The flange forgings produced by our company include flat welding flanges, flat welding neck flanges, neck butt welding flanges, socket welding flanges, thread flanges, neck butt weld loose ring flanges, flat welding loose ring flanges, ring groove flanges, large diameter flat flanges, large diameter high neck flanges, lambdoid blind flanges, butt weld loose ring flanges, etc. mainly used in petrochemicals, pressure vessels, water conservancy, electric power, power stations, pressure pipe fittings, etc. The company has obtained the Manufacture License of Special Equipment of the People’s Republic of China (Pressure Pipe Parts). The materials include carbon steel, alloy steel, low-temperature low alloy steel, stainless steel, duplex steel, etc. The product specifications range from DN10 to DN2000 with a pressure range of PN10 to PN260. The standards involved include Chinese national standards, US standards, European standards, standards for the chemical industry, etc. The products are applicable to various environments including low-temperature, high-pressure and corrosive environments.