Crane Rail Systems - LB Foster Rail Products

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Crane Rail
Systems
sales offices
fabrication & distribution facilities
headquarters
District Sales Offices
California
32970 Alvarado Niles Road #736
Union City, CA 94587
P: 510.471.9840 / F: 510.471.9847
Pennsylvania
961 Marcon Boulevard, Suite 445
Allentown, PA 18109
P: 610.266.1763 / F: 610.266.3534
Georgia
130 Satellite Boulevard NE, Suite A
Suwanee, GA 30024
P: 678.714.6730 / F: 678.714.6773
415 Holiday Drive
Pittsburgh, PA 15220
P: 412.928.3400 / F: 412.928.7891
Illinois
125 Windsor Drive, Suite 122
Oak Brook, IL 60523
P: 630.954.1450 / F: 630.954.1429
Missouri
4201 NE Lakewood Way
Lee’s Summit, MO 64064
P: 816.795.5600 / F: 816.795.5674
Oregon
5335 SW Meadows Road, Suite 355
Lake Oswego, OR 97035
P: 800.824.2061 / F: 503.684.8489
www.lbfoster.com
866.523.7245
International
7015 Fairbanks North Houston Road
Houston, TX 77040
P: 713.466.2700 / F: 713.466.2709
Mexico
Hacienda Buena Vista 222, Villas del Meson
Juriquilla Queretaro 76230 Mexico
P: 011.524.422342593 / F: 011.524.422342632
Washington
3808 N. Sullivan, SIP Building 7
Spokane, WA 99216
P: 509.892.3202 / F: 509.892.8270
2
Crane Rail Systems
L.B. Foster offers a complete line of crane rail and accessories for a variety of industrial applications including
overhead cranes, gantry cranes, portal cranes, AS/RS systems, stadium roofs, stacker/reclaimer cranes and rail
mounted tower cranes. We currently supply crane rail in weights of 12 lb. up to 175 lb., generally in lengths of
30 ft., 33 ft., 39 ft., 40 ft., 60 ft. and 78 ft., depending on the weight of the crane rail section:
• 12 lb. A.S.C.E.
• 60 lb. A.S.C.E.
• 135 lb. Crane Rail
• 20 lb. A.S.C.E.
• 80 lb. A.S.C.E.
• 171 lb. Crane Rail
• 25 lb. A.S.C.E.
• 85 lb. A.S.C.E.
• 175 lb. Crane Rail
• 30 lb. A.S.C.E.
• 104 lb. Crane Rail
• 40 lb. A.S.C.E.
• 105 lb. Crane Rail
Note: Rail is rolled to the American Society of Civil Engineers (A.S.C.E.) specification.
In addition, we also offer a number of crane rail accessories including:
• Hook Bolts
• Clips
• Stops
• Clamps
As well as sole plates, expansion joints, steel reinforced pads, flash butt welding, Thermite welding/weld kits,
grout and splice bars.
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866.523.7245
3
Rail Size and Section
Crane Rail
A specialty rail, mainly used for overhead crane runways and
gantry cranes. Lighter sizes (below 40 lbs.) are used in amusement park railways and for underground mine trackage. Crane
rail differs from railroad rail in two respects:
1. The base width is always equal to the height of the rail (exception– 135 lb. crane rail).
2. Heavier crane rail (104 lbs. and up) has a much thicker web
than railroad rail, giving it a very distinctive section.
Sizes
Section
12 lb.
ASCE
2"
2"
20 lb.
ASCE
2 5/8"
2 5/8"
25 lb.
ASCE
2 3/4"
2 3/4"
30 lb.
ASCE
3 1/8"
3 1/8"
40 lb.
ASCE
3 1/2"
3 1/2"
50 lb.
ASCE
3 7/8"
3 7/8"
60 lb.
ASCE
4 1/4"
4 1/4"
70 lb.
ASCE
4 5/8"
4 5/8"
80 lb.
ASCE
5"
5"
85 lb.
ASCE
5 3/16"
5 3/16"
104 lb.
ASTM
5"
5"
105 lb.
ASTM
5 3/16"
5 3/16"
135 lb.
ASTM
5 3/16"
5 3/4"
171 lb.
ASTM
6"
6"
175 lb.
ASTM
6"
6"
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Base Width
Height
4
specifications
SPLICE BAR
Scale: Drawing is
actual size
RAIL (30 FT)
16-1/8” length, 2.5 lbs. per pair. 1/2” x 2” button head, oval neck
track bolt with heavy square nut.
