This standard specifies the brand, technical requirements, test methods, inspection rules, packaging, marking, transportation and storage, quality commitment, etc. of magnesia-carbon bricks for steelmaking electric furnaces. This standard applies to magnesia carbon bricks for lining steelmaking electric furnaces.
T/ZZB 2901-2022 history
2022T/ZZB 2901-2022 Magnesia carbon bricks for steelmaking electric furnace