professional manufacturer sanitary butterfly type ball valve,sanitary clamp vale,sanitary weld ball valve sanitary butterfly type ball valve,sanitary clamp vale,sanitary weld ball valve 2) Material quality: SS304, SS304L, SS316, SS316L3) Flux domination of pipeline: DN25-150 and 1"-6"4) Standards: ISO, DIN, SMS, AAA5) Medium: Beer,Dairy,Beverage,Pharmacy, Beauty, Health