462 bi valves products are offered for sale by suppliers on Alibaba.com, of which ball valves accounts for 6%, gate valves accounts for 6%, and other valves accounts for 4%.
A wide variety of bi valves options are available to you, You can also choose from medium temperature, bi valves,as well as from steel, stainless steel, and aluminum bi valves, and whether bi valves is blue, black, or white.