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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
Criteria of physical examination for seafarers
WITHDRAWN published on 27.11.2013
Selected format:Adaptive front-lighting system for motor vehicles
WITHDRAWN published on 27.11.2013
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WITHDRAWN published on 1.1.1982
Selected format:Test method for bulk density of ordinary alumino-silicate refractory fiber felts
WITHDRAWN published on 29.3.1982
Selected format:Personal protective equipmentEye and face protectionVocabulary
WITHDRAWN published on 17.12.2013
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WITHDRAWN published on 1.1.1982
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WITHDRAWN published on 1.1.1982
Selected format:Cold rolled steel sheets and strips for appliance
WITHDRAWN published on 17.12.2013
Selected format:Test method for moisture content ofordinary alumino-silicate refractory fiber felts
WITHDRAWN published on 29.3.1982
Selected format:Refractory—Determination of moisture content
WITHDRAWN published on 30.9.2006
Selected format:Latest update: 2026-04-24 (Number of items: 2 274 650)
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