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Standards GB - Chinese national standards - Page 139
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 11810-2008
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Tin113 - Indium113m generator
Standard published on 2.7.2008
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GB/T 11813-2008
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Helium leak testing of nuclear fuel rod for PWR
Standard published on 2.7.2008
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GB/T 11814-1989
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Specification of the 57Co Mossbauer sources
Standard published on 21.11.1989
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GB/T 1182-2018
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Geometrical product specifications(GPS)—Geometrical tolerancing—Tolerances of form, orientation, location and run-out
Standard published on 17.9.2018
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GB/T 11821-2002
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The specification of photographic archives management
Standard published on 4.12.2002
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GB/T 11822-2008
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General requirements for the file formation of scientific and technological archives
Standard published on 13.11.2008
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GB/T 11826-2019
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Rotating-element current-meters
Standard published on 4.6.2019
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GB/T 11826.2-2012
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Current meter and flow meter - Part 2: Ultrasonic current meter
Standard published on 3.9.2012
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GB/T 11828.1-2019
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Instruments for stage measurement—Part 1:Float-type stage gauge
Standard published on 4.6.2019
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GB/T 11828.2-2022
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Instruments for stage measurement—Part 2:Pressure-type stage gauge
Standard published on 15.4.2022
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