manual butterfly valve

China manual butterfly valve is a kind of regulating valve with simple structure, which can be used for on-off control of low-pressure pipeline medium.
The products of manual butterfly valve manufacturer can be used to control the flow of various types of fluids such as air, water, steam, various corrosive media, mud, زيت, liquid metal and radioactive media. It mainly plays the role of cutting and throttling on the pipeline. ال electric pneumatic butterfly valves opening and closing part is a disc-shaped butterfly plate, which rotates around its own axis in the valve body to achieve the purpose of opening and closing or adjustment.