帶式輸送機托輥用電焊鋼管(GB/T13792-1992)
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 |
較高級 |
普通級 |
較高級 |
63.5 |
3.2 |
4.76 |
±0.50 |
±0.30 |
±0.32 |
±O.24 |
≤7.5% |
4.5 |
6.55 |
±O.45 |
±O.34 |
76.0 |
3.2 |
5.74 |
±0.50 |
±0.30 |
土O.32 |
±O.24 |
4.5 |
7.93 |
±O.45 |
±O.34 |
89.O |
3.2 |
6.77 |
±0.60 |
±0.40 |
±O.32 |
±O.24 |
4.5 |
9.38 |
±0.45 |
±0.34 |
108.O |
3.2 |
8.27 |
±O.70 |
±O.40 |
士O.32 |
±O.24 |
4.5 |
11.49 |
±O.45 |
±O.34 |
133.0 |
4.5 |
14.26 |
±O.80 |
±O.60 |
±O.45 |
±O.34 |
5.0 |
15.78 |
±O.50 |
士O.38 |
159.O |
4.5 |
17.14 |
±0.90 |
±0.60 |
±O.45 |
±0.34 |
5.O |
18.99 |
±0.50 |
±0.38 |
6.0 |
22.64 |
±O.60 |
±O.45 |
194.0 |
5.O |
23.30 |
士1.O |
±O.80 |
±0.50 |
土O.38 |
6.O |
27.32 |
±1.0 |
±0.80 |
±O.60 |
±O.45 |
219.O |
5.0 |
26.39 |
士1.1 |
±0.80 |
±0.50 |
±0.38 |
6.0 |
31.52 |
±0.60 |
±0.45 |
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