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5
specifications
Scale: Drawing is
actual size
3.9
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6
specifications
Scale: Drawing is
actual size
16-1/8” length, 5.5 lbs. per pair. 1/2” x 2-1/2” button
head, oval neck track bolt with heavy square nut.
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7
specifications
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866.523.7245
Scale: Drawing is
actual size
8
specifications
Scale: Drawing is
actual size
, 40 FT
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9
specifications
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866.523.7245
Scale: Drawing is
actual size
10
Scale: Drawing is
actual size
specifications
40
40
264.0
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11
specifications
Scale: Drawing is
actual size
-
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12
specifications
Scale: Drawing is
actual size
RAIL (39 FT, 60 FT, 78 FT)
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13
specifications
Scale: Drawing is
actual size
RAIL (39 FT, 60 FT, 78 FT)
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14
specifications
Scale: Drawing is
actual size
RAIL (39 FT, 60 FT, 78 FT)
62
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15
171-lb CRANE RAIL
Scale: Drawing is
actual size
specifications
RAIL (39 FT, 60 FT, 78 FT)
16.81
24.51
24.42
52
73.40
171.0
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16
specifications
Scale: Drawing is
actual size
RAIL (39 FT, 60 FT, 78 FT)
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866.523.7245
17
Crane Accessories
175 lb.—12 lb. Hook Bolts for Use On Beams
Not to Scale
Rail Section
Bolt
Diameter
Average
Weight*
Normal Spacing
175 lb. to 90 lb.
1”
3.25 lbs.
Pairs 5 1/2” apart every 2’
90 lb.
7/8”
2.46 lbs.
Pairs 5 1/2” apart every 2’
85 lb. to 70 lb.
7/8”
2.38 lbs.
Pairs 4” apart every 2’
60 lb. and 40 lb.
3/4”
1.52 lbs.
Pairs 4” apart every 2’
30 lb.
5/8”
0.97 lbs.
Pairs 4” apart every 2’
25 lb. to 12 lb.
1/2”
0.52 lbs.
Pairs 4” apart every 2’
175 lb.—12 lb. Hook Bolts for Use On Channels
Rail Section
Typical
Bolt
Channel
Diameter
Size
Average
Weight*
Normal Spacing
175 lb. to 100 lb.
1”
15”
4.50 lbs.
Pairs 5 1/2” apart every 2’
175 lb. to 100 lb.
1”
12”
3.83 lbs.
Pairs 5 1/2” apart every 2’
90 lb.
7/8”
15”
3.50 lbs.
Pairs 5 1/2” apart every 2’
90 lb.
7/8”
12”
2.82 lbs.
Pairs 5 1/2” apart every 2’
85 lb. to 70 lb.
7/8”
15”
3.00 lbs.
Pairs 4” apart every 2’
85 lb. to 70 lb.
7/8”
12”
2.73 lbs.
Pairs 4” apart every 2’
60 lb. to 40 lb.
3/4”
12”
1.93 lbs.
Pairs 4” apart every 2’
30 lb.
5/8”
12”
1.27 lbs.
Pairs 4” apart every 2’
25 lb. to 12 lb.
1/2”
12”
.80 lbs.
Pairs 4” apart every 2’
25 lb. to 12 lb.
1/2”
10”
.71 lbs.
Pairs 4” apart every 2’
Not to Scale
175 lb.—12 lb. Hook Bolt Hole Spacing
Not to Scale
Rail Weight
A
B
C
D
E
175 lb. to 90 lb.
39’
23”
19”
20 1/4”
5 1/2”
85 lb. to 60 lb.
18”
24”
16”
4”
85 lb. to 60 lb.
39’
33’
18”
24”
16”
4”
60 lb. to 40lb.
30’
16”
20”
14”
4”
30 lb. to 12 lb.
30’
12”
24”
10”
4”
All hook bolts supplied with hex nuts and lock washers.
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18
Crane Accessories
Crane Rail and Joint Bar Drilling
Standard Drilling Specifications
Hole
Dia. In.
Elev. In.
C
D
E
F
G
H
5
6
1 1/16
2 7/16
1
5
2 1/4
4
5
6
15/16
2 13/64
7/8
4 7/8
1 1/2
135 lb.
4
5
6
1 3/16
2 15/32
1 1/8
5 1/2
2 1/2
171 lb.
4
5
6
1 3/16
2 5/8
1 1/8
6
2 1/2
175 lb.
