Non return valve flange

1094 non return valve flange products are offered for sale by suppliers on Alibaba.com, of which check valves accounts for 74%, other valves accounts for 7%, and gate valves accounts for 5%. A wide variety of non return valve flange options are available to you, such as normal temperature, medium temperature and high temperature.You can also choose from stainless steel, alloy and carbon steel non return valve flange,as well as from white, silver, and red non return valve flange,And whether non return valve flange is ball float, {2}, or {3}.