in bulk, 20' FCL,40'FCL,45'FCL Technique WeldedGrade Gr.A, Gr.B, S195T, WT.O, S235GT, S235JRH, S275J0H, S275J2H, S355J2H, S355K2H, ST33-2, Gr.1, Gr.2, Gr.3, ST37-2, STK Thickness 0.5-22mmUsage pipelineerw steel pipe steel pipeLength 0.5-20mOuter Diameter 12-600mmSpecification 1/8-24 inch