4
5
6
1 3/16
2 21/32
1 1/8
6
2 1/2
Crane
Rail
Section
A
B
104 lb.
4
105 lb.
Spacing In.
Bolt Dimensions In.
How to Order
Get the crane rail you need, mitre-cut or
square-cut to exact length in proper runs,
drilled for splices and for hook bolts when
required. L.B. Foster Company will supply
joint bars with the exact fasteners and crane
stops to meet your specifications.
You can depend on complete-package
deliveries to your plant with all material ready
to install.
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866.523.7245
Heavy crane rail is stocked in 39, 60 and 78 foot lengths and drilled
to the standards listed in the above table. Standard joint bars are
34" long and drilled to match.
In ordering to standard, simply specify the rail section and number
of 39, 60 and 78 foot lengths required, allowing for one short length
in each run to provide staggered joints. Specify number of pairs
of matching joint bars, special heat-treated machine bolts and
spring washers. Where crane runway installations require special rail
and joint bar lengths, or special drilling, L.B. Foster shops are well
equipped to fabricate to meet your exact requirements. In ordering,
specify drilling (including required dimensions A through H in the
table above) and lengths of rail and joint bars.
19
Crane Accessories
1
/8"
/4"
11/2"
No. 62
3
2 /4"
1
/16"
11
/64"
15/16"
No. 114
1
1"
2"
25
/32"
1
/2"
1
/4"
/2" 1/2" 7/16"
13°
3
/4"
11/2"
5
/16"
3
/8"
2"
/64"
11/16"
13°
3
31
1"
/8"
5
/32"
11/4"
21
5
11/4"
11/4"
11/16"
For
Tee
Rail
21/2" Nominal
For
Crane
Rail
/8"
Crane Rail Clips
3
/4"
11/2"
1"
31/4"
No. 106
13
/8"
11/2"
21/2"
21/4"
3
/4"
2"
41/2"
1"
1"
2"
2"
1"
1"
/32"
3
/16"
/4"
/16"
11/4"
No . 120
27
/64"
11/4"
21/2"
11° 34'
1
/8"
3
/4"
5
3
/4"
/8"
No. 128
21/4"
31/4"
1
/4"
1
/8"
31/2"
19
/64"
3
11/2"
/8"
An order to L.B. Foster Company will
provide the exact rail sections and joint
bars you need plus all accessory items for
complete installations. You can depend
on complete package shipments to your
specifications and deliveries. Note: All clips
are furnished without bolts and nuts unless
specified.
Please Note:
It is most important to consult L.B. Foster
for current specifications for rail clips and
clamps, to assure proper installation.
Drawings, tables and measurements of clips
shown in this catalog have been taken from
standard specifications of the manufacturers. Since we have not originated them, we
cannot be responsible for changes in dimensions that may be made. However, all
sources are recognized as being reliable.
NO. 103
5
3
/4"
/8"1
1 /4"
21/4"
1
/8"
3
/4"
3
/4"
1
/4"
L.B. Foster Rail Clips are available in 8
designs to conform to the bases of each of
the crane rail and “tee” rail sections, and to
fasten them securely to the runway girder.
They are usually installed in pairs opposite
each other, and spaced according to
capacity of crane.
No. 62
11/2"
23/4"
2 /2"Nominal
1
11/4"
1"
11/16"
2"
23/4"
/8"
1"
1
21/4"
2"
11/16"
10°
5
/16"
No. 175
/64"
/32"
13/8"
11/16"
5
/16"R
7
/8"
31
25
1"
13/8"
11/4"
No. 171
/8"
5
/16"R
3
/4"
25
9
9
1
11/4"
/16"
/64"
11/16"
13° 34"
1
9
31
11/4"
11/16"
21/2"
11/4"
/16"
15
/16"
3
2"
/8"
Rail Clip Dimensions
Clip Crane Rail Centerline Rail to:
Hole
No. Section
Diameter
A
B
62
104 lb.
2 1/2"
19/32"
3 1/4"
3
1 1/16"
11/32"
62
105 lb.
2
62
135 lb.
2 19/32"
3 11/32"
1 1/16"
1 1/16"
171
171 lb.
3"
4"
1 1/16"
175
175 lb.
3"
41/8"
1 1/16"
Hole diameter and clip length standard as shown, but
may be changed to meet special requirements.
Clip
No.
Standard Tee Rail Section
114 12—40 lb. ASCE
120 25—50 lb. ASCE & ARA
103 55—100 lb. ASCE
106 60—100 lb. ASCE
128 60—100 lb. ARA-B
62
62
115, 131 & 132 lb. AREMA
130 lb. PS
Hole
Size
21/ 32" dia.
