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 |