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|
外徑D
／mm |
壁厚S
／mm |
理論質(zhì)量
／(kg／m) |
允許偏差／mm | ||||
|
外 徑 |
壁 厚 |
同截面
壁厚差 | |||||
|
普通級(jí) |
較高級(jí) |
普通級(jí) |
較高級(jí) | ||||
|
63.5 |
3.2 |
4.76 |
±0.50 |
±0.30 |
±0.32 |
±0.24 |
≤7.5％ |
|
4.5 |
6.55 |
±0.45 |
±0.34 | ||||
|
76.0 |
3.2 |
5.74 |
±0.50 |
±0.30 |
土0.32 |
±0.24 | |
|
4.5 |
7.93 |
±0.45 |
±0.34 | ||||
|
89.0 |
3.2 |
6.77 |
±0.60 |
±0.40 |
±0.32 |
±0.24 | |
|
4.5 |
9.38 |
±0.45 |
±0.34 | ||||
|
108.0 |
3.2 |
8.27 |
±0.70 |
±0.40 |
士0.32 |
±0.24 | |
|
4.5 |
11.49 |
±0.45 |
±0.34 | ||||
|
133.0 |
4.5 |
14.26 |
±0.80 |
±0.60 |
±0.45 |
±0.34 | |
|
5.0 |
15.78 |
±0.50 |
±0.38 | ||||
|
159.0 |
4.5 |
17.14 |
±0.90 |
±0.60 |
±0.45 |
±0.34 | |
|
5.0 |
18.99 |
±0.50 |
±0.38 | ||||
|
6.0 |
22.64 |
±0.60 |
±0.45 | ||||
|
194.0 |
5.0 |
23.30 |
±1.0 |
±0.80 |
±0.50 |
±0.38 | |
|
6.0 |
27.32 |
±1.0 |
±0.80 |
±0.60 |
±0.45 | ||
|
219.0 |
5.0 |
26.39 |
±1.1 |
±0.80 |
±0.50 |
±0.38 | |
|
6.0 |
31.52 |
±0.60 |
±0.45 | ||||
| ||