... used in dairy,beverage ,pharmacy these food fields . 1.Type: valves(check valve ,butterfly valve,ball valve,pneumatic valve) 2.Material ... steel (304,304L,316,316L) 3.Diameter of connected pipeline:DN25-DN150 & 1''-6''4.Standard: 3A , DIN, ISO,SMS, ... : tee ,elbow/bend,cross,reducer ,union,ferrule adaptor,caps,clamp ...... Valves:butterfly valve,ball valve,check valve ...... Pumps:centrifugal pump,self ...