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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
Quarantine protocols for sunflower seeds in places of production
WITHDRAWN published on 27.4.2009
Selected format:Quarantine protocols for maize seeds in places of production
WITHDRAWN published on 27.4.2009
Selected format:Accuracy of fine-pitch involute cylindrical gears
WITHDRAWN published on 8.9.1990
Selected format:Plate for lead-acid battery
WITHDRAWN published on 21.4.2009
Selected format:Lead-acid batteries for motorcycles
WITHDRAWN published on 21.4.2009
Selected format:Energy conservation and corrosion-resistant steel-madecable support system
WITHDRAWN published on 21.4.2009
Selected format:Industrial organic products--Determination of iron content--2, 2-bipyridyl method
WITHDRAWN published on 1.1.1980
Selected format:Fiber reinforced unsaturated polyester moulding—compounds(SMC and BMC)for electrical purposes
WITHDRAWN published on 21.4.2009
Selected format:Electrical insulating materials and systems—Electrical measurement of partial discharges(PD)under short rise time and repetitive voltage impulses
WITHDRAWN published on 21.4.2009
Selected format:General specifications for electrical special equipment
WITHDRAWN published on 21.4.2009
Selected format:Latest update: 2026-05-02 (Number of items: 2 275 366)
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