方管材質(zhì)(Q345)執(zhí)行標(biāo)準(zhǔn) GB/T6278-2002
矩形管材質(zhì)(Q345B)執(zhí)行標(biāo)準(zhǔn) GB/T6278-2002
方矩管規(guī)格
方矩管 |
壁厚 |
方矩管 |
壁厚 |
70x50 |
1.2-4.0 |
280x280 |
6.0-15.0 |
80x80 |
1.7-8.0 |
300x300 |
6.0-15.0 |
100x100 |
1.7-5.0 |
350x350 |
6.0-15.0 |
125x125 |
3.0-10.0 |
380x380 |
6.0-15.0 |
120x120 |
2.0-10.0 |
400x200 |
6.0-12.0 |
150x100 |
2.5-10.0 |
400x300 |
6.0-14.0 |