Disc:Ductile Iron or SS304/316
Rubber lined butterfly valve is a kind of valve with thick polymer lining on the body and disc. The lining makes the body completely isolate from medium and provides excellent anti-corrosive performance. It is designed as a device to shut-off or regulate the working medium flow and installed in pipelines or vessels with medium of acid, alkali, salt and oxideant, reducing agent, organic solvent in chemical, petroleum, pharmacy, food , iron and steel semlting, paper making, water power plant etc. It can be served as a gate valves, globe valves as well as other shutting off or regulating valves.