grey cast iron handle butterfly valve

Product Description

Scope of application： Handle Butterfly valve is installed in petroleum, chemical, food, medicine, textile, paper making, hydropower, marine, urban water supply and drainage, metallurgy, energy and other system which media is corrosive, non-corrosive gas, liquid, semiliquid and solid powder. The valve is used as a control and cut-off equipment. Features: 1.Simple structure, compact, lightweight, easy to assemble and repair. 2.low operating torque, open and shut quickly just turn *0degree. 3.Low flow resistance, flow characteristic approximates tilt line, energy-saving. ***** seal, zero leakage, long service life. ***** be made from various materials, applies to various medias.