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Standards GB - Chinese national standards - Page 4663
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 47271-2026
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Acoustic testing method for spacecraft
Standard published on 31.3.2026
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GB/T 47272-2026
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Coal tar—Content determination of saturates, aromatics, heteroatomics, phenols, resins and asphaltene—Solvent extraction-column chromatography separation gravimetric method
Execute Date: october 2026
Standard published on 31.3.2026
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GB/T 47273-2026
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Specification for floatover design and operation of offshore topsides
Standard published on 31.3.2026
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GB/T 47274-2026
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Test methods for road test lanes and parking ramps of motor vehicle inspection agency
Execute Date: october 2026
Standard published on 31.3.2026
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GB/T 47275-2026
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Technical requirement of intelligent lift buoys for emergency rescue on water
Standard published on 31.3.2026
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GB/T 47277-2026
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Digital law and regulation database—Coding rules and data element
Execute Date: october 2026
Standard published on 31.3.2026
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GB/T 47278-2026
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Industrial product data dictionary—Measurement and control equipment
Execute Date: october 2026
Standard published on 31.3.2026
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GB/T 47279-2026
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Nanotechnology—Determination of residual solvent content in [60]/[70] fullerene—Gas chromatography
Execute Date: october 2026
Standard published on 31.3.2026
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GB/T 4728.1-2018
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Graphical symbols for electrical diagrams—Part 1:General information
Standard published on 13.7.2018
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GB/T 4728.10-2022
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Graphical symbols for electrical diagrams—Part 10:Telecommunications:Transmission
Standard published on 12.10.2022
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