Valve, Ball Valve, Gate Valve manufacturer / supplier in China, offering 1.5mm Wall Thickness 316L Sanitary Butterfly Valve Medical Grade Flange Butterfly Valve Pressure Resistance 0.8MPa Support DN10-DN200 Specification Customized, DN25-DN150 304 Stainless Steel Sanitary Butterfly Valve Food Grade Quick-Install Butterfly Valve 3A Certification 10 Years Corrosion Resistance Spot, Pharmaceutical Grade Sanitary Butterfly Valve DN15-500 Aseptic Grade Wafer Butterfly Valve Sealed and Leakproof and so on.