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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
Condition monitoring and diagnostics of machines—General guidelines on data interpretation and diagnostics techniques
WITHDRAWN published on 27.9.2008
Selected format:Specification for design of boiler steel structures
WITHDRAWN published on 26.9.2008
Selected format:Determination of depth of decarburization of steel
WITHDRAWN published on 14.11.1987
Selected format:Determination of depth of decarburization of steels
WITHDRAWN published on 5.8.2008
Selected format:(The parts and units of jigs and fixtures. Round knife block)
WITHDRAWN published on 1.1.1991
Selected format:(The parts and units of jigs and fixtures. Square knife block)
WITHDRAWN published on 1.1.1991
Selected format:Aluminium-plastic composite panel for ordinary decoration
WITHDRAWN published on 15.10.2008
Selected format:Industrial trucks—Specification for indicator lights for container handling and grappler arm operations
WITHDRAWN published on 13.10.2008
Selected format:(The parts and units of jigs and fixtures. Cartesian the knife block)
WITHDRAWN published on 1.1.1991
Selected format:Bi-directional and multi-directional fork-lift trucks—Stability tests
WITHDRAWN published on 13.10.2008
Selected format:Latest update: 2026-04-16 (Number of items: 2 272 849)
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