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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
Assistive products for persons with disability—Classification and terminology
WITHDRAWN published on 25.4.2016
Selected format:Medical and functional classification standard of athletics for disabled athletes
WITHDRAWN published on 17.6.1996
Selected format:Enviromental pollution classification and external insulation selection for high voltage transmission line, power plant and substation
WITHDRAWN published on 17.6.1996
Selected format:Safety requirements for small wind turbine generator structures
WITHDRAWN published on 17.6.1996
Selected format:The safety demands of using semiconductor lightning eliminator
WITHDRAWN published on 17.6.1996
Selected format:General specification for A.C. servo system
WITHDRAWN published on 17.6.1996
Selected format:General specification for AC servo system
WITHDRAWN published on 30.9.2009
Selected format:Basic brilliant green
WITHDRAWN published on 1.1.1982
Selected format:Vibration and shock—Mechanical transmissibility of the human body in the z direction
WITHDRAWN published on 17.6.1996
Selected format:Planar double-enveloping worm gears reducer-dimensions and load capacity
WITHDRAWN published on 17.6.1996
Selected format:Latest update: 2025-09-17 (Number of items: 2 234 360)
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