Wire Rope Load Tables




1504
THE NEW ZEALAND GAZETTE.
[No. 30

Table No. 17.—Galvanized-wire-rope Purchases.
TABLE OF SAFE-WORKING LOADS FOR A PURCHASE CARRYING THE LOAD
ON FIVE PARTS (DIAGRAM NO. 13).
(Ropes are to be equal to the breaking-loads specified in Appendix III.)

Size of Rope. Strands and Wires 6/19. Strands and Wires 6/24. Strands and Wires 6/37.
Circum-ference, in Inches. Diameter, in Inches (approx.). Working-load in Tons, &c. Working-load, in Pounds.
1 5/16 T. cwt. qr. lb. 5,413
3/8 2 8 1 9 6,533
13/32 2 18 1 9 8,400
1⅝ 7/16 3 15 0 0 9,706
15/32 4 6 2 18 11,946
1⅞ 1/2 5 6 2 18 14,373
2 9/16 6 8 1 9 16,053
19/32 7 3 1 9 18,853
5/8 8 8 1 9 21,840
2⅝ 11/16 9 15 0 0 24,080
23/32 10 15 0 0 28,746
2⅞ 3/4 12 16 2 18 31,173
3 13/16 13 18 1 9 33,600
27/32 15 0 0 0 36,213
7/8 16 3 1 9 40,506
3⅝ 29/32 18 1 2 18 44,800
15/16 20 0 0 0 47,786

Table No. 18.—Galvanized-wire-rope Purchases.
TABLE OF SAFE-WORKING LOADS FOR A PURCHASE CARRYING THE LOAD
ON SIX PARTS (DIAGRAM NO. 14).
(Ropes are to be equal to the breaking-loads specified in Appendix III.)

Size of Rope. Strands and Wires 6/19. Strands and Wires 6/24. Strands and Wires 6/37.
Circum-ference, in Inches. Diameter, in Inches (approx.). Working-load, in Tons, &c. Working-load, in Pounds.
1 5/16 T. cwt. qr. lb. 6,496
3/8 2 18 0 0 7,840
13/32 3 10 0 0 10,080
1⅝ 7/16 4 10 0 0 11,648
15/32 5 4 0 0 14,336
1⅞ 1/2 6 8 0 0 17,248
2 9/16 7 14 0 0 19,264
19/32 8 12 0 0 22,624
5/8 10 2 0 0 26,208
2⅝ 11/16 11 14 0 0 28,896
23/32 12 18 0 0 34,496
2⅞ 3/4 15 8 0 0 37,408
3 13/16 16 14 0 0 40,320
27/32 18 0 0 0 43,456
7/8 19 8 0 0 48,608
3⅝ 29/32 21 14 0 0 53,760
15/16 24 0 0 0 57,344


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🏗️ Safe-working loads for galvanized-wire-rope purchases (continued from previous page)

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Wire rope, Safe working loads, Purchases, Galvanized wire rope, Construction specifications, Load tables