寶鋼Q345B無(wú)縫鋼管規(guī)格表
Q345B無(wú)縫鋼管 121×4.5-5-6-7-8-10-12-14-16-20
Q345B無(wú)縫鋼管 127×4.5-5-6-7-8-10-12-14-16-20
Q345B無(wú)縫鋼管 133×4.5-6-8-12-14-16-18-20-25-30
Q345B無(wú)縫鋼管 140×5-6-7-8-9-10-12-14-16-20-22
Q345B無(wú)縫鋼管146×4.5-6-8-12-14-16-18-20-25-30
Q345B無(wú)縫鋼管 152×4.5-6-8-12-14-16-18-20-25-30
Q345B無(wú)縫鋼管159×4.5-6-10-12-14
Q345B無(wú)縫鋼管 159×16-18-20-22-25-30
Q345B無(wú)縫鋼管 168×8-10-12-14-20-25-30-35
Q345B無(wú)縫鋼管 180×8-12-16-25-30
Q345B無(wú)縫鋼管180×32-34-38-40-45-50
Q345B無(wú)縫鋼管 194×6-8-12-16-20-25-30-40-45-50
Q345B無(wú)縫鋼管 203×6-7-10-15-20-25-30
Q345B無(wú)縫鋼管 203×32-36-40-45-50
Q345B無(wú)縫鋼管 219×6-8-12-16-18-20-25
Q345B無(wú)縫鋼管 219×30-40-45-50-55
Q345B無(wú)縫鋼管 219×55-58-60-65-70
Q345B無(wú)縫鋼管 245×8-10-14-17-20-22
Q345B無(wú)縫鋼管 245×25-28-30-34-40
Q345B無(wú)縫鋼管 273×7-9-12-15-18-20-25
Q345B無(wú)縫鋼管 273×30-35-38-40-45-50
| 
