seamless pipe 1.O.D 21.3MM-956MM 2.Thickness:2.11mm-18mm 3.Standard: A106/A53/API5L seamless pipe Product Nameseamless steel PIPE/Sprial welded pipe /SSAW PIPE SizeOD: 21.3mm-956MM Thickness:2.11MM-18MM Length:6m/9m/12m Steel material20#/Q195/Q235,Q215, Q345 GRB ,X42, X52,x60,X75,X80StandardASTM, ASME, DIN,GB,JIS,ASNI,BSEndsUsually Plain ,But Can Be Beveled Or By Your ChoiceSurfaceBared Or Black ...