
two sides:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.188"
0.375"
Total of Wall + Reinforcement 1.052"
Total of Wall + Reinforcement 1.239"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
25 S/S Wire:
20 F/S Wire:
0.020 Esn. Wire: B3
0.016 Esn. Wire: B4
Total of Wall + Reinforcement 0.958"
0.094"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.288"
Max Cumulative length of aligned indications is
0.864"
in a length of weld equal to
10.368"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 0.864"
in a
10.368"
length of weld
Max group length of Aligned Rounded Indications:
0.288"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.0"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.576"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.864"
in a
5.184"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.864"
5.761"
Panoramic:
2.449"
length of
ASME SECTION VIII - PIPING ONLY
8" s/10 - 0.148" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
12 S/S Wire:
0.008 Esn Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn Wire: A3
Reinforced welds welded from
one side:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
Reinforced welds welded from
two sides:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.125"
0.250"
Total of Wall + Reinforcement 0.273"
Total of Wall + Reinforcement 0.398"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
12 S/S Wire:
10 F/S Wire:
0.008 Esn. Wire: A2
0.006 Esn. Wire: A3
Total of Wall + Reinforcement 0.211"
0.0625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.148"
in a length of weld equal to
1.776"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.016
Max Size of Random Indications: 0.037"
Max Size of Isolated Rounded Indications:
0.049"
Max sum of diameters of Aligned Rounded Indications: 0.148"
in a
1.776"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.296"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.250"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.148"
in a
0.888"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.148"
8.447"
Panoramic:
4.165"
length of
ASME SECTION VIII - PIPING ONLY
8" s/40 & Std. - 0.322" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
15 S/S Wire:
0.010 Esn Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn Wire: A2
Reinforced welds welded from
one side:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
Reinforced welds welded from
two sides:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.312"
Total of Wall + Reinforcement 0.478"
Total of Wall + Reinforcement 0.634"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
17 S/S Wire:
15 F/S Wire:
0.013 Esn. Wire: B5
0.010 Esn. Wire: A1 or B6
Total of Wall + Reinforcement 0.385"
0.0625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.322"
in a length of weld equal to
3.864"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.031"
Max Size of Random Indications: 0.081"
Max Size of Isolated Rounded Indications:
0.107"
Max sum of diameters of Aligned Rounded Indications: 0.322"
in a
3.864"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.644"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.250"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.322"
in a
1.932"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.322"
8.303"
Panoramic:
3.991"
length of
ASME SECTION VIII - PIPING ONLY
8" s/80 & Extra Strong - 0.500" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
17 S/S Wire:
0.013 Esn Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn Wire: A1 or B6
Reinforced welds welded from
one side:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Reinforced welds welded from
two sides:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.312"
Total of Wall + Reinforcement 0.656"
Total of Wall + Reinforcement 0.812"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
20 S/S Wire:
17 F/S Wire:
0.016 Esn. Wire: B4
0.013 Esn. Wire: B5
Total of Wall + Reinforcement 0.563"
0.0625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.500"
in a length of weld equal to
6.00"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.031"
Max Size of Random Indications: 0.125"
Max Size of Isolated Rounded Indications:
0.167"
Max sum of diameters of Aligned Rounded Indications: 0.500"
in a
6.00"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.0"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.334"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.500"
in a
3.00"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.500"
8.125"
Panoramic:
3.813"
length of
ASME SECTION VIII - PIPING ONLY
8" s/120 - 0.719" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
20 S/S Wire:
0.016 Esn Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn Wire: B5
Reinforced welds welded from
one side:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Reinforced welds welded from
two sides:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.188"
0.375"
Total of Wall + Reinforcement 0.907"
Total of Wall + Reinforcement 1.094"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
25 S/S Wire:
20 F/S Wire:
0.020 Esn. Wire: B3
0.016 Esn. Wire: B4
Total of Wall + Reinforcement 0.813"
0.094"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.719"
in a length of weld equal to
8.628"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.031"
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.240"
Max sum of diameters of Aligned Rounded Indications: 0.719"
in a
8.628"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.0"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.480"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.719"
in a
4.314"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.719"
7.906"
Panoramic:
3.594"
length of
ASME SECTION VIII - PIPING ONLY
8" s/160" - 0.906" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
25 S/S Wire:
0.020 Esn Wire: B3
F/S Hole:
20 F/S Wire:
0.016 Esn Wire: B4
Reinforced welds welded from
one side:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Reinforced welds welded from
two sides:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.188"
0.375"
Total of Wall + Reinforcement 1.094"
Total of Wall + Reinforcement 1.281"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
25 S/S Wire:
20 F/S Wire:
0.020 Esn. Wire: B3
0.016 Esn. Wire: B4
Total of Wall + Reinforcement 1.00"
0.094"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.302"
