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| 棒材-->>双直孔管材 |
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单位：mm |
| 直径D |
孔 径 d. |
孔间距 |
长度L |
| 6.0 |
1.00 |
2.0 |
310 |
| 7.0 |
3.5 |
| 8.0 |
4.0 |
| 9.0 |
1.50 |
| 10.0 |
5.0 |
| 11.0 |
| 12.0 |
1.80 |
6.0 |
| 13.0 |
| 14.0 |
7.0 |
250 |
| 15.0 |
2.00 |
| 16.0 |
8.0 |
| 17.0 |
| 18.0 |
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| 直径D |
孔 径 d. |
孔间距 |
长度L |
| 19.0 |
2.00 |
9.0 |
250 |
| 20.0 |
2.50 |
10.0 |
| 21.0 |
| 22.0 |
11.0 |
| 23.0 |
| 24.0 |
3.00 |
12.0 |
| 25.0 |
| 26.0 |
13.0 |
| 28.0 |
14.0 |
| 30.0 |
| 32.0 |
| 34.0 |
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| 尺寸与公差mm |
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直径 D 公差 |
孔间距公差 |
孔径 d 公差 |
长度L 公差 |
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D<10.0 |
+0.90 |
D<5.0 |
+0.00 |
d<1.5 |
±0.25 |
L<200 |
+0.50 |
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-0.40 |
-0.50 |
-0.0 |
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10.0≤D<20.0 |
+1.00 |
5.0≤D<10.0 |
+0.00 |
1.5≤d<2.5 |
±0.30 |
200≤L |
+6.0 |
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+0.50 |
-0.70 |
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20.0≤D<35.0 |
+1.10 |
10.0≤D<18.0 |
+0.00 |
2.5≤d<4.5 |
±0.35 |
0.0 |
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+0.40 |
-0.90 |
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