Its commonly used materials are carbon steel 20#, 16MN, A105 Q345B, Q355D, Q550D, stainless steel 304, 316, 321, 22053, alloy steel 15CRMO, 1CR5MO, A182 F11, A182 F91, 09MNNID, etc. Pressure registration CL900, CL1500, CL2500, specifications can be DN4000 DN3000 DN2000 DN1000 DN800 DN700 DN600 and other specifications.
It is usually used in the chemical industry (for the connection and sealing of various chemical pipelines, reaction vessels, heat exchangers and other equipment to ensure the safe transportation of intermediate substances in the chemical production process and the normal process of reaction).In the field of oil and natural gas (in the process of oil exploitation, transportation and processing, tube plate flanges are used to connect oil pipes, oil pipelines, oil storage tanks and other equipment, and withstand the role of high pressure, high temperature and corrosive media.)Power field (used for the connection of steam pipelines, water supply pipelines, circulating water pipelines, etc., in power plants to ensure the reliable operation of power production systems.)