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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
Geosynthetics—Polyethylene geomembrane
WITHDRAWN published on 24.12.1998
Selected format:Geosynthetics - Polyethylene geomembrane
WITHDRAWN published on 30.12.2011
Selected format:Test method for whiteness and chromaticity of textile fibres
WITHDRAWN published on 23.12.1998
Selected format:Industrial automation systems and integration—Parts library—Part 1:Overview and fundamental principles
WITHDRAWN published on 9.4.2001
Selected format:Industrial automation systems and integration—Parts library—Part 42:Description methodology:Methodology for structuring parts families
WITHDRAWN published on 9.4.2001
Selected format:Safety of small wind turbine generator systems
WITHDRAWN published on 21.12.1998
Selected format:Design requirements for small wind turbines
WITHDRAWN published on 20.3.2013
Selected format:Safety requirements for commercial dry-cleaning machines
WITHDRAWN published on 21.12.1998
Selected format:Method of producing of paint films for testing heat and humidity resistancesalt-fog resistance and accelerated weathering
WITHDRAWN published on 15.9.1979
Selected format:Test on gases evolved during combustion of materials from cables Part 1:Determination of the amount of halogen acid gas
WITHDRAWN published on 21.12.1998
Selected format:Latest update: 2026-04-27 (Number of items: 2 274 955)
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