GB/T 7991.4-2019
ActiveTest method of viterous and porcelain enamels—Part 4：Determination of resistance to impact
搪玻璃层试验方法 第4部分：耐机械冲击性能的测定
Application Summary AI generated
This standard specifies a test method for determining the mechanical impact resistance of vitreous and porcelain enamel coatings. It is applied in the chemical and pharmaceutical industries to evaluate the durability of glass-lined steel equipment, such as reactors and storage tanks, against physical shocks during handling, installation, or operation.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.