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● 執行標準: 鋼制對焊管件GB/T12459-2005 鋼板制對焊管件GB/T13401-2005 鋼制彎管SY/T5257-2004
|
公稱直徑 (mm) |
鋼管外徑*壁厚 (mm) |
外護管外徑*壁厚 (mm) |
保溫層壁厚 (mm) |
管重量 (kg/m) |
|
20 |
26.9*2.8 |
90*2.2 |
29.4 |
1.7 |
|
25 |
33.7*3.2 |
90*2.2 |
26.0 |
2.4 |
|
32 |
42.4*3.5 |
110*2.2 |
31.6 |
3.4 |
|
40 |
48.3*3.5 |
110*2.2 |
28.7 |
3.9 |
|
50 |
60.0*3.5 |
140*3.0 |
37.0 |
4.9 |
|
70 |
76.0*4.0 |
140*3.0 |
29.0 |
7.1 |
|
80 |
89.0*4.0 |
160*3.0 |
32.5 |
8.4 |
|
100 |
108.0*4.5 |
200*3.2 |
42.8 |
11.5 |