Q345B无缝钢管,Q345B无缝管,Q345B钢管-天津宝岭钢管贸易有限公司


Q345B无缝钢管规格

板材规格尺寸

材 质厚度宽度长度备 注

Q345B8200010000四切保性能

Q345B10220010500四切保性能

Q345B20235012000

Q345B30250012500

Q345B40252011640四切保性能

Q345B50260011600四切保性能

Q345B60230011100四切保性能

Q345B7021209050四切保性能

Q345B80254012200四切保性能

Q345B90220010200四切保性能

Q345B100255010300四切保性能

Q345B12023609200四切保性能

Q345B15025806700四切保性能

Q345B18023609350四切保性能

Q345B20023807910四切保性能

Q345B22023607390四切保性能

Q345B24023807250四切保性能

Q345B26023706500四切保性能

Q345B28022606480四切保性能

Q345B32019506000四切保性能

二.化学成份

牌号CSiMnPSVNbAlTi

Q345A0.20≤0.55≤1.70≤0.045≤0.0450.02-0.150.015-0.060-0.02-0.20

Q345B≤0.20≤0.55≤1.70≤0.0400.0400.02-0.150.015-0.060-0.02-0.20

Q345C≤0.20≤0.55≤1.70≤0.035≤0.0350.02-0.150.015-0.060≥0.0150.02-0.20

Q345D0.18≤0.55≤1.80≤0.030≤0.0300.02-0.150.015-0.060≥0.0150.02-0.20

Q345E≤0.18≤0.55≤1.80≤0.025≤0.0250.02-0.150.015-0.060≥0.0150.02-0.20


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