Max Cumulative length of aligned indications is
0.906"
in a length of weld equal to
10.872"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.031"
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 0.906"
in a
10.872"
length of weld
Max group length of Aligned Rounded Indications:
0.302"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.0"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.604"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.906"
in a
5.436"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.906"
7.719"
Panoramic:
3.407"
length of
ASME SECTION VIII - PIPING ONLY
8" XX Strong - 0.875" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
25 S/S Wire:
0.020 Esn Wire: B3
F/S Hole:
20 F/S Wire:
0.016 Esn Wire: B4
Reinforced welds welded from
one side:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Reinforced welds welded from
two sides:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.188"
0.375"
Total of Wall + Reinforcement 1.063"
Total of Wall + Reinforcement 1.250"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
25 S/S Wire:
20 F/S Wire:
0.020 Esn. Wire: B3
0.016 Esn. Wire: B4
Total of Wall + Reinforcement 0.969"
0.094"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.292"
Max Cumulative length of aligned indications is
0.875"
in a length of weld equal to
10.5"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.031"
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 0.875"
in a
10.5"
length of weld
Max group length of Aligned Rounded Indications:
0.292"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.0"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.584"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.875"
in a
5.250"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.875"
7.750"
Panoramic:
3.438"
length of
ASME SECTION VIII - PIPING ONLY
10" s/10 - 0.165" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
12 S/S Wire:
0.008 Esn Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn Wire: A3
Reinforced welds welded from
one side:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
Reinforced welds welded from
two sides:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.125"
0.250"
Total of Wall + Reinforcement 0.290"
Total of Wall + Reinforcement 0.415"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
12 S/S Wire:
10 F/S Wire:
0.008 Esn. Wire: A2
0.006 Esn. Wire: A3
Total of Wall + Reinforcement 0.228"
0.0625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.165"
in a length of weld equal to
1.980"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.016
Max Size of Random Indications: 0.041"
Max Size of Isolated Rounded Indications:
0.055"
Max sum of diameters of Aligned Rounded Indications: 0.165"
in a
1.980"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.330"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.250"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.165"
in a
0.990"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.165"
10.585"
Panoramic:
5.210"
length of
ASME SECTION VIII - PIPING ONLY
10" s/40 & Std. - 0.365" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
15 S/S Wire:
0.010 Esn Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn Wire: A2
Reinforced welds welded from
one side:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Reinforced welds welded from
two sides:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.312"
Total of Wall + Reinforcement 0.521"
Total of Wall + Reinforcement 0.677"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
17 S/S Wire:
15 F/S Wire:
0.013 Esn. Wire: B5
0.010 Esn. Wire: A1 or B6
Total of Wall + Reinforcement 0.428"
0.0625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.365"
in a length of weld equal to
4.380"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.091"
Max Size of Isolated Rounded Indications:
0.122"
Max sum of diameters of Aligned Rounded Indications: 0.365"
in a
4.380"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.730"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.250"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.365"
in a
2.190"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.365"
10.385"
Panoramic:
5.010"
length of
ASME SECTION VIII - PIPING ONLY
10" Extra Strong - 0.500" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
17 S/S Wire:
0.013 Esn Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn Wire: A1 or B6
Reinforced welds welded from
one side:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Reinforced welds welded from
two sides:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.312"
Total of Wall + Reinforcement 0.656"
Total of Wall + Reinforcement 0.812"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
20 S/S Wire:
17 F/S Wire:
0.016 Esn. Wire: B4
0.013 Esn. Wire: B5
Total of Wall + Reinforcement 0.563"
0.0625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.500"
in a length of weld equal to
6.00"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.031"
Max Size of Random Indications: 0.125"
Max Size of Isolated Rounded Indications:
0.167"
Max sum of diameters of Aligned Rounded Indications: 0.500"
in a
6.00"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.0"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.334"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.500"
in a
3.00"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.500"
10.250"
Panoramic:
4.875"
length of
ASME SECTION VIII - PIPING ONLY
10" s/80 - 0.594" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
20 S/S Wire:
0.016 Esn Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn Wire: B5
Reinforced welds welded from
one side:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Reinforced welds welded from
two sides:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.188"
0.375"
Total of Wall + Reinforcement 0.782"
Total of Wall + Reinforcement 0.969"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
20 S/S Wire:
17 F/S Wire:
0.016 Esn. Wire: B4
0.013 Esn. Wire: B5
Total of Wall + Reinforcement 0.688"
0.094"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.594"
in a length of weld equal to
7.128"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.031"
Max Size of Random Indications: 0.149"
Max Size of Isolated Rounded Indications:
0.198"
Max sum of diameters of Aligned Rounded Indications: 0.594"
in a
