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Nominal Strengths of Wire Rope Spin Resistant Types

8 x 19 Classification/Bright (Uncoated), or Drawn Galvanized, IWRC
Nominal Diameter Nominal Strength* Approximate Mass
Extra Improved Plow Steel
Inches MM LB/FT KG/M TONS
METRIC TONS
1/2 13.0 0.47 0.70 11.6 10.5
9/16 14.5 0.60 0.89 14.7 13.3
5/8 16.0 0.73 1.09 18.1 16.4
3/4 19.0 1.06 1.58 25.9 23.5
7/8 22.0 1.44 2.14 35.0 31.8
1 26.0 1.88 2.80 45.5 41.3
1-1/8 29.0 2.39 3.56 57.3 51.7
1-1/4 32 2.94 4.37 70.5 64.0
1-3/8 35 3.56 5.30 84.9 77.0
1-1/2 38 4.24 6.31 100.0 90.7


19 x 7Classification/Bright (Uncoated), or Drawn Galvanized Wire
Nominal Diameter Nominal Strength* Approximate Mass
Improved Plow Steel
Extra Improved Plow Steel
Inches MM TONS METRIC TONS TONS
METRIC TONS
LB/FT KG/M
1/2 13.0 9.85 8.94 10.8 9.8 0.45 0.67
9/16 14.5 12.40 11.20 13.6 12.3 0.58 0.86
5/8 16.0 15.30 18.90 16.80 15.2 0.71 1.06
3/4 19.0 21.80 19.80 24.0 21.8 1.02 1.52
7/8 22.00 29.50 26.80 32.50 29.50 1.39 2.07
1 26.0 38.30 34.70 42.2 38.3 1.82 2.71
1-1/8 29.0 48.20 43.70 53.1 48.2 2.30 3.42
1-1/4 32.0 59.20 53.70 65.1 59.1 2.84 4.23
1-3/8 35.0 71.30 64.70 78.4 71.1 3.43 5.10
1-1/2 38.0 84.40 76.60 92.80 84.20 4.08 6.07
* To convert to Kilonewtons (kN), multiply tons (nominal breaking strength)
by 8.896; 1 lb = 4.448 newtons (N). For Regular Galvanized Strengths, Deduct 10%.
 
 
 
 
 
 
 
 
   
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