Wire Rope Load Tables




May 19.] THE NEW ZEALAND GAZETTE. 1503

Table No. 15.—Galvanized-wire-rope Purchases.

TABLE OF SAFE-WORKING LOADS FOR A PURCHASE CARRYING THE LOAD ON THREE PARTS (DIAGRAM No. 11).

(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.
Circumference, in Inches. Diameter, (approx.). Working-load, in Tons, &c. Working-load, in Pounds.
1 5/16 1 9 0 0 3,248
3/8 1 15 0 0 3,920
13/32 2 5 0 0 5,040
1⅜ 7/16 2 12 0 0 5,824
15/32 3 4 0 0 7,168
1/2 3 17 0 0 8,624
9/16 4 6 0 0 9,632
1⅞ 19/32 5 1 0 0 11,312
2 5/8 5 17 0 0 13,104
11/16 6 9 0 0 14,448
23/32 7 14 0 0 17,248
2⅜ 3/4 8 7 0 0 18,704
13/16 9 0 0 0 20,160
2⅝ 27/32 9 14 0 0 21,728
7/8 10 17 0 0 24,304
2⅞ 29/32 12 0 0 0 26,880
3 15/16 12 16 0 0 28,672

Table No. 16.—Galvanized-wire-rope Purchases.

TABLE OF SAFE-WORKING LOADS FOR A PURCHASE CARRYING THE LOAD ON FOUR PARTS (DIAGRAM No. 12).

(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.
Circumference, in Inches. Diameter, (approx.). Working-load, in Tons, &c. Working-load, in Pounds.
1 5/16 1 18 2 18 4,330
3/8 2 6 2 18 5,226
13/32 3 0 0 0 6,720
1⅜ 7/16 3 9 1 9 7,765
15/32 4 5 1 9 9,557
1/2 5 2 2 18 11,498
9/16 5 14 2 18 12,842
1⅞ 19/32 6 14 2 18 15,082
2 5/8 7 16 0 0 17,472
11/16 8 12 0 0 19,264
23/32 10 5 1 9 22,997
2⅜ 3/4 11 2 2 18 24,938
13/16 12 0 0 0 26,880
2⅝ 27/32 12 18 2 18 28,970
7/8 14 9 1 9 32,405
2⅞ 29/32 16 0 0 0 35,840
3 15/16 17 1 1 9 38,229


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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