✨ Technical Standards Tables
Table No. 21.—Black-wire-rope Slings—continued.
TABLE OF SAFE-WORKING LOADS FOR BLACK-WIRE-ROPE SLINGS ON WHICH THE LOAD IS CARRIED ON TWO PARTS OR LEGS OF THE SLING, AND MADE OF ROPE HAVING THE BREAKING-LOAD SPECIFIED IN APPENDIX II—continued
Safe Working-loads for various Distances between Legs.
| Size of Rope. | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Strands and Wires 6/19. | Strands and Wires 6/24. | Strands and Wires 6/37. | Strands and Wires 6/19. | Strands and Wires 6/24. | Strands and Wires 6/37. | ||||||||||||
| Circumference, in Inches. | Diameter, in Inches (approximate). | Working-load, in Tons, &c. | Working-load, in Pounds. | Working-load, in Tons, &c. | Working-load, in Pounds. | Working-load, in Tons, &c. | Working-load, in Pounds. | Working-load, in Tons, &c. | Working-load, in Pounds. | Working-load, in Tons, &c. | Working-load, in Pounds. | Working-load, in Tons, &c. | Working-load, in Pounds. | ||||
| 1 | 5/16 | T. cwt. qr. lb. | 1,269 | T. cwt. qr. lb. | 1,142 | T. cwt. qr. lb. | 1,227 | T. cwt. qr. lb. | 929 | T. cwt. qr. lb. | 836 | T. cwt. qr. lb. | 898 | ||||
| 13/32 | 0 11 1 9 | 1,989 | 0 10 0 22 | 1,904 | 0 10 3 23 | 1,820 | 0 8 1 5 | 1,456 | 0 7 1 24 | 1,394 | 0 8 0 2 | 1,332 | |||||
| 15/32 | 0 17 3 1 | 2,836 | 0 17 0 0 | 2,666 | 0 16 1 0 | 2,709 | 0 13 0 0 | 2,075 | 0 12 1 22 | 1,951 | 0 11 3 16 | 1,982 | |||||
| 9/16 | 1 5 1 8 | 3,852 | 1 3 3 6 | 3,555 | 1 4 0 21 | 3,809 | 0 18 2 3 | 2,819 | 0 17 1 19 | 2,602 | 0 17 2 22 | 2,788 | |||||
| 2 | 5/8 | 1 14 1 16 | 1 11 2 27 | 1 14 0 1 | 1 5 0 19 | 1 3 0 26 | 1 4 3 16 | ||||||||||
| 23/32 | 2 6 3 13 | 5,249 | 2 3 1 24 | 4,868 | 2 4 3 25 | 5,037 | 1 14 1 6 | 3,842 | 1 11 3 7 | 3,563 | 1 12 3 19 | 3,687 | |||||
| 13/16 | 2 18 3 23 | 6,603 | 2 14 0 5 | 6,053 | 2 17 3 8 | 6,476 | 2 3 0 17 | 4,833 | 1 19 2 6 | 4,430 | 2 2 1 8 | 4,740 | |||||
| 7/8 | 3 12 0 21 | 8,085 | 3 5 3 1 | 7,365 | 3 8 1 18 | 7,662 | 2 12 3 9 | 5,917 | 2 8 0 15 | 5,391 | 2 10 0 8 | 5,608 | |||||
| 4 6 2 6 | 9,694 | 4 1 2 15 | 9,143 | 4 4 1 4 | 9,440 | 3 3 1 11 | 7,095 | 2 19 3 0 | 6,692 | 3 1 2 21 | 6,909 | ||||||
| 3 | 15/16 | 5 9 0 25 | 12,233 | 4 16 0 0 | 10,752 | 5 1 2 19 | 11,387 | 3 19 3 22 | 8,954 | 3 10 1 1 | 7,869 | 3 14 1 18 | 8,334 | ||||
| 1 1/32 | 6 6 3 27 | 14,223 | 5 15 1 3 | 12,911 | 5 15 2 17 | 12,953 | 4 12 3 22 | 10,410 | 4 4 1 14 | 9,450 | 4 4 2 17 | 9,481 | |||||
| 1 1/8 | 7 9 2 19 | 16,763 | 6 12 1 4 | 14,816 | 6 16 0 7 | 15,239 | 5 9 2 6 | 12,270 | 4 16 3 8 | 10,844 | 4 19 2 10 | 11,154 | |||||
| 1 3/16 | 8 10 1 23 | 19,091 | 7 10 0 5 | 16,805 | 7 17 2 12 | 17,652 | 6 4 3 1 | 13,973 | 5 9 3 8 | 12,300 | 5 15 1 12 | 12,920 | |||||
| 4 | 1 9/32 | 9 12 1 15 | 21,547 | 8 13 3 12 | 19,472 | 9 0 2 18 | 20,234 | 7 0 3 6 | 15,770 | 6 7 1 0 | 14,252 | 6 12 0 26 | 14,810 | ||||
| 1 11/32 | 10 15 3 7 | 24,171 | 9 14 1 2 | 21,758 | 10 5 2 12 | 23,028 | 7 17 3 24 | 17,692 | 7 2 0 21 | 15,925 | 7 10 1 27 | 16,855 | |||||
| 1 7/16 | 12 5 2 19 | 27,515 | 10 16 0 21 | 24,213 | 11 5 1 1 | 25,229 | 8 19 3 7 | 20,139 | 7 18 0 26 | 17,722 | 8 4 3 14 | 18,466 | |||||
| 1 1/2 | 13 11 3 0 | 30,436 | 12 4 2 4 | 27,388 | 12 13 0 26 | 28,362 | 9 18 3 17 | 22,277 | 8 18 3 26 | 20,046 | 9 5 1 11 | 20,759 | |||||
| 5 | 1 19/32 | 14 19 1 10 | 33,526 | 13 8 2 26 | 30,098 | 14 2 1 10 | 31,622 | 10 19 0 11 | 24,539 | 9 16 2 21 | 22,029 | 10 6 2 16 | 23,144 | ||||
| 1 11/16 | 16 14 1 27 | 37,463 | 14 14 1 20 | 32,976 | 15 13 2 23 | 35,135 | 12 4 3 8 | 27,420 | 10 15 2 0 | 24,136 | 11 9 2 12 | 25,716 | |||||
| 1 3/4 | 18 4 2 26 | 40,850 | 16 0 3 15 | 35,939 | 16 17 2 2 | 37,802 | 13 6 3 23 | 29,899 | 11 14 3 13 | 26,305 | 12 7 0 4 | 27,668 | |||||
| 1 27/32 | 19 16 1 26 | 44,406 | 17 15 1 4 | 39,792 | 18 11 2 4 | 41,612 | 14 10 0 22 | 32,502 | 13 0 0 4 | 29,124 | 13 11 3 21 | 30,457 | |||||
| 6 | 1 29/32 | 21 16 2 5 | 48,893 | 19 4 1 15 | 43,051 | 20 6 2 21 | 45,549 | 15 19 2 2 | 35,786 | 14 1 1 10 | 31,510 | 14 17 2 18 | 33,338 |
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VUW Te Waharoa —
NZ Gazette 1935, No 49
NZLII —
NZ Gazette 1935, No 49
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Safe-working loads for black-wire-rope slings
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