Alma Bolt Company & Prime Fasteners 1-800-526-2200

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Chain

Chain

Our welded chain products include system 3 (proof coil), system 4 (high test), system 7 (transport), system 8 (overhead lifting), and stainless steel. Stocked in sizes from 1/8" to 1 1/4", all chain products can be specially cut to your needs.

Chain Strength Chart
Standard Chain
System Number
Trade Size (In.)
Working Load Limit (Lbs.)
3 (Proof Coil)
1/8
375
3/16
750
1/4
1250
5/16
1900
3/8
2650
7/16
3500
1/2
4500
5/8
6900
3/4
9750
7/8
11375
4 (High Test)
1/4
2600
5/16
3900
3/8
5400
7/16
7200
1/2
9200
5/8
11500
3/4
16200
7 (Transport)
1/4
3150
5/16
4700
3/8
6600
7/16
8750
1/2
11300
8 (Overhead Lifting)
7/32
2100
9/32
3500
5/16
4500
3/8
7100
1/2
12000
5/8
18100
3/4
28300
7/8
34200
1
47700
1 1/4
72300
Stainless Steel
1/8
150
3/16
1200
1/4
2000
5/16
2450
3/8
3550
1/2
6500
System 3, 4, 7 and Stainless Steel Chain is not recommended for overhead use.

 

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