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bidirectional rotary ball valve is developed based on the mechanism of the butterfly valve and semi ball valve . The special butterfly valve can be used at inlet of the water pump,piping network system,recovery stem,high water tank,sewage system and the back flow prevention to shut off or contro...
BrandQuanshun Brand or OEM Service
butterfly valve . Benefits 1.Designed with bidirectional sealing structure,the valve can be installed at any sides ; one set valve 's function is the same as two set of valves ,it reduced the cost . 2.Since the metal sealed butterfly valve is offered with self-sealing...
bidirectional sealing and zero leakage. 5. Aging resistance, corrosion resistance and long service life.