Scaffolding steel pipe OD: 38-48.6mm WT: 2-4mm Standard length: 6mtr ... 3444,GB15831,AS1576, ASTMSteel Grade: Q235B, Q345B, S235JR, S275JROuter Diameter: 38mm, 42mm, 48.3mm-48.6mm Wall Thickness: 2.0mm, 2 ... in our website: www.threewaysteel.comFor more information about steel pipe, please send an email to us: sales11(at)threewaysteel(doc ...