| Nominal Diameter | Size (circ in.) | Approximate Weight | Minimum Tensile Strength Spliced Rope | Minimum Tensile Strength ISO Unspliced Rope | ||||
|---|---|---|---|---|---|---|---|---|
| inch | mm | lbs/ 100ft | kg/ 100m | lbs | MT (tonnes) | lbs | MT (tonnes) | |
| 1/8 | 3 | 3/8 | 0.69 | 1.03 | 2,800 | 1.27 | 3,110 | 1.41 |
| 3/16 | 5 | 9/16 | 1.20 | 1.79 | 5,500 | 2.49 | 6,110 | 2.77 |
| 1/4 | 6 | 3/4 | 1.7 | 2.6 | 8,000 | 3.63 | 8,880 | 4.0 |
| 5/16 | 8 | 15/16 | 2.6 | 3.8 | 11,700 | 5.31 | 12,990 | 5.9 |
| 3/8 | 9 | 1-1/8 | 3.6 | 5.3 | 17,500 | 7.94 | 19,440 | 8.8 |
| 7/16 | 11 | 1-1/4 | 4.8 | 7.1 | 22,000 | 10.0 | 24,400 | 11.1 |
| 1/2 | 12 | 1-1/2 | 6.1 | 9.1 | 30,500 | 13.8 | 33,800 | 15.4 |
| 9/16 | 14 | 1-3/4 | 7.6 | 11.3 | 36,500 | 16.6 | 40,500 | 18.4 |
| 5/8 | 16 | 2 | 9.4 | 14.1 | 47,800 | 21.7 | 53,100 | 24.1 |
| 3/4 | 18 | 2-1/4 | 13.5 | 20.1 | 61,800 | 28.0 | 68,600 | 31.1 |
| 13/16 | 20 | 2-1/2 | 15.8 | 23.5 | 74,000 | 33.6 | 82,200 | 37.3 |
| 7/8 | 22 | 2-3/4 | 18.5 | 27.5 | 84,300 | 38.2 | 93,600 | 42.5 |
| 1 | 24 | 3 | 23.7 | 35.3 | 105,000 | 47.6 | 116,600 | 52.9 |
| 1-1/16 | 26 | 3-1/4 | 26.9 | 40.0 | 121,600 | 55.1 | 135,000 | 61.3 |
| 1-1/8 | 28 | 3-1/2 | 30.3 | 45.1 | 137,000 | 62.1 | 152,200 | 69.0 |
| 1-1/4 | 30 | 3-3/4 | 37.2 | 55.4 | 157,000 | 71.2 | 174,400 | 79.1 |
| 1-5/16 | 32 | 4 | 41.1 | 61.2 | 176,400 | 80.0 | 195,900 | 88.9 |
| 1-1/2 | 36 | 4-1/2 | 53.8 | 80.1 | 215,000 | 97.5 | 238,800 | 108.3 |