CAST STEEL ROPE
Composed of 6 strands and a hemp center, 37 wires to the strand
| Diameter in Inches | Approximate Circumference in Inches | Approx. Breaking Strain in Tons of 2000 lbs. | Proper Working Load in Tons of 2000 lbs. | Minimum Size of Drum or Sheave in ft. |
|---|---|---|---|---|
| 2 3⁄4 | 8 5⁄8 | 200 | 40 | |
| 2 1⁄2 | 7 7⁄8 | 160 | 32 | |
| 2 1⁄4 | 7 1⁄8 | 125 | 25 | |
| 2 | 6 1⁄4 | 105 | 21 | |
| 1 3⁄4 | 5 1⁄2 | 84 | 17 | |
| 1 5⁄8 | 5 | 71 | 14 | |
| 1 1⁄2 | 4 3⁄4 | 63 | 12 | 3 3⁄4 |
| 1 3⁄8 | 4 1⁄4 | 55 | 11 | 3 1⁄2 |
| 1 1⁄4 | 4 | 45 | 9 | 3 1⁄4 |
| 1 1⁄8 | 3 1⁄2 | 34 | 6.8 | 2 3⁄4 |
| 1 | 3 | 29 | 5.8 | 2 1⁄2 |
| 7⁄8 | 2 3⁄4 | 23 | 4.6 | 2 1⁄4 |
| 3⁄4 | 2 1⁄4 | 17.5 | 3.5 | 1 3⁄4 |
| 5⁄8 | 2 | 11.2 | 2.2 | 1 3⁄4 |
| 9⁄16 | 1 3⁄4 | 9.5 | 1.9 | 1 1⁄2 |
| 1⁄2 | 1 1⁄2 | 7.25 | 1.45 | 1 1⁄4 |
| 7⁄16 | 1 1⁄4 | 5.50 | 1.10 | 1 1⁄4 |
| 3⁄8 | 1 1⁄8 | 4.20 | .84 | 1 |