Find high quality ductile iron rubber lined butterfly valve with competitive price here. Please rest assured to buy ductile iron rubber lined butterfly valve with Zhejiang Zhengfeng Valve Co.,Ltd

ZFV Ductile iron Rubber lined butterfly valve. Butterfly valve is wide range used for its convenient installation and using, also its low price. If the valve just use for drain & sewage, it’s better to adopt ductile iron or cast iron, for competitive cost , and can full meet requirement of using service. 

By the way, ductile iron and cast iron is anti-corrosive than carbon steel even austenite stainless steel for using service sea water & salt water.