Safe-Working Loads Tables




2702

THE NEW ZEALAND GAZETTE.

[No. 61

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 2 8 1 9 5,413
1⅛ 3/8 2 18 1 9 6,533
13/32 3 15 0 0 8,400
1⅜ 7/16 4 6 2 18 9,706
15/32 5 6 2 18 11,946
1⅝ 1/2 6 8 1 9 14,373
9/16 7 3 1 9 16,053
1⅞ 19/32 8 8 1 9 18,853
2 5/8 9 15 0 0 21,840
2⅛ 11/16 10 15 0 0 24,080
23/32 12 16 2 18 28,746
2⅜ 3/4 13 18 1 9 31,173
13/16 15 0 0 0 33,600
2⅝ 27/32 16 3 1 9 36,213
7/8 18 1 2 18 40,506
2⅞ 29/32. 20 0 0 0 44,800
3 15/16 21 6 2 18 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 2 18 0 0 6,496
1⅛ 3/8 3 10 0 0 7,840
13/32 4 10 0 0 10,080
1⅜ 7/16 5 4 0 0 11,648
15/32 6 8 0 0 14,336
1⅝ 1/2 7 14 0 0 17,248
9/16 8 12 0 0 19,264
1⅞ 19/32 10 2 0 0 22,624
2 5/8 11 14 0 0 26,208
2⅛ 11/16 12 18 0 0 28,896
23/32 15 8 0 0 34,496
2⅜ 3/4 16 14 0 0 37,408
13/16 18 0 0 0 40,320
2⅝ 27/32 19 8 0 0 43,456
7/8 21 14 0 0 48,608
2⅞ 29/32 24 0 0 0 53,760
3 15/16 25 12 0 0 57,344


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🚂 Table of Safe-Working Loads for Galvanized-Wire-Rope Purchases (Five Parts) (continued from previous page)

🚂 Transport & Communications
Safe-Working Loads, Galvanized-Wire-Rope Purchases, Marine Department, Five Parts

🚂 Table of Safe-Working Loads for Galvanized-Wire-Rope Purchases (Six Parts)

🚂 Transport & Communications
Safe-Working Loads, Galvanized-Wire-Rope Purchases, Marine Department, Six Parts