7.128"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.0"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.396"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.594"
in a
3.564"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.594"
10.156"
Panoramic:
4.781"
length of
ASME SECTION VIII - PIPING ONLY
10" s/120 - 0.844" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
25 S/S Wire:
0.020 Esn Wire: B3
F/S Hole:
20 F/S Wire:
0.016 Esn Wire: B4
Reinforced welds welded from
one side:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Reinforced welds welded from
two sides:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.188"
0.375"
Total of Wall + Reinforcement 1.032"
Total of Wall + Reinforcement 1.219"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
25 S/S Wire:
20 F/S Wire:
0.020 Esn. Wire: B3
0.016 Esn. Wire: B4
Total of Wall + Reinforcement 0.938"
0.094"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.281"
Max Cumulative length of aligned indications is
0.844"
in a length of weld equal to
10.128"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.031"
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 0.844"
in a
10.128"
length of weld
Max group length of Aligned Rounded Indications:
0.281"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.0"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.563"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.844"
in a
5.064"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.844"
9.906"
Panoramic:
4.531"
length of
ASME SECTION VIII - PIPING ONLY
10" XX Strong - 1.00" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
25 S/S Wire:
0.020 Esn Wire: B3
F/S Hole:
20 F/S Wire:
0.016 Esn Wire: B4
Reinforced welds welded from
one side:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Reinforced welds welded from
two sides:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.188"
0.375"
Total of Wall + Reinforcement 1.188"
Total of Wall + Reinforcement 1.375"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
30 S/S Wire:
25 F/S Wire:
0.025 Esn. Wire: B2
0.020 Esn. Wire: B3
Total of Wall + Reinforcement 1.094"
0.094"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.333"
Max Cumulative length of aligned indications is
1.00"
in a length of weld equal to
12.00"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.031"
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 1.00"
in a
12.00"
length of weld
Max group length of Aligned Rounded Indications:
0.333"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.0"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.667"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
1.00"
in a
6.00"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
1.00"
9.750"
Panoramic:
4.375"
length of
ASME SECTION VIII - PIPING ONLY
12" s/80 - 0.688" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
20 S/S Wire:
0.016 Esn Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn Wire: B5
Reinforced welds welded from
one side:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Reinforced welds welded from
two sides:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.188"
0.375"
Total of Wall + Reinforcement 0.876"
Total of Wall + Reinforcement 1.063"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
25 S/S Wire:
20 F/S Wire:
0.020 Esn. Wire: B3
0.016 Esn. Wire: B4
Total of Wall + Reinforcement 0.782"
0.094"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.688"
in a length of weld equal to
8.256"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.031"
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.229"
Max sum of diameters of Aligned Rounded Indications: 0.688"
in a
8.256"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.0"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.459"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.688"
in a
4.128"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.688"
12.062"
Panoramic:
5.687"
length of
ASME SECTION VIII - PIPING ONLY
12" Extra Strong - 0.500" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
17 S/S Wire:
0.013 Esn Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn Wire: A1 or B6
Reinforced welds welded from
one side:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Reinforced welds welded from
two sides:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.312"
Total of Wall + Reinforcement 0.656"
Total of Wall + Reinforcement 0.812"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
20 S/S Wire:
17 F/S Wire:
0.016 Esn. Wire: B4
0.013 Esn. Wire: B5
Total of Wall + Reinforcement 0.563"
0.0625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.500"
in a length of weld equal to
6.00"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.031"
Max Size of Random Indications: 0.125"
Max Size of Isolated Rounded Indications:
0.167"
Max sum of diameters of Aligned Rounded Indications: 0.500"
in a
6.00"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.0"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.334"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.500"
in a
3.00"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.500"
12.250"
Panoramic:
5.875"
length of
ASME SECTION VIII - PIPING ONLY
12" s/120 - 1.00" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
25 S/S Wire:
0.020 Esn Wire: B3
F/S Hole:
20 F/S Wire:
0.016 Esn Wire: B4
Reinforced welds welded from
one side:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Reinforced welds welded from
two sides:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.188"
0.375"
Total of Wall + Reinforcement 1.188"
Total of Wall + Reinforcement 1.375"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
30 S/S Wire:
25 F/S Wire:
0.025 Esn. Wire: B2
0.020 Esn. Wire: B3
Total of Wall + Reinforcement 1.094"
0.094"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.333"
Max Cumulative length of aligned indications is
1.00"
in a length of weld equal to
12.00"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.031"
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 1.00"
in a
12.00"
length of weld
Max group length of Aligned Rounded Indications:
0.333"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.0"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.667"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
1.00"
in a
6.00"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
1.00"
11.750"
