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Standards GB - Chinese national standards - Page 4573
Standards GB are Chinese national standards, which are issued by China's Standardization Administration Office (SAC).
Chinese national standards are used all over China commonly labeled as GB standards. They determine the united production requirements regarding product safety and quality .
GB standards are often modified or created according to the international standards of ISO, IEC or any other international level.
Although, they are largely harmonized, GB standards may differ from international standards .
Approximately 15% of all GB standards are obligatory and they can be identified according to the prefix GB, after which the code of the standards follows:
GB – Obligatory national standards
GB/T – Optional national standards
GB/Z – National steering technical document
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GB 45672-2025
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On-board accident emergency call system
Execute Date: july 2027
Standard published on 25.4.2025
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GB 45673-2025
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General specification for safety production standardization of hazardous chemical enterprises
Standard published on 25.4.2025
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GB/T 45674-2025
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Cybersecurity technology—Generative artificial intelligence data annotation security specification
Standard published on 25.4.2025
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GB/T 45675-2025
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Additive manufacturing—Surface texture measurement and characterization method for metal part manufactured by powder bed fusion
Standard published on 30.5.2025
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GB/T 45676-2025
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Additive manufacturing—Determination of moisture content in metal powder feedstock—Karl Fischer coulometric method
Standard published on 30.5.2025
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GB/T 45677-2025
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Forming moulds of composite material for upper cover of new energy vehicle battery pack
Standard published on 30.5.2025
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GB/T 45678-2025
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General requirements for civil tethered unmanned aircraft system
Standard published on 25.4.2025
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GB/T 45679-2025
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Power spinning dies
Standard published on 30.5.2025
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GB/T 45680-2025
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Cranes—Wind load assessment
Standard published on 30.5.2025
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GB/T 45681-2025
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General technical specification for repair welding of steel castings
Standard published on 30.5.2025
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