Threaded Butterfly Check Valve

439 threaded butterfly check valve products are offered for sale by suppliers on Alibaba.com, of which check valves accounts for 20%, gate valves accounts for 15%, and valves（old） accounts for 11%. A wide variety of threaded butterfly check valve options are available to you, such as normal temperature, medium temperature and high temperature.You can also choose from stainless steel, aluminum alloy and carbon steel threaded butterfly check valve,as well as from white, silver, and brass color threaded butterfly check valve,