Panoramic:
5.375"
length of
ASME SECTION VIII - PIPING ONLY
12" s/160 - 1.312" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
30 S/S Wire:
0.025 Esn Wire: B2
F/S Hole:
25 F/S Wire:
0.020 Esn Wire: B3
Reinforced welds welded from
one side:
S/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
F/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
Reinforced welds welded from
two sides:
S/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
F/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.250"
0.500"
Total of Wall + Reinforcement 1.562"
Total of Wall + Reinforcement 1.812"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
30 S/S Wire:
25 F/S Wire:
0.025 Esn. Wire: B2
0.020 Esn. Wire: B3
Total of Wall + Reinforcement 1.437"
0.125"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.437"
Max Cumulative length of aligned indications is
1.312"
in a length of weld equal to
15.744"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.031"
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 1.312"
in a
15.744"
length of weld
Max group length of Aligned Rounded Indications:
0.437"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.0"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
1.312"
in a
7.872"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
1.312"
11.438"
Panoramic:
5.063"
length of
ASME SECTION VIII - PIPING ONLY
12" XX Strong - 1.00" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
25 S/S Wire:
0.020 Esn Wire: B3
F/S Hole:
20 F/S Wire:
0.016 Esn Wire: B4
Reinforced welds welded from
one side:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Reinforced welds welded from
two sides:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.188"
0.375"
Total of Wall + Reinforcement 1.188"
Total of Wall + Reinforcement 1.375"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
30 S/S Wire:
25 F/S Wire:
0.025 Esn. Wire: B2
0.020 Esn. Wire: B3
Total of Wall + Reinforcement 1.094"
0.094"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.333"
Max Cumulative length of aligned indications is
1.00"
in a length of weld equal to
12.00"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.031"
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 1.00"
in a
12.00"
length of weld
Max group length of Aligned Rounded Indications:
0.333"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.0"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.667"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
1.00"
in a
6.00"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
1.00"
11.750"
Panoramic:
5.375"
length of
ASME SECTION VIII - PIPING ONLY
16" s/10 - 0.188" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
12 S/S Wire:
0.008 Esn Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn Wire: A3
Reinforced welds welded from
one side:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
Reinforced welds welded from
two sides:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.125"
0.250"
Total of Wall + Reinforcement 0.313"
Total of Wall + Reinforcement 0.438"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
15 S/S Wire:
12 F/S Wire:
0.010 Esn. Wire: A1 or B6
0.008 Esn. Wire: A2
Total of Wall + Reinforcement 0.251"
0.0625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.188"
in a length of weld equal to
2.256"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.016
Max Size of Random Indications: 0.047"
Max Size of Isolated Rounded Indications:
0.063"
Max sum of diameters of Aligned Rounded Indications: 0.188"
in a
2.256"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.376"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.250"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.188"
in a
1.128"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.188"
15.812"
Panoramic:
7.812"
length of
ASME SECTION VIII - PIPING ONLY
16" Standard - 0.375" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
15 S/S Wire:
0.010 Esn Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn Wire: A2
Reinforced welds welded from
one side:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Reinforced welds welded from
two sides:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.312"
Total of Wall + Reinforcement 0.531"
Total of Wall + Reinforcement 0.687"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
17 S/S Wire:
15 F/S Wire:
0.013 Esn. Wire: B5
0.010 Esn. Wire: A1 or B6
Total of Wall + Reinforcement 0.438"
0.0625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.375"
in a length of weld equal to
4.500"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.031"
Max Size of Random Indications: 0.094"
Max Size of Isolated Rounded Indications:
0.125"
Max sum of diameters of Aligned Rounded Indications: 0.375"
in a
4.500"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.750"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.250"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.375"
in a
2.250"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.375"
15.625"
Panoramic:
7.625"
length of
ASME SECTION VIII - PIPING ONLY
16" s/40 & Extra Strong - 0.500" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
17 S/S Wire:
0.013 Esn Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn Wire: A1 or B6
Reinforced welds welded from
one side:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Reinforced welds welded from
two sides:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.312"
Total of Wall + Reinforcement 0.656"
Total of Wall + Reinforcement 0.812"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
20 S/S Wire:
17 F/S Wire:
0.016 Esn. Wire: B4
0.013 Esn. Wire: B5
Total of Wall + Reinforcement 0.563"
0.0625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.500"
in a length of weld equal to
6.00"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.031"
Max Size of Random Indications: 0.125"
Max Size of Isolated Rounded Indications:
0.167"
Max sum of diameters of Aligned Rounded Indications: 0.500"
in a
6.00"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.334"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.500"
in a
3.00"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.500"
15.500"
Panoramic:
7.500"
length of
ASME SECTION VIII - PIPING ONLY
16" s/80 - 0.844" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
25 S/S Wire:
0.020 Esn Wire: B3
F/S Hole:
20 F/S Wire:
0.016 Esn Wire: B4
Reinforced welds welded from
