... pipes & tubes ,etc.Process Methodcold drawn and cold rolledstainless steel pipe SpecificationO.D.:6-830mm × W.T.:0.5-45mm × ... Duplex steel 2205(S32205),S31803, 2207(S32750); 904L(N08904)etc. StandardsAISI,ASME,ASTM A 213,ASTM A269,ASTM A312,ASTM A450,ASTM A789,ASTM A790, ... ,DIN2445,DIN1629,DIN1630,DIN73000,DIN2445,EN10305,JIS G3445,ASTM A106,ASTM A179,ASTM A519,etc.Delievery ConditionNBK(+N), GBK(+A), ...