Grade 80 Chain
Grade 80
Grade 80 alloy chain is designed for lifting and can be made into slings for overhead lifting, featuring a design factor of 4:1.
CAPACITY CHARTS
| Trade Size | Material Diameter | Inside Length | Inside Width | Working Load Limit | Feet Per Package | Links Per Foot | Weight Per Package |
|---|---|---|---|---|---|---|---|
| 5/16 in | 0.32 in | 0.94 in | 0.46 in | 4500 lb | 500 ft | 12.8 | 460 lb |
| 1 in | 1.00 in | 2.80 in | 1.40 in | 47700 lb | 100 ft | 4.3 | 965 lb |
| 1-1/4 in | 1.25 in | 3.50 in | 1.75 in | 72300 lb | 60 ft | 3.5 | 915 lb |
| Size | Single Leg Sling | Double Leg Sling | Triple & Quad Leg Sling | ||||
|---|---|---|---|---|---|---|---|
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| Grade 80 | |||||||
| 7/32″ (6mm) | 2,100 | 3,600 | 3,000 | 2,100 | 5,500 | 4,400 | 3,200 |
| 9/32″ (7mm) | 3,500 | 6,100 | 4,900 | 3,500 | 9,100 | 7,400 | 5,200 |
| 5/16″ (8mm) | 4,500 | 7,800 | 6,400 | 4,500 | 11,700 | 9,500 | 6,800 |
| 3/8″ (10mm) | 7,100 | 12,300 | 10,000 | 7,100 | 18,400 | 15,100 | 10,600 |
| 1/2″ (13mm) | 12,000 | 20,800 | 17,000 | 12,000 | 31,200 | 25,500 | 18,000 |
| 5/8″ (16mm) | 18,100 | 31,300 | 25,600 | 18,100 | 47,000 | 38,400 | 27,100 |
| 3/4″ | 28,300 | 49,000 | 40,000 | 28,300 | 73,500 | 60,000 | 42,400 |
| 7/8″ | 34,200 | 59,200 | 48,400 | 34,200 | 88,900 | 72,500 | 51,300 |
| 1″ | 47,700 | 82,600 | 67,400 | 47,700 | 123,900 | 101,200 | 71,500 |
| 1-1/4″ | 72,300 | 125,200 | 102,200 | 72,300 | 187,800 | 153,400 | 108,400 |
| 1-1/2″ * | 100,000 | 173,200 | 141,400 | 100,000 | 259,800 | 212,100 | 150,000 |
| 1-3/4″ * | 131,250 | 227,300 | 185,600 | 131,250 | 341,000 | 278,400 | 196,900 |
| 2″ * | 175,000 | 303,100 | 247,500 | 175,000 | 454,600 | 371,200 | 262,500 |
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