Specification
I. ASTM80 (G43)
| NORMAL
SIZE |
WORKING
LOAD LIMIT (MAX) |
PROOF LOAD
(MIN) |
MIN BREAKING
LOAD |
INSIDE
LENGTH (MAX) |
INSIDE
WIDTH (MIN) |
||||||
| INCHES | MM | LB | KG | LB | KN | LB | KN | INCHES | MM | INCHES | MM |
| 1/4 | 7.1 | 2600 | 1180 | 4300 | 19.1 | 7750 | 34.5 | 0.86 | 21.8 | 0.40 | 10.2 |
| 5/16 | 8.7 | 3900 | 1770 | 6400 | 28.4 | 11600 | 51.6 | 1.05 | 26.7 | 0.48 | 12.2 |
| 3/8 | 10.3 | 5400 | 2450 | 8900 | 39.6 | 16200 | 72.0 | 1.19 | 30.3 | 0.58 | 14.7 |
| 1/2 | 13.5 | 9200 | 4170 | 15300 | 68.0 | 27600 | 122.7 | 1.43 | 36.0 | 0.75 | 19.1 |
I. NACM1990 (G43)
| NORMAL
SIZE |
WORKING
LOAD LIMIT (MAX) |
PROOF TEST
(MIN) |
BREAKING
FORCE MIN |
INSIDE
LENGTH (MAX) |
INSIDE
WIDTH (MIN) |
||||||
| INCHES | MM | LB | KG | LB | KN | LB | KN | INCHES | MM | INCHES | MM |
| 1/4 | 7.0 | 2600 | 1180 | 2750 | 16.6 | 7500 | 33.1 | 1.24 | 31.5 | 0.38 | 9.8 |
| 5/16 | 8.0 | 3900 | 1770 | 4900 | 21.6 | 9700 | 43.2 | 1.29 | 32.8 | 0.44 | 11.2 |
| 3/8 | 10.0 | 5400 | 2450 | 7600 | 33.8 | 15200 | 67.6 | 1.38 | 35.0 | 0.55 | 14.0 |
| 1/2 | 13.0 | 9200 | 4170 | 12900 | 57.1 | 25700 | 114.2 | 1.79 | 45.5 | 0.72 | 18.2 |
