20號無縫鋼管抗拉強(qiáng)度值|鋼管國家標(biāo)準(zhǔn)有多少|(zhì)福州市45號無縫鋼管生產(chǎn)廠家規(guī)格表
168*17 |
245*8-12-14-16-25-30-40-44 |
273*30 |
299*31-32 |
325*40 |
351*30 |
377*30 |
168*17 |
245*44 |
245*8 |
273*30 |
245*12 |
299*31 |
245*14 |
299*32 |
245*16 |
325*40 |
245*25 |
351*30 |
245*30 |
377*30 |
245*40 |
|
20# |
194*20 |
325*38 |
402*20 |
45# |
168*17 |
Q345B |
168*14 |
|
219*18 |
325*40 |
402*22 |
|
245*8 |
Q345B |
402*11 |
|
245*12 |
351*25 |
402*24 |
|
245*12 |
Q345C |
194*8 |
|
245*14 |
351*26 |
402*26 |
|
245*14 |
Q345C |
402*13 |
|
245*30 |
351*30 |
402*37 |
|
245*16 |
Q345D |
325*11 |
|
245*38 |
351*32 |
402*38 |
|
245*25 |
|
|
|
245*42 |
351*35 |
402*40 |
|
245*30 |
|
|
|
245*45 |
351*42 |
402*42 |
|
245*40 |
|
|
|
273*14 |
377*24 |
406*30 |
|
245*44 |
|
|
|
273*16 |
377*26 |
406*32 |
|
273*30 |
|
|
|
299*28 |
377*30 |
406*38 |
|
299*31 |
|
|
|
299*38 |
377*32 |
406*40 |
|
299*32 |
|
|
|
299*40 |
377*36 |
426*38 |
|
325*40 |
|
|
|
325*14 |
377*38 |
426*40 |
|
351*30 |
|
|
|
325*16 |
377*40 |
426*42 |
|
377*30 |
|
|
|
325*18 |
377*42 |
426*45 |
|
|
|
|
|
325*36 |
402*18 |
|
|
|
|
|