Butterfly Valve, Centrifugal Pump, Sanitary Valve manufacturer / supplier in China, offering Sanitary Polished Elbow Weld Extended 45/90-Degree Endoscopic Od19mm-108mm SS304/SS316L Food L=100mm, Extended 45degree Polished SS304/SS316L ISO Sanitary Food Customizable Mirror Elbows, 45-Degree Polished Elbow SS304/SS316L Sanitary Food Grade Od19mm-Od108mm L=100mm and so on.