13/16" dia.
1 1/16" x 25/32"
1 1/16" x 25/32"
1 1/16" x 25/32"
1 1/16" dia.
1 1/16" dia.
Bolt holes standard as shown, but may be changed
for special requirements.
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20
Crane Accessories
Crane Stops, Hook Bolts and Rail Clamps
Crane stops are welded and shaped steel plates, prefabricated in sizes to fit all crane rail and “tee” rail sections,
and conform to standard crane wheel diameters. They are easy to handle and install: just fit over the rail, insert
filler blocks and bolt through rail web.
L.B. Foster stocks all prefabricated components for fast, accurate assembly to your specifications, and for
very prompt deliveries. To order, simply specify rail section, elevation of holes above rail base and diameter of
crane wheels.
Design 400 Crane Stop
Design 401 Crane Stop
Design 403 Crane Stop
For use with rail
sections up to 85 lbs.
ASCE, this stop is an
excellent choice for
applications involving light to medium
weight cranes. The
400 design can be ordered as shown or
produced to a specific wheel contour.
The design 401 stop
is self-tightening, adjustable, and does not
require drilling of the
rail. The configuration
shown can be used
on sections from 60
lbs. ASCE up to 135 lbs. crane rail. When
required, this design can be modified for
use with 171 lbs. and 175 lbs. crane rail.
This stop features
a two-piece design
and can be produced
to work with all rail
sections. The configuration shown is for 175
lbs. crane rail. The 403
stop is your best choice for all heavy-duty
applications.
CL Pair
CL Pair
Hook Bolt Drilling
Where rail is to be installed with hook bolts, L.B. Foster will drill to your specifications. Bolts are installed in pairs as shown in the diagram and spaced
according to capacity of crane.
You can get every item needed for crane runway installations in complete
package shipments when you order from L.B. Foster Company.
Spacing
Note: For medium capacity and special crane runway or industrial installations, refer
to the New and Relay Rail section for “tee” rail sections from 12 lb. through 132 lb., to
A.S.C.E. and AREMA specifications.
Hook Bolts
L.B. Foster Hook Bolts are used to fasten crane rail securely to its supporting member.
They are bolted through rail web, installed in pairs with alternating hooks reversed, and
spaced according to capacity of crane. L.B. Foster can furnish hook bolts in any size,
shape or length to meet each individual requirement.
L.B. Foster shops are specially equipped for fast, top quality production of hook bolts
in any quantity. Facilities provide hot and cold bending to any shape, SAE and special
threading and heat treating. Bar stock is carefully specified and adequately carried in all
diameters from 1/2" through 1 1/2" to assure prompt deliveries.
When you order, specify section of crane rail, size and weight of member supporting rail
(and size of cover plate or filler plate, if these are used). Also specify diameter of hook bolts,
elevation of holes above base of rail and bolt spacing.
Crane Rail Clamps
Clamps are designed for use with standard, heavy crane rail sections. They are furnished
in sets, consisting of a Clamp Plate and Filler Plate, installed opposite each other, and
spaced according to capacity of crane. In ordering, specify rail section and number of sets
required.
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21
Crane Accessories
Standard Drilling for Rail Clamps
With Eccentric
Fillers 20 lbs. thru
100 lb. Rails
1 5/16 "
13 /16 " Hole
3 /4 " Bolt
With Reversible Fillers
Tight or Loose Fit 100
lb. thru 175 lb. Rails
13
/16" Hole for
3/4 " Bolts–2 Req'd.
11/16" Hole for
1" Bolt
for
3"
3"
1"
11/ 2 "
3"
CL
1"
11/ 2 "
1 3/8"
Double Clamp
Typical detail with one
eccentric filler per clamp
Typical detail with two
eccentric fillers per clamp
Bolt Gage
11/4" 1
/ 4" for 40# to
100# ASCE
and 90# ARA-A
Clearance can be varied 0-1/8" by rotating the eccentrically
punched filler.
Rail Size
Base Width
13/ 8"
Double Clamp
Typical detail with one
reversible filler per clamp
Typical detail with one
reversible filler per clamp
1/2"
1/ 8"±
1/ 2"
for 20#,25#,
and 30# ASCE
Rail Base Width
11/8"
11/ 8"
Single Clamp
1/8"
11/4"
CL
1 5/16"
Single Clamp
3/ 8"
11/16 " Holes for
1" Bolts–2 Req'd.
