1.Item:stainless steel pneumatic diaphragm valve 2.Material:304 ,316L 3.Standard:ISO,DN,SMS, ... 3A 1.Type:stainless steel pneumatic diaphragm valve2.Material :stainless steel (304,304L,316,316L)3.Size ... : tee ,elbow/bend,cross,reducer ,union,ferrule adaptor,caps,clamp ...... Valves:butterfly valve,ball valve,check valve ...... Pumps:centrifugal pump,self ...