5167 cast iron check valve products are offered for sale by suppliers on Alibaba.comAbout 39% % of these are check valves, 5%% are valves(old), and 4%% are gate valves.
A wide variety of cast iron check valve options are available to you, such as normal temperature, medium temperature and low temperature.You can also choose from machining, gas station and industrial cast iron check valve,as well as from cast iron, stainless steel, and steel cast iron check valve,and whether cast iron check valve is oil, or oil filling.