Butterfly valve is a kind of simple adjustable valve, but also can be used as on off switch for low pressure pipeline . Butterfly valve refers to valve whose closure member-disc is round,rotated with rod to be open and closed.And the main function of the valve is to cut off and throttle flow in pipeline.
Butterfly valve can be divided into manual turbine, electric type and pneumatic type according to its drive form and can be divided into soft-sealing butterfly valve and metal butterfly valve according to its sealing surface.
The butterfly valve,Gongyi Liangda Tubes Co., LTD made, covers soft-sealing butterfly valve,metal-sealing butterfly valves, flanged butterfly valve,wafer butterfly valve ,lug butterfly valve ,butterfly valve with pneumatic actuator and butterfly valve with electric actuator etc.
The production,Gongyi Liangda Tubes Co., LTD made, whose materials gives priority to ductile cast iron and also to cast iron, cast steel. Gongyi Liangda Tubes Co., LTD ‘s production accord with GB/DIN/ANSI/BS/JIS/EN and other national standards based on customers requirements. And each of its product has been tested to guarantee perfect quality before the production leave the factory.