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|
外 徑 |
高精度D1 |
較（jiào）高精度（dù）D2 |
普（pǔ）通精（jīng）度D3 |
|
5～20 |
±O．10 |
±O．20 |
±O．30 |
|
21～30 |
±O．10 |
±O．25 |
±0.50 |
|
31～40 |
±O．15 |
±O．30 |
±O．50 |
|
4l～50 |
±O．20 |
士0.35 |
±0.50 |
|
51～323.9 |
±O．5％ |
±0.8％ |
±1.0％ |
|
>323.9 |
士（shì）O．7％ |
±0.8％ |
士1．O％ |
|
壁厚 |
高精度S1 |
較高精度S2 |
普通精度S3 |
|
O．06 |
+0.03
-O．05 |
±O．06 |
±O．10 |
|
0.60 |
+0.04
-0.07 |
±O．07 | |
|
0.80 |
±0.08 | ||
|
1．O |
+O．05
-0.09 |
±0.09 |
±10％ |
|
1.2 |
±0.11 | ||
|
1.4 |
+O．06
-0.1l |
±0.12 | |
|
1.5 |
±O．13 | ||
|
1.6 |
+O．07
-O．13 |
±O．14 | |
|
1.8 | |||
|
2.0 |
±0.15 | ||
|
2.2 |
±0.16 | ||
|
2.5 |
+O．08
-0.16 |
±O．17 | |
|
2.8 |
±O．18 | ||
|
3.0 | |||
|
3.2 |
+O．10
-O．20 |
±O．20 | |
|
3.5 | |||
|
3.8 |
±O．22 | ||
|
4.0 | |||
|
4.2～5.5 |
|
±8％ | |
|
>5.5 |
|
±10％ |
±15％ |
| ||