339 industrial flap valve products are offered for sale by suppliers on Alibaba.com, of which check valves accounts for 19%, other valves accounts for 4%, and control valves accounts for 2%.
A wide variety of industrial flap valve options are available to you, such as normal temperature, medium temperature and low temperature.You can also choose from stainless steel, alloy and carbon steel industrial flap valve,as well as from black, white, and yellow industrial flap valve,