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Standards GB - Chinese national standards - Page 448
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 1481-2022
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Metallic powdersexcluding powders for hardmetals—Determination of compressibility in uniaxial compression
Standard published on 11.7.2022
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GB/T 14810-2014
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Alternating current switches for rated voltages of 72.5 kV and above
Standard published on 6.5.2014
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GB/T 14811-2008
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Heat pipe terminology
Standard published on 26.6.2008
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GB/T 14812-2008
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Testing method for heat transfer performance of heat pipes
Standard published on 26.6.2008
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GB/T 14813-2008
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Life testing method for heat pipes
Standard published on 26.6.2008
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GB/T 14814-1993
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Information processing--Text and office systems--Standard generalized markup language(SGML)
Standard published on 30.12.1993
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GB/T 14815.1-1993
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Information processing--Coded representation of pictures--Part 1:Encoding principles for picture representation in a 7-bit or 8-bit environment
Standard published on 30.12.1993
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GB/T 1482-2022
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Metallic powders—Determination of flow rate—Calibrated funnel methodsHall flowmeter
Standard published on 30.12.2022
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GB/T 14820-2009
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High-voltage ignition wires for road vehicles
Standard published on 19.3.2009
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GB/T 14824-2021
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High-voltage alternating-current generator circuit-breakers
Standard published on 11.10.2021
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