Welded Chain Specifications

Welded Chain Specifications

PROOF COIL CHAIN (GRADE 30)

A general utility chain for such uses as log chain, cargo lashing chain, pipe line hanging chain, tailgate, guard rail, tow and switch chain.

MATERIAL Low carbon steel. Minimum tensile 55,000 psi.
FINISH Self-clored, bright zinc and hot galvanized.

Trade Size In Inches Working* Load Limit Lbs. Nominal Inside Length in Inches Nominal Inside Width in Inches Maximum Length 100 Links in Inches Weight per 100 Feet Lbs.
3/16 750 .95 .40 99 40
1/4 1,250 1.00 .50 104 71
5/16 1,900 1.10 .50 114 107
3/8 2,650 1.23 .62 128 158
7/16 3,500 1.38 .75 142 213
1/2 4,500 1.50 .81 156 278
5/8 6,900 1.87 1.00 194 410
3/4 9,750 2.12 1.12 220 580
7/8 11,375 2.50 1.37 260 811
1 13,950 2.75 1.50 286 1045

Working load limit must not be exceeded. Not to be used for overhead lifting.

HIGH TEST CHAIN (GRADE 40)

High test chain features both high tensile strength and resistance to wear needed by modern hauling and heavy duty trucking. Working load limit exceeds those of ordinary low carbon or general utility chain.

MATERIAL High carbon steel. Minimum tensile 85,000 psi.
FINISH Self-colored, and hot galvanized.

Nominal Size
in Inches
Working Load Limit
in Pounds
Minimum Weight
per Foot
Maximum Length
per 100 Links
1/4 2,600 .63 124.0
5/16 3,900 .93 129.1
3/8 5,400 1.41 137.8
1/2 9,200 2.40 179.1
5/8 11,500 3.58 220.5
3/4 16,200 5.48 275.6

Working load must not be exceeded.
Not to be used for overhead lifting.

HIGH TEST BOOMER CHAINS OR BINDER CHAINS

Made according to ASTM specifications. Bright Polished High Test Steel. Ridgeless electrically welded, with grab hook at each end.

Size x Length Working
Load Limit
Approx.
WT Each/Lbs.
1/4″ x 20′ 2,600 16
5/16″ x 20′ 3,900 22
3/8″ x 20′ 5,400 32
7/16″ x 20′ 7,200 44
1/2″ x 20′ 9,200 54
5/8″ x 20′ 11,500 86

Working load limit must not be exceeded.
Never to be used for overhead lifting.