无缝钢管壁厚选择
|
无缝钢管压力及壁厚表mm |
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|
材质 |
20# 12CrMode 15CrMo 12CrMoV |
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|
压力PN（MPa） |
≤1.6 |
2.5 |
4 |
|
|
公称DN |
80 |
4 |
4 |
4 |
|
100 |
4 |
4 |
4.5 |
|
|
125 |
4 |
4 |
5 |
|
|
150 |
4.5 |
4.5 |
5.5 |
|
|
200 |
5 |
5 |
7 |
|
|
250 |
6 |
6 |
8 |
|
|
300 |
7 |
7 |
9 |
|
|
350 |
7 |
7 |
10 |
|
|
400 |
8 |
8 |
11 |
|
|
450 |
8 |
8 |
12 |
|
|
500 |
8 |
9 |
13 |
|
|
600 |
9 |
10 |
15 |
|
焊接碳钢管壁厚的选择
无缝钢管米重
螺旋焊接钢管米重
|
螺旋焊接钢管米重 |
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|
规格 |
壁厚mm |
米重kg |
|
219 |
6 |
32.02 |
|
7 |
37.1 |
|
|
8 |
42.13 |
|
|
273 |
6 |
40.01 |
|
7 |
46.42 |
|
|
8 |
52.78 |
|
|
325 |
6 |
47.7 |
|
7 |
55.4 |
|
|
8 |
63.04 |
|
|
377 |
6 |
55.4 |
|
7 |
64.37 |
|
|
8 |
73.3 |
|
|
9 |
82.18 |
|
|
10 |
91.01 |
|
|
426 |
6 |
62.25 |
|
7 |
72.83 |
|
|
8 |
82.97 |
|
|
9 |
93.05 |
|
|
10 |
103.1 |
|
|
478 |
6 |
70.34 |
|
7 |
81.81 |
|
|
8 |
93.23 |
|
|
9 |
104.6 |
|
|
10 |
115.9 |
|
|
529 |
6 |
77.89 |
|
7 |
90.61 |
|
|
8 |
103.3 |
|
|
9 |
115.9 |
|
|
10 |
128.5 |
|
|
630 |
6 |
92.83 |
|
7 |
108.1 |
|
|
8 |
123.2 |
|
|
9 |
138.3 |
|
|
10 |
153.4 |
|
|
720 |
6 |
106.2 |
|
7 |
123.6 |
|
|
8 |
141 |
|
|
9 |
158.3 |
|
|
10 |
175.6 |
|
|
12 |
210 |
|
|
820 |
7 |
140.9 |
|
8 |
160.7 |
|
|
9 |
180.5 |
|
|
10 |
200.3 |
|
|
11 |
220 |
|
|
12 |
239.6 |
|
|
920 |
8 |
180.4 |
|
9 |
202.7 |
|
|
10 |
224.9 |
|
|
11 |
247.2 |
|
|
12 |
269.2 |
|
|
1020 |
8 |
200.16 |
|
9 |
224.89 |
|
|
10 |
249.58 |
|
|
11 |
274.22 |
|
|
12 |
298.81 |
|
|
1020 |
8 |
239.62 |
|
10 |
298.9 |
|
|
11 |
328.47 |
|
|
12 |
357.99 |
|
|
13 |
387.46 |
|
镀锌管米重