one side:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Reinforced welds welded from
two sides:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.188"
0.375"
Total of Wall + Reinforcement 1.032"
Total of Wall + Reinforcement 1.219"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
25 S/S Wire:
20 F/S Wire:
0.020 Esn. Wire: B3
0.016 Esn. Wire: B4
Total of Wall + Reinforcement 0.938"
0.094"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.281"
Max Cumulative length of aligned indications is
0.844"
in a length of weld equal to
10.128"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.031"
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 0.844"
in a
10.128"
length of weld
Max group length of Aligned Rounded Indications:
0.281"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.563"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.844"
in a
5.064"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.844"
15.156"
Panoramic:
7.156"
length of
ASME SECTION VIII - PIPING ONLY
16" s/120 - 1.219" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
30 S/S Wire:
0.025 Esn Wire: B2
F/S Hole:
25 F/S Wire:
0.020 Esn Wire: B3
Reinforced welds welded from
one side:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Reinforced welds welded from
two sides:
S/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
F/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.250"
0.500"
Total of Wall + Reinforcement 1.469"
Total of Wall + Reinforcement 1.719"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
30 S/S Wire:
25 F/S Wire:
0.025 Esn. Wire: B2
0.020 Esn. Wire: B3
Total of Wall + Reinforcement 1.344"
0.125"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.406"
Max Cumulative length of aligned indications is
1.219"
in a length of weld equal to
14.628"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.031"
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 1.219"
in a
14.628"
length of weld
Max group length of Aligned Rounded Indications:
0.406"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
1.219"
in a
7.314"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
1.219"
14.781"
Panoramic:
6.781"
length of
ASME SECTION VIII - PIPING ONLY
16" s/160 - 1.594" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
35 S/S Wire:
0.032 Esn Wire: B1 or C6
F/S Hole:
30 F/S Wire:
0.025 Esn Wire: B2
Reinforced welds welded from
one side:
S/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
F/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
Reinforced welds welded from
two sides:
S/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
F/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.250"
0.500"
Total of Wall + Reinforcement 1.844"
Total of Wall + Reinforcement 2.094"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
35 S/S Wire:
30 F/S Wire:
0.032 Esn. Wire: B1 or C6
0.025 Esn. Wire: B2
Total of Wall + Reinforcement 1.719"
0.125"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.531"
Max Cumulative length of aligned indications is
1.594"
in a length of weld equal to
19.128"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.031"
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 1.594"
in a
19.128"
length of weld
Max group length of Aligned Rounded Indications:
0.531"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
1.594"
in a
9.564"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
1.594"
14.406"
Panoramic:
6.406"
length of
ASME SECTION VIII - PIPING ONLY
20" s/10 - 0.218" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
12 S/S Wire:
0.008 Esn Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn Wire: A3
Reinforced welds welded from
one side:
S/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
F/S Hole:
12 S/S Wire:
0.008 Esn. Wire: A2
Reinforced welds welded from
two sides:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.312"
Total of Wall + Reinforcement 0.374"
Total of Wall + Reinforcement 0.530"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
15 S/S Wire:
12 F/S Wire:
0.010 Esn. Wire: A1 or B6
0.008 Esn. Wire: A2
Total of Wall + Reinforcement 0.281"
0.0625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.218"
in a length of weld equal to
2.616"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.016
Max Size of Random Indications: 0.055"
Max Size of Isolated Rounded Indications:
0.073"
Max sum of diameters of Aligned Rounded Indications: 0.218"
in a
2.616"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.436"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.250"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.218"
in a
1.308"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.218"
19.782"
Panoramic:
9.782"
length of
ASME SECTION VIII - PIPING ONLY
20" Standard - 0.375" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
15 S/S Wire:
0.010 Esn Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn Wire: A2
Reinforced welds welded from
one side:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Reinforced welds welded from
two sides:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.312"
Total of Wall + Reinforcement 0.531"
Total of Wall + Reinforcement 0.687"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
`
F/S Hole:
Maximum allowable reinforcement:
17 S/S Wire:
15 F/S Wire:
0.013 Esn. Wire: B5
0.010 Esn. Wire: A1 or B6
Total of Wall + Reinforcement 0.438"
0.0625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.375"
in a length of weld equal to
4.500"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.094"
Max Size of Isolated Rounded Indications:
0.125"
Max sum of diameters of Aligned Rounded Indications: 0.375"
in a
4.500"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.750"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.250"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.375"
in a
2.250"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.375"
19.625"
Panoramic:
9.625"
length of
ASME SECTION VIII - PIPING ONLY
20" s/40 - 0.594" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
20 S/S Wire:
0.016 Esn Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn Wire: B5
Reinforced welds welded from
one side:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Reinforced welds welded from
two sides:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.188"
0.375"
Total of Wall + Reinforcement 0.782"
