✨ Technical Specifications
2086 THE NEW ZEALAND GAZETTE. [No. 61
APPENDIX II.
BLACK-STEEL-WIRE ROPES.—BREAKING-LOADS.
(Quality: Special Improved Patent Steel. Tensile strength of wires, 90-100 tons per square inch.)
| Circumference, in Inches. | Diameter, in Inches (approximate). | Construction: Six Strands of 19 Wires each. Actual Breaking-load, in Tons. | Construction: Six Strands of 24 Wires each. Actual Breaking-load, in Tons. | Construction: Six Strands of 37 Wires each. Actual Breaking-load, in Tons. |
|---|---|---|---|---|
| 1 | 5/16 | 3.0 | 2.7 | 2.9 |
| 1 1/8 | 3/8 | 3.7 | 3.7 | 3.8 |
| 1 1/4 | 13/32 | 4.7 | 4.5 | 4.3 |
| 1 3/8 | 7/16 | 5.5 | 5.4 | 5.3 |
| 1 1/2 | 15/32 | 6.7 | 6.3 | 6.4 |
| 1 5/8 | 1/2 | 8.1 | 7.3 | 7.7 |
| 1 3/4 | 9/16 | 9.1 | 8.4 | 9.0 |
| 1 7/8 | 19/32 | 10.7 | 10.2 | 10.4 |
| 2 | 5/8 | 12.4 | 11.5 | 11.9 |
| 2 1/8 | 11/16 | 13.6 | 12.8 | 13.6 |
| 2 1/4 | 23/32 | 15.6 | 14.3 | 15.3 |
| 2 3/8 | 3/4 | 17.6 | 15.8 | 16.2 |
| 2 1/2 | 13/16 | 19.1 | 17.4 | 18.1 |
| 2 5/8 | 27/32 | 20.5 | 19.8 | 20.2 |
| 2 3/4 | 7/8 | 22.9 | 21.6 | 22.3 |
| 2 7/8 | 29/32 | 25.4 | 23.4 | 24.6 |
| 3 | 15/16 | 28.9 | 25.4 | 26.9 |
| 3 1/8 | 1 | 30.7 | 27.4 | 29.4 |
| 3 1/4 | 1 1/32 | 33.6 | 30.5 | 30.6 |
| 3 3/8 | 1 1/16 | 36.6 | 32.7 | 33.2 |
| 3 1/2 | 1 1/8 | 39.6 | 35.0 | 36.0 |
| 3 5/8 | 1 5/32 | 41.8 | 37.3 | 38.8 |
| 3 3/4 | 1 3/16 | 45.1 | 39.7 | 41.7 |
| 3 7/8 | 1 1/4 | 48.6 | 42.2 | 44.7 |
| 4 | 1 9/32 | 50.9 | 46.0 | 47.8 |
| 4 1/8 | 1 5/16 | 54.6 | 48.7 | 51.1 |
| 4 1/4 | 1 11/32 | 57.1 | 51.4 | 54.4 |
| 4 3/8 | 1 3/8 | 61.0 | 54.3 | 56.2 |
| 4 1/2 | 1 7/16 | 65.0 | 57.2 | 59.6 |
| 4 5/8 | 1 15/32 | 67.7 | 60.2 | 63.3 |
| 4 3/4 | 1 1/2 | 71.9 | 64.7 | 67.0 |
| 4 7/8 | 1 9/16 | 74.8 | 67.9 | 70.8 |
| 5 | 1 19/32 | 79.2 | 71.1 | 74.7 |
| 5 1/8 | 1 5/8 | 83.7 | 74.5 | 78.8 |
| 5 1/4 | 1 11/16 | 88.5 | 77.9 | 83.0 |
| 5 1/2 | 1 3/4 | 96.5 | 84.9 | 89.3 |
| 5 3/4 | 1 27/32 | 104.9 | 94.0 | 98.3 |
| 6 | 1 29/32 | 115.5 | 101.7 | 107.6 |
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VUW Te Waharoa —
NZ Gazette 1926, No 61
NZLII —
NZ Gazette 1926, No 61
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Amendments to General Harbour Regulations
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🚂 Transport & Communications30 August 1926
Harbour Regulations, Cargo Handling, Chain Testing, Rope Testing, Marine Department, Diagrams, Tables