... SizeOD: 219mm-1016MM Thickness:5MM-20MM Length:6m/9m/12m Steel material20#/Q195/Q235,Q215, Q345 GRB ,X42, X52,x60,X75 ... Black Painted, Galvanized Or With Oiled Or Client OptionTechnique SAWTypeWeldedWelded Line TypeLongitudinal WELDED LINESection ShapeRoundInspectionWith Hydraulic Testing, Eddy Current , PackageBags, Bundle ...