不銹鋼無縫管公稱壁厚壓力對照表 mm
鋼管材料 |
PN
MPa |
DN |
10 |
15 |
20 |
25 |
32 |
40 |
50 |
65 |
80 |
100 |
125 |
150 |
200 |
250 |
300 |
350 |
400 |
450 |
500 |
600 |
1Cr18Ni9Ti
|
≤1.0 |
2 |
2 |
2 |
2.5 |
2.5 |
2.5 |
2.5 |
2.5 |
2.5 |
3 |
3 |
3.5 |
3.5 |
3.5 |
4 |
4 |
4.5 |
|
|
|
1.6 |
2 |
2.5 |
2.5 |
2.5 |
2.5 |
2.5 |
3 |
3 |
3 |
3 |
3 |
3.5 |
3.5 |
4 |
4.5 |
5 |
5 |
|
|
|
2.5 |
2 |
2.5 |
2.5 |
2.5 |
2.5 |
2.5 |
3 |
3 |
3 |
3.5 |
3.5 |
4 |
4.5 |
5 |
6 |
6 |
7 |
|
|
|
4.0 |
2 |
2.5 |
2.5 |
2.5 |
2.5 |
2.5 |
3 |
3 |
3.5 |
4 |
4.5 |
5 |
6 |
7 |
8 |
9 |
10 |
|
|
|
6.4 |
2.5 |
2.5 |
2.5 |
3 |
3 |
3 |
3.5 |
4 |
4.5 |
5 |
6 |
7 |
8 |
10 |
11 |
13 |
14 |
|
|
|
4.0T |
3 |
3.5 |
3.5 |
4 |
4 |
4 |
4.5 |
|
|
|
|
|
|
|
|
|
|
|
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