“T”
Tight Fit
Detail
11/4"
1 3/ 8"
113/32"
11/ 4"
1 3/ 8"
113/32"
Rail Base Width
For 105# and 135# CR only
Bolt Gage
“T”
Loose Fit
Detail
Clearance can be varied by rotating the reversible punched filler. Note: single and
double clamps with fillers can be ordered tight or loose fit.
“T” Dimension
Bolt Gauge
20-lb. ASCE
5
2 /8"
1
5 /8"
Rail Size
Base Width
Bolt Gauge
Tight Fit
Loose Fit
25-lb. ASCE
2 3/4"
5 1/4"
100-lb. RE
5 1/2"
8 1/4"
3
1
30-lb. ASCE
1
3 /8"
5
5 /8"
110-lb. RE
1
5 /2"
1
8 /4"
3
1
40-lb. ASCE
3 1/2"
6"
112-lb. RE
5 1/2"
8 1/4"
3
1
60-lb. ASCE
4 1/4"
6 3/4"
115-lb. RE
5 1/2"
8 1/4"
3
1
70-lb. ASCE
4 5/8"
7 1/8"
132-lb. RE
6"
8 3/4"
3
1
75-lb. ASCE
4 13/16"
7 5/16"
133-lb. RE
6"
8 3/4"
3
1
80-lb. ASCE
5"
7 1/2"
104-lb. CR
5"
3
7 /4"
1
5
85-lb. ASCE
5 3/16"
7 11/16"
105-lb. CR
5 3/16"
8"
3
1
90-lb. ARA-A
5 1/8"
7 5/8"
135-lb. CR
5 3/16"
8"
1
5
90-lb. ASCE
5 3/8"
7 7/8"
171-lb. CR
6"
8 3/4"
5
3
100-lb. ASCE
5 3/4"
8 1/4"
175-lb. CR
6"
8 3/4"
1
5
/8"
/8"
/8"
/8"
/8"
/8"
/2 "
/8"
/2 "
/8"
/2 "
/2 "
/2 "
/2 "
/2 "
/2 "
/2 "
/8 "
/2 "
/8 "
/4 "
/8 "
Crane Rail Bolt
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Rail Section
Diameter
Length
Thread
104 lb. CRANE
1”
5”
1 3/4”
105 lb. CRANE
7/8”
5”
1 3/4”
135 lb. CRANE
1 1/8”
5 1/2”
2”
171 lb. CRANE
1 1/8”
6”
2”
175 lb. CRANE
1 1/8”
6”
2”
22
Crane Accessories
Adjustable Rail Clips, Crane Rail Pad and
Tie Backs
Tie Back
Linkages
Crane Runway Products
Welded Base
Bolts Installed
SD96R3-F Clip
Adjustable Crane
Rail Clips
Welded Base
Steel
Reinforced
Crane Rail Pad
Welded Boss Clip
Bearing Tie Backs
(internal seals)
Weldable Two Bolt Clips
SD96R-F Series Rail Clip
Bolts Installed
9119-F Interlocking
Weldable Clip
Bearing Tie Backs
(external seals)
9219/20-F clip
Through Bolt Clip
Crane Rail Pad
9219-F/20-F Series Rail Clip
•
3/4” total lateral adjustment
•
3/4” total lateral adjustment
•
lateral resistance of 60 kips
•
•
rail clip mechanically traps crane rail pad beneath the rail
adjustment by a long slotted hole with base and upper component having a sloping/tightening interlocking action
•
cam adjustment locks rail in position laterally even when all clip
parts are soaked in oil and grease and the bolts are torqued to
only 25 ft. lbs.
•
rail clip bolts must be fully torqued for the clip to develop full
lateral resistance
Assembled Rail Clip
Bolts are installed in the welded base
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Steel base is welded to the rail support
Assembled Rail Clip
Bolts are installed in the welded base
Steel base is welded to the rail support
23
Crane Accessories
9119-F/15-F Series One Bolt Clip
Adjustment
•
friction connection
•
weldable interlocking
Clip Dimensions
Height
Height
Clip
Height
Footprint
A
Length
9119-F /
15-F
2 5/8”
(2 3/8” with
1 3/4” long bolt)
3 1/16”
3/8”
4”
Detail 1
Rail Flange
Detail 1
Footprint
Footprint
Length
Length
A
Clip Base
Clip Type
Bolt Diameter
Rail*
No Pad
Pad
grade 5 bolt torque
250 ft. lbs.
