CAUTION: NEVER EXCEED THE WORKING LOAD LIMIT OF CHAIN. NEVER USE PROOF COIL CHAIN FOR OVERHEAD LIFTING OR WHERE ITS FAILURE WILL CAUSE DAMAGE TO PROPERTY OR LIFE.
PROOF COIL CHAIN (GRADE 30)
Bright, zinc plated or hot galvanized. According to ASTM A413 and NACM
Specification. Proof tested to 2x the Working Load Limit.
| Nominal Size Inches | Nominal Size mm | Work Load Limit in lbs. | Feet per Drum | Feet per 1/2 Drum | Minimum Wt. per Ft. | Max. Length per 100 Links |
|---|---|---|---|---|---|---|
| Nominal Size Inches | Nominal Size mm | Work Load Limit in lbs. | Feet per Drum | Feet per 1/2 Drum | Minimum Wt. per Ft. | Max. Length per 100 Links |
| 1/8" | 4.0 | 400 | ----- | 1,000 | .17 | 90.5" |
| 3/16" | 5.5 | 800 | 1600 | 800 | .33 | 96.4" |
| 1/4" | 7.0 | 1,300 | 800 | 400 | .63 | 124.0" |
| 5/16" | 8.0 | 1,900 | 550 | 275 | .93 | 129.1" |
| 3/8" | 10.0 | 2,650 | 400 | 200 | 1.41 | 137.8" |
| 1/2" | 13.0 | 4,500 | 200 | 100 | 2.40 | 179.1" |
| 5/8" | 16.0 | 6,900 | 150 | 75 | 3.58 | 220.5" |
| 3/4" | 20.0 | 10,600 | 100 | 50 | 5.48 | 275.6 |
| 7/8" | 22.0 | 12,800 | 80 | 40 | 7.31 | 258.7" |
| 1" | 26.0 | 17,900 | 60 | 30 | 9.41 | 287.8" |