Specifications
Standard: GB/T20947-2009
Safety ratio: 4:1
Material: 304, 316L
Application range : Fine tolerance hoist chain
Surface treatment: polished
Diameter (mm) |
Pitch (mm) |
Width (mm) |
W.L.L |
Weight |
Test Load |
Min BF |
|||
d |
tolerance |
p |
tolerance |
min a |
max b |
||||
3 |
±0.2 |
9 |
+0.18 |
3.6 |
10.2 |
0.25 |
0.2 |
0.5 |
1.00 |
4 |
±0.2 |
12 |
+0.25 |
4.8 |
13.6 |
0.44 |
0.35 |
0.88 |
1.76 |
5 |
±0.2 |
15 |
+0.3 |
6 |
17 |
0.7 |
0.55 |
1.4 |
2.80 |
6 |
±0.2 |
18 |
+0.4 |
7.2 |
20.4 |
0.8 |
0.78 |
1.6 |
3.20 |
6.3 |
±0.2 |
19 |
+0.4 |
7.2 |
20.4 |
0.9 |
0.85 |
1.8 |
3.60 |
7.1 |
±0.3 |
21 |
+0.4 |
8.4 |
23.8 |
1.2 |
1.1 |
2.4 |
4.80 |
8 |
±0.3 |
24 |
+0.5 |
9.6 |
27.2 |
1.6 |
1.4 |
3.2 |
6.40 |
9 |
±0.4 |
27 |
+0.5 |
10.8 |
30.6 |
1.8 |
1.8 |
3.6 |
7.20 |
10 |
±0.4 |
30 |
+0.6 |
12 |
34 |
2 |
2.2 |
4 |
8.00 |
11.2 |
±0.4 |
34 |
+0.7 |
13.2 |
37.4 |
2.2 |
2.6 |
4.4 |
8.80 |
12.5 |
±0.5 |
38 |
+0.8 |
14.4 |
40.8 |
3.1 |
3.4 |
6.2 |
12.40 |
13 |
±0.5 |
39 |
+0.8 |
15.6 |
44.2 |
3.3 |
3.8 |
6.6 |
13.20 |
14 |
±0.6 |
42 |
+0.8 |
16.8 |
47.6 |
3.8 |
4.4 |
7.6 |
15.20 |
16 |
±0.6 |
48 |
+0.9 |
19.2 |
54.4 |
5 |
5.7 |
10 |
20.00 |
Attention
1. The overloading is not allowed.
2. Knoting or twisting are all forbidden.
3. loading using the top of the lifting hook is not allowed.
4. Working temperature: -40℃~+200℃.
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