Adjustment
Lateral
Resistance
60
9119-F /15-F /30-F /15-F
9119-F /15-F /34-F /12-F
3/4”
5/8” (± 5/16”)
24 kips
85, 105
9119-F /15-F /34-F /15-F
9119-F /15-F /41-F /15-F
3/4”
5/8” (± 5/16”)
24 kips
104, 135, 175
9119-F /15-F /34-F /12-F
9119-F /15-F /41-F /12-F
3/4”
5/8” (± 5/16”)
24 kips
171
9119-F /15-F /41-F /15-F
9119-F /15-F /45-F /12-F
3/4”
5/8” (± 5/16”)
24 kips
*For other rail sizes, including European sections, contact your L.B. Foster sales representative.
CLX Series One Bolt Clip
•
bearing connection
•
through bolt type
•
pressure block nose
Clip Dimensions
With Pad
No Pad
Clip
Height
Footprint
W + 3/8”
A
W
Length
CLX75-F
1 7/8”
3 1/8”
1 1/2”
2 3/4”
2 9/16”
CLX87-F
2 1/16”
3 3/16”
1 1/2”
2 13/16”
2 9/16”
CLX100-F
2 1/4”
3 1/4”
1 1/2”
2 7/8”
2 9/16”
Clip Type
Rail*
No Pad
Pad
Bolt Diameter
Total
Adjustment
Clip Lateral
Resistance†
85, 104, 105, 135
CLX75-F
CLX75/P-F
3/4”
3/4”
22 kips
104, 105, 135, 171, 175
CLX87-F
CLX87/P-F
7/8”
3/4”
23 kips
135, 171, 175
CLX100-F
CLX100/P-F
1”
3/4”
26 kips
*For other rail sizes, including European sections, contact your L.B. Foster sales representative.
†For through bolt installed clips the capacities will vary with the bolt diameter, grade of bolt and the design of the total connection.
www.lbfoster.com
866.523.7245
24
Crane Accessories
9219-F/20-F Series Two Bolt Clip
•
friction connection
•
weldable interlocking
Clip Dimensions
Clip
Height
2 5/8”
9219-F/20-F
(2 3/8” with
1 3/4” long bolt)
Clip Type
Footprint
A
Length
3 3/16”
7/16”
6 1/2”
Bolt Diameter
Rail*
No Pad
Pad
grade 5 bolt torque
250 ft. lbs.
Adjustment
Lateral
Resistance
85, 105
9219-F /20-F /34-F /12-F
9219-F /20-F /40-F /12-F
3/4”
3/4” (± 3/8”)
43 kips
104, 135, 175
9219-F /20-F /40-F /15-F
9219-F /20-F /47-F /15-F
3/4”
3/4” (± 3/8”)
43 kips
171
9219-F /20-F /40-F /125-F
9219-F /20-F /47-F /12-F
3/4”
3/4” (± 3/8”)
43 kips
*For other rail sizes, including European sections, contact your L.B. Foster sales representative.
Steel Reinforced Crane Rail Pad
The pad is manufactured from wear resistant synthetic elastomer
which is unaffected by oil, grease, ozone and exposure to
ultraviolet light. The pad incorporates bonded steel strip which is
encapsulated in the synthetic elastomer. Molyneux steel reinforced
pad is for heavy duty crane applications.
Specifications
Features & Use
•
Reduces noise and structural vibration
•
Reduces rail wear and fatigue stresses
•
Reduces crane runway maintenance
•
Reduces stress in the runway structure and the crane
•
Pad thickness:
9/32”
•
Totally resistant to water, oil, grease, mildew and fungus
•
Shore hardness:
75 durometer plus or minus 5
•
•
Shore hardness after aging: 75 durometer plus or minus 5
Absorbs the uneven contact between the rail and the supporting
structure
•
Temperature range:
-40° F to +212° F
•
•
Ultimate tensile strength:
2500 psi
Protects the crane mechanism and increases wheel, bearing,
and axle life
•
Rebound resilience:
30%
•
•
Elongation:
250%
Eliminates wear grooving of the rail on the runway due to fretting
corrosion
•
•
Permanent set:
5%
Distributes the wheel load over a larger surface area, reducing
high local bearing stresses
•
Has a high recovery rate to dampen each wheel pass and to
resist permanent deformation
•
Available for all rail sizes
The use of welded rail joints is recommended when using
crane rail pad.
www.lbfoster.com
866.523.7245
25
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