In view of the harsh working conditions of high temperature and high pressure in the metallurgy industry, as well as the strong corrosion, easy crystallization and the impurities particles in the conveying medium, our company independently develop special alloy valves for smelting, including slurry letdown and vent angle valves, plug valves, metal seat ball valves, oxygen valves, discharge valves, butterfly valves, check valves, etc.