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Standards GB - Chinese national standards - Page 5030
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/T 5743-2025
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Marine pilot
Standard published on 1.8.2025
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GB/T 5744-2023
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Marine pneumatic quick-closing valves
Standard published on 27.11.2023
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GB/T 5745-2010
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Marine disc separator
Standard published on 2.9.2010
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GB/T 5746-2014
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Ships"" ordinary rectangular window
Standard published on 19.2.2014
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GB 5749-2022
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Standards for drinking water quality
Standard published on 15.3.2022
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GB/T 5750.1-2023
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Standard examination methods for drinking water—Part 1:General principles
Standard published on 17.3.2023
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GB/T 5750.10-2023
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Standard examination methods for drinking water—Part 10: Disinfection by-products indices
Standard published on 17.3.2023
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GB/T 5750.11-2023
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Standard examination methods for drinking water—Part 11: Disinfectants indices
Standard published on 17.3.2023
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GB/T 5750.12-2023
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Standard examination methods for drinking water—Part 12: Microbiological indices
Standard published on 17.3.2023
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GB/T 5750.13-2023
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Standard examination methods for drinking water—Part 13: Radiological indices
Standard published on 17.3.2023
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