GB 46040-2025
UpcomingLimits of leachable harmful metal elements in wall materials
墙体材料可浸出有害金属元素限值
Application Summary AI generated
This standard specifies the maximum allowable limits for harmful metal elements that can leach from wall materials, such as heavy metals like lead, cadmium, and mercury. It is applied in the construction industry to regulate the environmental safety of building products like bricks, blocks, and panels, ensuring they do not contaminate soil or groundwater during use or disposal. Compliance is verified through standardized leaching tests during product certification and quality control.
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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.