✨ Technical Specifications
1878
THE NEW ZEALAND GAZETTE.
[No. 49.
Table No. 2.
BLACK-STEEL-WIRE ROPES.—BREAKING-LOADS.
(Quality: Special Improved Patent Steel. Tensile strength of wires, 90–100 tons per square inch.)
| Size of Rope. | Construction: Six Strands of 19 Wires each. | Construction: Six Strands of 24 Wires each. | Construction: Six Strands of 37 Wires each. | |
|---|---|---|---|---|
| Circumference, in Inches. | Diameter, in Inches (approximate). | Actual Breaking-load, in Tons. | Actual Breaking-load, in Tons. | Actual Breaking-load, in Tons. |
| 1 | 5/16 | 3·0 | 2·7 | 2·9 |
| 1/4 | 13/32 | 4·7 | 4·5 | 4·3 |
| 1/2 | 15/32 | 6·7 | 6·3 | 6·4 |
| 3/4 | 9/16 | 9·1 | 8·4 | 9·0 |
| 2 | 5/8 | 12·4 | 11·5 | 11·9 |
| 1/4 | 23/32 | 15·6 | 14·3 | 15·3 |
| 1/2 | 13/16 | 19·1 | 17·4 | 18·1 |
| 3/4 | 7/8 | 22·9 | 21·6 | 22·3 |
| 3 | 15/16 | 28·9 | 25·4 | 26·9 |
| 1/4 | 1 1/32 | 33·6 | 30·5 | 30·6 |
| 1/2 | 1 1/8 | 39·6 | 35·0 | 36·0 |
| 3/4 | 1 3/16 | 45·1 | 39·7 | 41·7 |
| 4 | 1 9/32 | 50·9 | 46·0 | 47·8 |
| 1/4 | 1 11/32 | 57·1 | 51·4 | 54·4 |
| 1/2 | 1 7/16 | 65·0 | 57·2 | 59·6 |
| 3/4 | 1 1/2 | 71·9 | 64·7 | 67·0 |
| 5 | 1 19/32 | 79·2 | 71·1 | 74·7 |
| 1/4 | 1 11/16 | 88·5 | 77·9 | 83·0 |
| 1/2 | 1 3/4 | 96·5 | 84·9 | 89·3 |
| 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 1935, No 49
NZLII —
NZ Gazette 1935, No 49
✨ LLM interpretation of page content
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Test Certificate for Short-Link Chain
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🚂 Transport & CommunicationsTest Certificate, Short-Link Chain, B.S. Specification No. 394/1930
🚂 Black-Steel-Wire Ropes Breaking-Loads
🚂 Transport & CommunicationsBlack-Steel-Wire Ropes, Breaking-Loads, Technical Specifications