_{STANDARD:GB 8162,GB 8163,ASTM A53,ASTM A 106 API 5L ,Gr.B}

_{SIZE: 13.7mm-812.8mm(1/4"-32")}

_{THICKNESS:1mm-70mm(SCH10, SCH20 ,SCH30, STD , SCH40, SCH80, SCH160,)}

_{PROTECTION :SUPPLY VARNISH COATING, BEVEL END ,PLASTIC CAP,}

_{(seamless pipe ,steel tube,carbon steel pipe)}

_{Major Products and Services:steel pipe , steel tube , casing pipe ,casing tube , ERW , seamless steel pipe , seamless steel tube , welded pipe , welded tube}