ANVI MEXICANA S.A. DE C.V.
WELDING PROCEDURE SPECIFICATION (WPS)
ASME-SECTION IX ED. 2019
QW-482
Welding Procedure Specification NO.
ANVI-GMAW-01
Date
Supporting PQR NO.(s) PQR-ANVI-GMAW- 01
Revision No.
Welding Process(es)
GMAW
Types
JUNE 15, 2021
0
SEMIAUTOMATIC
JOINTS(QW-402)
Joints Design SINGLE BEVEL GROOVE & FILLET WELD
Backing: Yes GROOVE
No
FILLET
Root Opening: RANURA (GROOVE): 1/16-1/8” max without backing
OVER: >1/8” – ½” max with Baking plate
FILLET: 0 – 1/16”
Backing materials (Type) FOR GROOVE JOINTS P No. 1 Mat or Weld
(Refer to both backing and retainers)
□ Metal Nonfusing
X Metal
□ Nonmetallic
□ Other
Retainers: NONE
*BASE METALS (QW-403)
P-No.
1
Group No.
OR
Specification Type and Grade
ASTM A36
To Specification Type and Grade
--OR
Chem. Analysis and Mech. Prop.
--To Chem. Analysis and Mech. Prop.
--Thickness Range:
Base Metal:
Groove
1/16” to 1”
Pipe Diam Range: Groove
ALL
Other
N/A
*FILLER METALS (QW-404)
Spec. No. (SFA)
AWS No. (Class)
F-No.
A-No.
Size of Filler Metals
Weld Metal
Thickness Range:
Groove
Fillet
Electrode-Flux (Class)
Flux Trade Name
Consumable Insert
Other
Page 1 of 2
1
to P-No.
Details
1
Fillet
Fillet
Group No.
1
ALL
ALL
5.18
ER70S-6
6
1
0.045”
5.18
ER70S-6
6
1
0.035”
1/16” to 1”
ALL
N/A
N/A
NOT REQUIRED
N/A
1/16” to 1”
ALL
N/A
N/A
NOT REQUIRED
N/A
PAILERIA Y ACABADOS INDUSTRIALES
WELDING PROCEDURE SPECIFICATION (WPS)
ASME-SECTION IX ED. 2019
QW-482 (Back)
WPS No. ANVI-GMAW-01 Rev. 0
POSITIONS (QW -405)
Position(s) of Groove
ALL
Welding Progression: Up
X
Down
Position(s) of Fillet
ALL
Postweld heat treatment (QW-407)
Temperature Range
NONE
Time Range
N/A
Preheat (QW-406)
Preheat Temperature, Minimum Ambient
Interpass Temperature, Maximum 250ºC (482ºF)
Preheat Maintenance NONE
(Continuous or special heating, where applicable,
should be recorded)
GAS (QW-408)
Percent Composition
Gas(es)
(Mixture)
Flow Rate
Shielding Argon+CO2
Trailing
N/A
Backing
N/A
90% + 10%
N/A
N/A
35-45 CFH
N/A
N/A
ELECTRICAL CHARACTERISTICS (QW-409)
Current AC or DC
DC
Polarity
DCEN
Amps (Range) 160-220 AMPS Volts (Range) 20-40 VOLTS
Tungsten Electrode Size and Type
N/A
Mode of Metal Transfer for GMAW
Spray Arc
Electrode Wire Feed Speed Range
--TECHNIQUE (QW-410)
String or Weave Bead
STRING BEAD FOR ROOT AND WEAVE FOR FILLER PASS
Orifice or Gas Cup Size
N/A
Initial and interpass Cleaning (Brushing, Grinding, etc.) CHISEL, GRINDING, BRUSHING
Method of Back Gouging ARC AIR AND/OR GRINDING
Oscillation
AS REQUIRED
Contact Tube to Work Distance ½” – 3/4”
Multiple or Single Pass (Per Side) MULTIPLE
Multiple or Single Electrodes
SINGLE
Travel Speed (Range)
AS REQUIRED
Peening
NONE
Other
N/A
Filler Metal
Weld
Layer(s)
Process
1
2-n
Current
Volt
Range
Travel
Speed
Range
Class
Diameter
Type/
Polarity
Amp
Range
GMAW
ER70S-6
0.045”
DCEN
160-180
20-30
7-8 ipm
GMAW
ER70S-6
0.045”
DCEN
160-200
20-30
7-8 ipm
Other (e.g., Remarks, Comments,
Hot Wire Addition, Technique,
Torch Angle, etc.)
---
CERTIFIED BY:
Page 2 of 2
JORGE REYNA