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to Chain
Shorteners Main Page |
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Allows adjustment of chain reach.
Same strength as standard chain slings, only more economical.
US Patent #4,241,575
Canadian Patent #1,086,510
British Patent #2,029,370 |
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WLL Based on Design Factor 4:1
Chain Size inch |
Sinlge Branch Sling
90° Loading |
Double
Sling |
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| 60° |
45° |
30° |
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| 9/32 |
3,500 |
6,100 |
4,900 |
3,500 |
| 3/8 |
7,100 |
12,300 |
10,000 |
7,100 |
| 1/2 |
12,000 |
20,800 |
17,000 |
12,000 |
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| 5/8 |
18,100 |
31,300 |
25,600 |
18,100 |
| 3/4 |
28,300 |
49,000 |
40,000 |
28,300 |
| 7/8 |
34,200 |
59,200 |
48,400 |
34,200 |
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| 1 |
47,700 |
82,600 |
67,400 |
47,700 |
| 1-1/4 |
72,300 |
125,200 |
102,200 |
72,300 |
| 1-1/2 |
80,000 |
138,600 |
113,100 |
80,000 |
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WLL Based on Design Factor 4:1
Chain Size inch |
Triple
and Quadruple Sling |
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| 60° |
45° |
30° |
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| 9/32 |
9,100 |
7,400 |
5,200 |
| 3/8 |
18,400 |
15,100 |
10,600 |
| 1/2 |
31,200 |
25,500 |
18,000 |
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| 5/8 |
47,000 |
38,400 |
27,100 |
| 3/4 |
73,500 |
60,000 |
40,000 |
| 7/8 |
88,900 |
72,500 |
51,300 |
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| 1 |
123,900 |
101,200 |
71,500 |
| 1-1/4 |
187,800 |
153,400 |
108,400 |
| 1-1/2 |
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