公稱口徑 | 普通鋼管 | 加厚鋼管 | |||
(mm) | (in) | 壁厚(mm) | 理論重量(Kg/m) | 壁厚(mm) | 理論重量(Kg/m) |
6 | 1./8 | 2 | 0.39 | 2.5 | 0.46 |
8 | 1/4 | 2.25 | 0.62 | 2.75 | 0.73 |
10 | 3/8 | 2.25 | 0.32 | 2.75 | 0.97 |
15 | 1/2 | 2.75 | 1.26 | 3.25 | 1.45 |
20 | 3/4 | 2.75 | 1.63 | 3.5 | 2.01 |
25 | 1 | 3.25 | 2.42 | 4 | 2.91 |
32 | 11/4 | 3.25 | 3.13 | 4 | 3.78 |
40 | 11/2 | 3.5 | 3.84 | 4.25 | 4.58 |
50 | 2 | 3.5 | 4.88 | 4.5 | 6.16 |
65 | 21/2 | 3.75 | 6.64 | 4.5 | 7.88 |
80 | 3 | 4 | 8.34 | 4.75 | 9.81 |
100 | 4 | 4 | 10.85 | 5 | 13.44 |
125 | 5 | 4.5 | 15.04 | 5.5 | 18.24 |
150 | 6 | 4.5 | 17.81 | 5.5 | 21.63 |