寧波鋼材市場(chǎng)低壓流體輸送用大直徑電焊鋼管(GB/T14980-1994)價(jià)格
公稱外徑D |
壁厚S/mm | ||||||||||
4.0 |
4.5 |
5.0 |
5.5 |
6.0 |
7.0 |
8.0 |
10.0 |
11.0 |
12.0 | ||
(in) |
|
理論質(zhì)量/(kg/m) | |||||||||
(6 5/8) |
168.3 |
16.21 |
18.18 |
20.13 |
22.08 |
24.01 |
|
|
|
|
|
(7) |
177.8 |
17.14 |
19.23 |
21.30 |
23.37 |
25.42 |
|
|
|
|
|
(7 5/8) |
193.7 |
18.71 |
20.10 |
23.27 |
25.52 |
27.80 |
|
|
|