This standard is a general specification for tin-plated (or chromium-plated) thin steel plates coated with epoxy phenolic coatings (or using other primers). This standard should be applied with reference to the corresponding technical standards and product specifications for tin-plated (or chromium-plated) thin steel plates. If necessary, certain tests deemed necessary by both parties should be carried out to verify certain characteristics of the thin steel plates used. The production method of the products involved in this standard is the authority of the manufacturer; the use method of the product is the authority of the user, and both parties should notify each other.