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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
(The parts and units of jigs and fixtures. NRK Locator)
WITHDRAWN published on 1.1.1991
Selected format:Acoustics—Specification of test tracks for the purpose of measuring noise emitted by road vehicles
WITHDRAWN published on 2.7.2008
Selected format:Design standard of fire protection in nuclear power plant
WITHDRAWN published on 2.7.2008
Selected format:(The parts and units of jigs and fixtures. Bolt locator)
WITHDRAWN published on 1.1.1991
Selected format:Intermittent sprockets for 35mm motion - Picture projectors - Dimensions
WITHDRAWN published on 30.6.2008
Selected format:Public meteorological service—Weather graphic symbols
WITHDRAWN published on 2.7.2008
Selected format:General standard for roasted seeds and nuts
WITHDRAWN published on 11.7.2008
Selected format:Fomesafen technical
WITHDRAWN published on 11.7.2008
Selected format:Pyrazosulfuron-ethyl technical
WITHDRAWN published on 11.7.2008
Selected format:Fomesafen aqueous solution
WITHDRAWN published on 11.7.2008
Selected format:Latest update: 2026-01-20 (Number of items: 2 257 233)
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