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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
Internal micrometer with electronic digital display
WITHDRAWN published on 25.6.2008
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WITHDRAWN published on 1.1.1984
Selected format:Notations for designations of iron and steel
WITHDRAWN published on 11.4.2000
Selected format:Test method for the profiled fibre modality--Quantitative method
WITHDRAWN published on 17.6.2008
Selected format:Pneumatic fluid power - Directional control valves - Measurement of shifting time
WITHDRAWN published on 25.6.2008
Selected format:(The parts and units of jigs and fixtures. Activities V-shaped block)
WITHDRAWN published on 1.1.1991
Selected format:Determination of trans fatty acids in foods—Gas chromatographic method
WITHDRAWN published on 25.6.2008
Selected format:Humectants for toothpastes—Glycerin and macrogol
WITHDRAWN published on 27.6.2008
Selected format:Credit—General vocabulary
WITHDRAWN published on 30.6.2008
Selected format:Rules for enterprises credit information collecting, processing and providing
WITHDRAWN published on 30.6.2008
Selected format:Latest update: 2026-01-20 (Number of items: 2 257 233)
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