Seamless steel pipe and tube EN10297,EN10210,ASTM A519,JIS G3445,API 5L ... A53GR.B,DIN17175, DIN2391/2448 cold drawn and mecanical seamless steel pipe SpecificationOD: 1/2inch-24inch WT: 0.5mm-50mmStandardAPI5L ,EN, DIN ... dipped, ERW Pipe and plate and coilWe sincerely hope to establish business relations with you esteemed cooperation cold drawn Seamless steel pipe&tube