... tubes 2) ASTM,AISI,DIN,EN,JIS 3) TP304,TP304L,TP321,TP316,TP316L,TP317L,TP310S,TP347H, 2205 Descriptionseamless stainless steel pipes,seamless ... -drawn or cold-rolled precision seamless and welded pipes,phosphated hydraulic pipes, galvanized pipes & tubes ,etc.Process Methodcold drawn and ... company is a professional manufacturer of steel pipe & tubes. If you have inquire of prime class quality steel ...