結(jié)構(gòu)用不銹鋼無(wú)縫鋼管（GB／T14975—1994）生產(chǎn)尺寸規(guī)格
結(jié)構(gòu)用不銹鋼無(wú)縫鋼管（GB／T14975—1994）
(1)尺寸規(guī)格
結(jié)構(gòu)用不銹鋼熱軋(擠、擴(kuò))無(wú)縫鋼管的尺寸規(guī)格(mm)
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外徑 |
壁厚 |
|
4.5 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
15 |
16 |
17 |
18 |
19 |
20 |
22 |
24 |
25 |
26 |
28 |
|
68 |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
70 |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
73 |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
76 |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
80 |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
83 |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
89 |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
95 |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
|
|
|
|
|
|
|
|
|
|
|
|
102 |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
|
|
|
|
|
|
|
|
|
|
|
|
108 |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
|
|
|
|
|
|
|
|
|
|
|
|
114 |
|
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
|
|
|
|
|
|
|
|
|
|
|
|
121 |
|
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
|
|
|
|
|
|
|
|
|
|
|
|
127 |
|
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
|
|
|
|
|
|
|
|
|
|
|
|
133 |
|
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
|
|
|
|
|
|
|
|
|
|
|
|
140 |
|
|
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
|
|
|
|
|
|
|
|
|
|
146 |
|
|
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
|
|
|
|
|
|
|
|
|
|
152 |
|
|
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
|
|
|
|
|
|
|
|
|
|
159 |
|
|
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
|
|
|
|
|
|
|
|
|
|
168 |
|
|
|
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
|
|
|
|
|
|
|
|
180 |
|
|
|
|
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
|
|
|
|
|
|
|
|
194 |
|
|
|
|
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
|
|
|
|
|
|
|
|
219 |
|
|
|
|
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
|
245 |
|
|
|
|
|
|
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
|
237 |
|
|
|
|
|
|
|
|
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
|
325 |
|
|
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|
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|
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
|
|
351 |
|
|
|
|
|
|
|
|
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
|
|
377 |
|
|
|
|
|
|
|
|
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
|
|
|
|
426 |
|
|
|
|
|
|
|
|
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
◎ |
|
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