391 big size gate valves products are offered for sale by suppliers on Alibaba.com, of which gate valves accounts for 85%, valves(old) accounts for 2%, and butterfly valves accounts for 1%.
A wide variety of big size gate valves options are available to you, such as normal temperature, medium temperature and low temperature.You can also choose from stainless steel, carbon steel big size gate valves,As well as from red, gray big size gate valves,