| GRADE 100 ALLOY CHAIN | ||||||||
| size | DIA |
Inside length |
Inside width |
working Load max |
proof test min |
breaking force min |
weigh per 100ft |
weigh per meter |
| 1/4 | 6mm | 18mm | 9mm | 1400kg | 28.0kn | 56.5kn | 24.4kg | 0.80 |
| 7mm | 21mm | 10.5mm | 1950kg | 38.5kn | 77.0kn | 33.1kg | 1.09 | |
| 5/16 | 8mm | 24mm | 12mm | 2600kg | 51.0kn | 102.0kn | 43.7kg | 1.43 |
| 3/8 | 10mm | 30mm | 15mm | 4000kg | 79.0kn | 158.0kn | 68kg | 2.23 |
| 1/2 | 12mm | 36mm | 18mm | 5650kg | 111.0kn | 222.0kn | 97.9kg | 3.21 |
| 13mm | 39mm | 19.5mm | 6800kg | 134kn | 268.0kn | 114.9kg | 3.77 | |
| 5/8 | 16mm | 48mm | 24mm | 10300kg | 201.0kn | 402.0kn | 174kg | 5.71 |
| 3/4 | 18mm | 54mm | 27mm | 13000kg | 254.5kn | 509.0kn | 220.3kg | 7.23 |
| 19mm | 57mm | 28.5mm | 14400kg | 283.0kn | 567.0kn | 244.9kg | 8.04 | |
| 7/8 | 20mm | 60mm | 30mm | 16000kg | 315.0kn | 630.0kn | 272kg | 8.92 |
| 22mm | 66mm | 33mm | 19400kg | 381.0kn | 762.0kn | 329.1kg | 10.80 | |
