Stainless steel seamless tube pipe Out diameter:6mm-750mm Wall thickness:0.3-75mm Stainless steel is a production which not easy rust,acid resistance and ... pipe, oil pipe, gas pipe, API pipe, alloy steel pipe, carbon steel pipe and so on. Steel sheetmaterialDC01,SPCC,ST12,HJ58,HG60,DB685,16Mn,20G,65Mn,510l,ASTMA299,ASTMA515,ASTM ...