Carbon or alloy steel without safety latch or with safety latch.
Carbon – ultimate load is 5.0 times working load limit.
Alloy hooks – ultimate load is 5.0 times working load limit.

WLL
Metric Tons
A B C D E F G H I J K L M N O P Q
Carbon Alloy
.75 1 4.33 1.47 3.23 2.88 1.00 1.25 .75 .81 .50 .94 .56 5.00 .25 .88 .75 2.00 .75
1 1.5 4.94 1.75 3.67 3.19 1.06 1.38 .84 .94 .56 1.02 .62 5.62 .28 .97 .91 2.24 .91
1.5 2 5.55 2.03 4.09 3.62 1.12 1.50 1.00 1.16 .62 1.02 .75 6.19 .31 1.00 1.13 2.45 1.13
2 3 6.39 2.41 4.69 4.09 1.25 1.63 1.12 1.31 .75 1.22 .84 6.94 .38 1.12 1.25 2.82 1.25
3 4.5 7.89 2.94 5.77 4.94 1.50 2.00 1.44 1.62 1.00 1.50 1.12 8.47 .44 1.06 1.56 3.51 1.56
5 7 10.09 3.81 7.38 6.50 1.88 2.50 1.81 2.06 1.25 1.88 1.38 10.31 .56 1.50 2.00 4.52 2.00
7.5 11 12.44 4.69 9.06 7.56 2.25 3.00 2.25 2.62 1.50 2.28 1.62 12.38 .69 1.75 2.44 5.32 2.44
10 15 13.94 5.38 10.08 8.69 2.50 3.25 2.59 2.94 1.62 2.50 1.94 13.50 .78 1.91 2.84 6.00 2.84
15 22 17.08 6.63 12.52 11.00 3.38 4.25 3.00 3.50 2.00 3.41 2.38 16.44 1.00 2.75 3.50 6.90 3.50
20 30 19.47 7.00 14.06 13.62 4.00 5.00 3.66 4.62 2.38 4.00 3.00 23.09 1.09 3.25 3.50 8.78 3.50
20 30 7.00 13.62 4.00 5.00 3.66 4.62 2.38 3.00 31.09 1.09 3.25
25 37 24.75 18.31 14.06 4.25 5.38 4.56 5.00 3.25 4.25 3.75 31.25 1.44 3.00 4.50 11.38 4.50
25 37 8.50 14.06 4.25 5.38 4.56 5.00 3.25 3.75 40.25 1.44 3.00
30 45 27.31 20.25 15.44 4.75 6.00 5.06 5.50 3.50 4.75 3.72 33.06 1.56 3.38 4.94 12.63 4.94
30 45 9.25 15.44 4.75 6.00 5.06 5.50 3.50 3.72 42.06 1.56 3.38
40 60 32.25 23.81 18.50 5.75 7.00 6.00 6.50 4.12 5.75 4.62 36.00 1.75 4.12 5.69 14.81 5.69
40 60 10.75 18.50 5.75 7.00 6.00 6.50 4.12 4.62 39.50 1.75
40 60 18.50 5.75 7.00 6.00 6.50 4.12 4.62 47.50 1.75 4.12
50 75 20.62 6.50 7.75 6.69 7.25 4.50 5.00 41.06 1.94 5.38
50 75 20.62 6.50 7.75 6.69 7.25 4.50 5.00 49.06 1.94 5.38
100 23.13 5.88 6.81 8.62 9.88 5.50 5.50 42.12 3.00 4.50
100 23.13 5.88 6.81 8.62 9.88 5.50 5.50 48.12 3.00 4.50
150 24.38 6.00 6.75 9.12 10.88 6.00 6.00 45.63 3.25 4.50
200 26.69 6.50 7.50 10.00 11.81 7.00 7.00 50.50 3.50 5.00
300 30.12 8.00 9.50 10.94 12.94 7.25 7.25 54.69 4.25 6.25
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