cast iron butterfly valves

This valve is a kind of rubber sealing butterfly valve, widely used in electric, hydraulic, chemical industry, urban construction industries such as water supply and drainage pipeline system, opening and closing as control medium flow or control device.
Using body lining rubber, butterfly plate line form, can be two-way sealing, reliable sealing, long service life; Small flow resistance. The pressure loss is small, dilettante size small, easy to install.