619 main gas valve products are offered for sale by suppliers on Alibaba.com, of which control valves accounts for 6%, other valves accounts for 3%, and butterfly valves accounts for 2%.
A wide variety of main gas valve options are available to you, such as pressure, manual and hydraulic.You can also choose from normal temperature, medium temperature and high temperature main gas valve,As well as from water, gas main gas valve, and whether main gas valve is steel, stainless steel, or alloy.