... ,SMS,ISO,IDF,AS,BS,BPE Standard Stainless Steel Seamless Pipe (ISO9001:2008,CE,TUV certified)Specification: DN10-DN300, 1 ... size can be customized Materials: AISI304,AISI316L Surface treatment: Mirror polishing(180G,240G,400G),inner surface mechanical polished Ra less than ... cross,reducer,sight glass,manhole cover,cleaning ball,centrifugal pump,pipe holder etc...Order requirements 1.Quantity and Size.2 ...