Total of Wall + Reinforcement 0.969"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
`
F/S Hole:
Maximum allowable reinforcement:
20 S/S Wire:
17 F/S Wire:
0.016 Esn. Wire: B4
0.013 Esn. Wire: B5
Total of Wall + Reinforcement 0.688"
0.094"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.594"
in a length of weld equal to
7.128"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.149"
Max Size of Isolated Rounded Indications:
0.198"
Max sum of diameters of Aligned Rounded Indications: 0.594"
in a
7.128"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.396"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.594"
in a
3.564"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.594"
19.406"
Panoramic:
9.406"
length of
ASME SECTION VIII - PIPING ONLY
20" Extra Strong - 0.500" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
17 S/S Wire:
0.013 Esn Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn Wire: A1 or B6
Reinforced welds welded from
one side:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Reinforced welds welded from
two sides:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.312"
Total of Wall + Reinforcement 0.656"
Total of Wall + Reinforcement 0.812"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
20 S/S Wire:
17 F/S Wire:
0.016 Esn. Wire: B4
0.013 Esn. Wire: B5
Total of Wall + Reinforcement 0.563"
0.0625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.500"
in a length of weld equal to
6.00"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.125"
Max Size of Isolated Rounded Indications:
0.167"
Max sum of diameters of Aligned Rounded Indications: 0.500"
in a
6.00"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.334"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.500"
in a
3.00"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.500"
19.500"
Panoramic:
9.500"
length of
ASME SECTION VIII - PIPING ONLY
20" s/80 - 1.031" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
30 S/S Wire:
0.025 Esn Wire: B2
F/S Hole:
25 F/S Wire:
0.020 Esn Wire: B3
Reinforced welds welded from
one side:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Reinforced welds welded from
two sides:
S/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
F/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.250"
0.500"
Total of Wall + Reinforcement 1.281"
Total of Wall + Reinforcement 1.531"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
30 S/S Wire:
25 F/S Wire:
0.025 Esn. Wire: B2
0.020 Esn. Wire: B3
Total of Wall + Reinforcement 1.156"
0.125"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.344"
Max Cumulative length of aligned indications is
1.031"
in a length of weld equal to
12.372"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 1.031"
in a
12.372"
length of weld
Max group length of Aligned Rounded Indications:
0.344"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.688"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
1.031"
in a
6.186"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
1.031"
18.969"
Panoramic:
8.969"
length of
ASME SECTION VIII - PIPING ONLY
20" s/120 - 1.500" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
30 S/S Wire:
0.025 Esn Wire: B2
F/S Hole:
25 F/S Wire:
0.020 Esn Wire: B3
Reinforced welds welded from
one side:
S/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
F/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
Reinforced welds welded from
two sides:
S/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
F/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.250"
0.500"
Total of Wall + Reinforcement 1.750"
Total of Wall + Reinforcement 2.000"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
35 S/S Wire:
30 F/S Wire:
0.032 Esn. Wire: B1 or C6
0.025 Esn. Wire: B2
Total of Wall + Reinforcement 1.625"
0.125"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.500"
Max Cumulative length of aligned indications is
1.500"
in a length of weld equal to
18.00"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 1.500"
in a
18.00"
length of weld
Max group length of Aligned Rounded Indications:
0.500"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
1.500"
in a
9.00"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
1.500"
18.500"
Panoramic:
8.500"
length of
ASME SECTION VIII - PIPING ONLY
20" s/160 - 1.969" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
35 S/S Wire:
0.032 Esn Wire: B1 or C6
F/S Hole:
30 F/S Wire:
0.025 Esn Wire: B2
Reinforced welds welded from
one side:
S/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
F/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
Reinforced welds welded from
two sides:
S/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
F/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.250"
0.500"
Total of Wall + Reinforcement 2.129"
Total of Wall + Reinforcement 2.469"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
40 S/S Wire:
35 F/S Wire:
0.040 Esn. Wire: C5
0.032 Esn. Wire: B1 or C6
Total of Wall + Reinforcement 2.094"
0.125"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.656"
Max Cumulative length of aligned indications is
1.969"
in a length of weld equal to
23.628"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications:
0.031
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 1.969"
in a
23.628"
length of weld
Max group length of Aligned Rounded Indications:
0.656"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
1.969"
in a
11.814"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
1.969"
18.031"
Panoramic:
8.031"
length of
ASME SECTION VIII - PIPING ONLY
24" s/10 - 0.250" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
12 S/S Wire:
0.008 Esn Wire: A2
F/S Hole:
10 F/S Wire:
0.006 Esn Wire: A3
Reinforced welds welded from
one side:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
Reinforced welds welded from
two sides:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.312"
Total of Wall + Reinforcement 0.406"
Total of Wall + Reinforcement 0.562"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
15 S/S Wire:
12 F/S Wire:
0.010 Esn. Wire: A1 or B6
0.008 Esn. Wire: A2
Total of Wall + Reinforcement 0.313"
0.0625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.250"
in a length of weld equal to
3.00"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.016"
Max Size of Random Indications: 0.063"
Max Size of Isolated Rounded Indications:
0.083"
