duplex stainless steel seamless pipe 1)O.D:6-630MM 2)W.T.:1- ... )Materials:300series Features:1) Commodity:duplex stainless steel seamless pipe2) Process method: Cold rolling/cold drawn3) Surface finish:brigth anneal,manual polish,mechanical ... ,contianer,furniture structure,electromechanical hardware,ect.Stainless steel welded tube, seamless round pipe/tube, steel pipe,ect Any of your enquiry ...