Swing Check Valve

Swing check valve is designed and manufactured according to GB12236 standards strictly. The hinge pin and disc is connected internally with the advantages of excellent properties, reliable seal. Swing check vale is widely utilized for pipelines in petroleum, chemical engineering, power and other industries. The closure member open and close automatically depends on the flowing of medium and power to prevent refluence of medium is called check valve. Check valve is a kind of automatic valves. It is mainly used for pipe line which only allows one-way medium to avoid accident. Based on structure, check valve can be classified into lift check valve, swing check valve and butterfly check valve. http://www.xinhaivalve.com/