Max sum of diameters of Aligned Rounded Indications: 0.250"
in a
3.00"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.500"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.250"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.250"
in a
1.500"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.250"
23.750"
Panoramic:
11.750"
length of
ASME SECTION VIII - PIPING ONLY
24" Standard - 0.375" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
15 S/S Wire:
0.010 Esn Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn Wire: A2
Reinforced welds welded from
one side:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Reinforced welds welded from
two sides:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.312"
Total of Wall + Reinforcement 0.531"
Total of Wall + Reinforcement 0.687"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
17 S/S Wire:
15 F/S Wire:
0.013 Esn. Wire: B5
0.010 Esn. Wire: A1 or B6
Total of Wall + Reinforcement 0.438"
0.0625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.375"
in a length of weld equal to
4.500"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.031"
Max Size of Random Indications: 0.094"
Max Size of Isolated Rounded Indications:
0.125"
Max sum of diameters of Aligned Rounded Indications: 0.375"
in a
4.500"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.750"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.250"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.375"
in a
2.250"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.375"
23.625"
Panoramic:
11.625"
length of
ASME SECTION VIII - PIPING ONLY
24" s/40 - 0.688" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
20 S/S Wire:
0.016 Esn Wire: B4
F/S Hole:
17 F/S Wire:
0.013 Esn Wire: B5
Reinforced welds welded from
one side:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Reinforced welds welded from
two sides:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.188"
0.375"
Total of Wall + Reinforcement 0.876"
Total of Wall + Reinforcement 1.063"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
25 S/S Wire:
20 F/S Wire:
0.020 Esn. Wire: B3
0.016 Esn. Wire: B4
Total of Wall + Reinforcement 0.782"
0.094"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.688"
in a length of weld equal to
8.256"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.031"
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.229"
Max sum of diameters of Aligned Rounded Indications: 0.688"
in a
8.256"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.459"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.688"
in a
4.128"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.688"
23.312"
Panoramic:
11.312"
length of
ASME SECTION VIII - PIPING ONLY
24" Extra Strong - 0.500" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
17 S/S Wire:
0.013 Esn Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn Wire: A1 or B6
Reinforced welds welded from
one side:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Reinforced welds welded from
two sides:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.312"
Total of Wall + Reinforcement 0.656"
Total of Wall + Reinforcement 0.812"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
20 S/S Wire:
17 F/S Wire:
0.016 Esn. Wire: B4
0.013 Esn. Wire: B5
Total of Wall + Reinforcement 0.563"
0.0625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.500"
in a length of weld equal to
6.00"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.031"
Max Size of Random Indications: 0.125"
Max Size of Isolated Rounded Indications:
0.167"
Max sum of diameters of Aligned Rounded Indications: 0.500"
in a
6.00"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.334"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.500"
in a
3.00"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.500"
23.500"
Panoramic:
11.500"
length of
ASME SECTION VIII - PIPING ONLY
24" s/80 - 1.219" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
30 S/S Wire:
0.025 Esn Wire: B2
F/S Hole:
25 F/S Wire:
0.020 Esn Wire: B3
Reinforced welds welded from
one side:
S/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
F/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
Reinforced welds welded from
two sides:
S/S Hole:
35 S/S Wire:
0.032 Esn. Wire: B1 or C6
F/S Hole:
30 S/S Wire:
0.025 Esn. Wire: B2
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.250"
0.500"
Total of Wall + Reinforcement 1.469"
Total of Wall + Reinforcement 1.719"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
30 S/S Wire:
25 F/S Wire:
0.025 Esn. Wire: B2
0.020 Esn. Wire: B3
Total of Wall + Reinforcement 1.344"
0.125"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.406"
Max Cumulative length of aligned indications is
1.219"
in a length of weld equal to
14.628"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.031"
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.250"
Max sum of diameters of Aligned Rounded Indications: 1.219"
in a
14.628"
length of weld
Max group length of Aligned Rounded Indications:
0.406"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
1.219"
in a
7.314"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
1.219"
22.781"
Panoramic:
10.781"
length of
ASME SECTION VIII - PIPING ONLY
24" s/160 - 2.344" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
40 S/S Wire:
0.040 Esn Wire: C5
F/S Hole:
35 F/S Wire:
0.032 Esn Wire: B1 or C6
Reinforced welds welded from
one side:
S/S Hole:
50 S/S Wire:
0.050 Esn. Wire: C4
F/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
Reinforced welds welded from
two sides:
S/S Hole:
50 S/S Wire:
0.050 Esn. Wire: C4
F/S Hole:
40 S/S Wire:
0.040 Esn. Wire: C5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.250"
0.500"
Total of Wall + Reinforcement 2.594"
Total of Wall + Reinforcement 2.844"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
40 S/S Wire:
35 F/S Wire:
0.040 Esn. Wire: C5
0.032 Esn. Wire: B1 or C6
Total of Wall + Reinforcement 2.469"
0.125"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.750"
Max Cumulative length of aligned indications is
2.344"
in a length of weld equal to
28.128"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.063"
Max Size of Random Indications: 0.156"
Max Size of Isolated Rounded Indications:
0.375"
Max sum of diameters of Aligned Rounded Indications: 2.344"
in a
28.128"
length of weld
Max group length of Aligned Rounded Indications:
