US Strandard High test chain ASTM80 (G43)
| Material Diameter | Working Load Limit | Proof Load | Breaking Load | Weight per 100' | Inside Length(max) | Inside Width(min) | |||||||
| inch | mm | kg | lbs | kn | lbs | kn | lbs | kg | lbs | mm | inch | mm | inch |
| 1/4" | 7.1 | 1180 | 2600 | 19.1 | 4300 | 34.5 | 7750 | 36.3 | 80 | 21.8 | 0.86 | 10.2 | 0.4 |
| 5/16" | 8.7 | 1770 | 3900 | 28.4 | 6400 | 51.6 | 11600 | 50.4 | 111 | 26.7 | 1.05 | 12.2 | 0.48 |
| 3/8" | 10.3 | 2450 | 5400 | 39.6 | 8900 | 72 | 16200 | 72.6 | 160 | 30.3 | 1.19 | 14.7 | 0.58 |
| 1/2" | 13.5 | 4170 | 9200 | 68 | 15300 | 122.7 | 27600 | 128.6 | 284 | 36 | 1.43 | 19.1 | 0.75 |
