This standard specifies the product classification, technical requirements, test methods, inspection rules and requirements for marking, Encasement, transportation and storage of steel paper base paper. It is applicable to the base paper of various steel Cardboard and steel paper tube used in chemical processing production. The standard specifies the classification of steel paper base paper, which is applicable to the manufacture of hard steel Cardboard, mild steel Cardboard and steel paper tube. Through the provisions of relevant test methods and inspection rules, the standard ensures the mass and performance of steel paper base paper, providing technical basis and mass guarantee for the manufacture and application of steel paper products.