Grade 43 (High Test) Chain Hook
|
Nominal Chain Size |
Working Load Limit (Max) |
Proof Test (Min) |
Minimum Breaking Force |
||||
|
in |
mm |
lbs |
kg |
lbs |
kN |
lbs |
kN |
|
1/4 |
7.0 |
2,600 |
1,180, |
3,900 |
17.3 |
7,800 |
34.6 |
|
5/16 |
8.0 |
3,900 |
1,770 |
5,850 |
26.0 |
11,700 |
52.0 |
|
3/8 |
10.0 |
5,400 |
2,450 |
8,100 |
36.0 |
16,200 |
72.0 |
|
7/16 |
11.9 |
7,200 |
3,270 |
10,800 |
48.0 |
21,600 |
96.0 |
|
1/2 |
13.0 |
9,200 |
4,170 |
13,800 |
61.3 |
27,600 |
122.6 |
|
5/8 |
16.0 |
13,000 |
5,910 |
19,500 |
86.5 |
39,000 |
173.0 |
|
3/4 |
20.0 |
20,200 |
9,180 |
30,300 |
134.7 |
60,600 |
269.4 |
|
7/8 |
22.0 |
24,500 |
11,140 |
36,750 |
163.3 |
73,500 |
326.6 |
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