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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
General rules for reliability test of electromagnetic relay for control circuits
WITHDRAWN published on 16.3.1995
Selected format:General requirements for electrical automatic control systems of sea-going ships
WITHDRAWN published on 16.3.1995
Selected format:Technical guides for evaluating the saving on steel products in enterprises
WITHDRAWN published on 23.3.1995
Selected format:Solar water heaters—Elastomeric materials for absorbers, connecting pipes and fittings—Method of assessment
WITHDRAWN published on 23.3.1995
Selected format:Codes for ports and other locations of the people""s Republic of China
WITHDRAWN published on 27.3.1998
Selected format:Codes for ports and other locations of the People""s Republic of China
WITHDRAWN published on 18.6.2008
Selected format:Codes for ports and other locations of the People""s Republic of China
WITHDRAWN published on 3.7.2015
Selected format:Specifications of optical power meter
WITHDRAWN published on 24.3.1995
Selected format:The grade quality standards of mould pressing steamed red ginseng
WITHDRAWN published on 27.3.1995
Selected format:The grade quality standards of steamed red ginseng
WITHDRAWN published on 27.3.1995
Selected format:Latest update: 2024-04-25 (Number of items: 2 896 007)
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