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The double-coil screw pin (double-coil elastic cylindrical pin)
developed and manufactured by our company with particular advanced
technology is another new type of fastener. Its various technical
performances indexes have coincided with ISO Standard and was awarded
the "2001 excellent prize of general purpose components
and fasteners industry of China Machinery Ministry". This product
has high shearing r esistance (strength) and is widely used as a substitute
for conventional elastic cylindrical pin in various industry, especially
suitable for automotive industry and fow production line. |
| Parameter table of double-coil elastic cylindrical pin |
| GB/T879.5-2000 light duty |
mm |
| Diameter(D) |
Nominal |
1.5 |
2 |
2.5 |
3 |
3.5 |
4 |
5 |
6 |
8 |
| Before mounting |
max |
1.75 |
2.28 |
2.82 |
3.35 |
3.87 |
4.45 |
5.5 |
6.55 |
8.65 |
| min |
1.62 |
2.13 |
2.65 |
3.15 |
3.67 |
4.20 |
5.2 |
6.25 |
8.30 |
| Thickness of strip steel s |
0.08 |
0.11 |
0.14 |
0.17 |
0.19 |
0.22 |
0.28 |
0.33 |
0.45 |
|
| GB/T879.4-2000 standard duty |
mm |
| Diameter(D) |
Nominal |
1.5 |
2 |
2.5 |
3 |
3.5 |
4 |
5 |
6 |
8 |
10 |
12 |
14 |
16 |
20 |
| Before
mounting |
max |
1.73 |
2.25 |
2.78 |
3.30 |
3.84 |
4.4 |
5.50 |
6.50 |
8.63 |
10.80 |
12.85 |
14.95 |
17.00 |
21.1 |
| min |
1.62 |
2.13 |
2.65 |
3.15 |
3.67 |
4.2 |
5.25 |
6.25 |
8.30 |
10.35 |
12.40 |
14.45 |
16.45 |
20.4 |
| Thickness of
strip steel s |
0.13 |
0.17 |
0.21 |
0.25 |
0.29 |
0.33 |
0.42 |
0.5 |
0.67 |
0.84 |
1 |
1.2 |
1.3 |
1.7 |
|
| GB/T879.3-2000 heavy duty |
mm |
| Diameter(D) |
Nominal |
1.5 |
2 |
2.5 |
3 |
3.5 |
4 |
5 |
6 |
8 |
10 |
12 |
14 |
16 |
20 |
| Before mounting |
max |
1.71 |
2.21 |
2.73 |
3.25 |
3.79 |
4.30 |
5.35 |
6.40 |
8.55 |
10.65 |
12.75 |
14.85 |
16.9 |
21.0 |
| min |
1.61 |
2.11 |
2.62 |
3.12 |
3.64 |
4.15 |
5.15 |
6.18 |
8.25 |
10.30 |
12.35 |
14.40 |
16.4 |
20.4 |
| Thickness of strip steel s |
0.17 |
0.22 |
0.28 |
0.33 |
0.39 |
0.45 |
0.56 |
0.67 |
0.9 |
1.1 |
1.3 |
1.6 |
1.8 |
2.2 |
|
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