218 marine cast iron check valve products are offered for sale by suppliers on Alibaba.com, of which check valves accounts for 40%, gate valves accounts for 12%, and other valves accounts for 11%.
A wide variety of marine cast iron check valve options are available to you, such as normal temperature, medium temperature and high temperature.You can also choose from stainless steel, carbon steel marine cast iron check valve,as well as from black, yellow, and gray marine cast iron check valve,