0.750"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.750"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
2.344"
in a
14.064"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
2.344"
21.656"
Panoramic:
9.656"
length of
ASME SECTION VIII - PIPING ONLY
36" s/10 - 0.312" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
15 S/S Wire:
0.010 Esn Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn Wire: A2
Reinforced welds welded from
one side:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
Reinforced welds welded from
two sides:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.312"
Total of Wall + Reinforcement 0.468"
Total of Wall + Reinforcement 0.624"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
15 S/S Wire:
12 F/S Wire:
0.010 Esn. Wire: A1 or B6
0.008 Esn. Wire: A2
Total of Wall + Reinforcement 0.375"
0.0625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.312"
in a length of weld equal to
3.744"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.031"
Max Size of Random Indications: 0.078"
Max Size of Isolated Rounded Indications:
0.104"
Max sum of diameters of Aligned Rounded Indications: 0.312"
in a
3.744"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.624"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.250"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.312"
in a
1.872"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.312"
35.688"
Panoramic:
17.688"
length of
ASME SECTION VIII - PIPING ONLY
36" s/10 - 0.312" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
15 S/S Wire:
0.010 Esn Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn Wire: A2
Reinforced welds welded from
one side:
S/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
F/S Hole:
15 S/S Wire:
0.010 Esn. Wire: A1 or B6
Reinforced welds welded from
two sides:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.312"
Total of Wall + Reinforcement 0.468"
Total of Wall + Reinforcement 0.624"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
15 S/S Wire:
12 F/S Wire:
0.010 Esn. Wire: A1 or B6
0.008 Esn. Wire: A2
Total of Wall + Reinforcement 0.375"
0.0625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.312"
in a length of weld equal to
3.744"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.031"
Max Size of Random Indications: 0.078"
Max Size of Isolated Rounded Indications:
0.104"
Max sum of diameters of Aligned Rounded Indications: 0.312"
in a
3.744"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.624"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.250"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.312"
in a
1.872"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.312"
35.688"
Panoramic:
17.688"
length of
ASME SECTION VIII - PIPING ONLY
36" Standard - 0.375" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
15 S/S Wire:
0.010 Esn Wire: A1 or B6
F/S Hole:
12 F/S Wire:
0.008 Esn Wire: A2
Reinforced welds welded from
one side:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Reinforced welds welded from
two sides:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.312"
Total of Wall + Reinforcement 0.531"
Total of Wall + Reinforcement 0.438"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
17 S/S Wire:
15 F/S Wire:
0.013 Esn. Wire: B5
0.010 Esn. Wire: A1 or B6
Total of Wall + Reinforcement 0.438"
0.0625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.375"
in a length of weld equal to
4.500"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.031"
Max Size of Random Indications: 0.094"
Max Size of Isolated Rounded Indications:
0.125"
Max sum of diameters of Aligned Rounded Indications: 0.375"
in a
4.500"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
0.750"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.250"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.375"
in a
2.250"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.375"
35.625"
Panoramic:
17.625"
length of
ASME SECTION VIII - PIPING ONLY
36" Extra Strong - 0.500" Wall
PENETRAMETER SELECTION
Note: Esn. Wire: The letter refers to the ASTM set, the number is how many wires must be visible from largest
to smallest.
Welds without reinforcement:
SS/S Hole
17 S/S Wire:
0.013 Esn Wire: B5
F/S Hole:
15 F/S Wire:
0.010 Esn Wire: A1 or B6
Reinforced welds welded from
one side:
S/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
F/S Hole:
17 S/S Wire:
0.013 Esn. Wire: B5
Reinforced welds welded from
two sides:
S/S Hole:
25 S/S Wire:
0.020 Esn. Wire: B3
F/S Hole:
20 S/S Wire:
0.016 Esn. Wire: B4
Maximum allowable reinforcement if welded from one side:
Maximum allowable reinforcement if welded from two sides:
0.156"
0.312"
Total of Wall + Reinforcement 0.656"
Total of Wall + Reinforcement 0.812"
PENETRAMETER SELECTION FOR API 620, 650, & 653
Welds without reinforcement: Same as above
Welds with reinforcement:
S/S Hole:
F/S Hole:
Maximum allowable reinforcement:
20 S/S Wire:
17 F/S Wire:
0.016 Esn. Wire: B4
0.013 Esn. Wire: B5
Total of Wall + Reinforcement 0.563"
0.0625"
UW-51; API 620, 650, & 653
Cracks, Incomplete Penetration, and Incomplete Fusion:
None Allowed
Other Elongated Indications (UW-51 only):
Max Length of other elongated indications:
0.250"
Max Cumulative length of aligned indications is
0.500"
in a length of weld equal to
6.00"
seperated by the length of 6L
Rounded Indications (UW-51 Only):
Relevant Indications: 0.031"
Max Size of Random Indications: 0.125"
Max Size of Isolated Rounded Indications:
0.167"
Max sum of diameters of Aligned Rounded Indications: 0.500"
in a
6.00"
length of weld
Max group length of Aligned Rounded Indications:
0.250"
Max group length of Cluster Rounded Indications if 1 group is present in a 6" length of weld:
1.00"
Max group length of Cluster Rounded Indications if more than 1 group is present in a 6" length of weld:
unless
1.0"
UW-52
Cracks, Incomplete Penetration, and Incomplete Fusion:
Slag Inclusions:
Max Size of slag inclusions:
0.334"
Max Cumulative length of acceptable in-line indications (other than rounded):
welds and must be seperated by the length of 3L of acceptable weld metal.
0.500"
in a
3.00"
Technique Sheet Info (Source Side of Object to Film and Source Distances)
Reinforcement is found in the applicable penetrameter selection boxes above.
Source to Source Side of Object distance;
Source Side of Object to Film Distance:
DWE/DWV
0.500"
35.500"
Panoramic:
17.500"
length of