U type butterfly valves

293 u type butterfly valves products are offered for sale by suppliers on Alibaba.com, of which butterfly valves accounts for 82%, valves（old） accounts for 3%, and other valves accounts for 2%. A wide variety of u type butterfly valves options are available to you, such as pressure, manual and pneumatic.You can also choose from normal temperature, medium temperature and high temperature u type butterfly valves,as well as from water, gas, and oil u type butterfly valves, and whether u type butterfly valves is steel, stainless steel, or iron.