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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
Passenger cars-Luggage compartments—Method of measuring reference volume
WITHDRAWN published on 17.5.2004
Selected format:Road vehicles-Recyclability and recoverability—Calculation method
WITHDRAWN published on 17.5.2004
Selected format:Road vehicles—Recyclability and recoverability—Calculation method
WITHDRAWN published on 11.9.2015
Selected format:The specifications of wired-emergency telephone system of expressway
WITHDRAWN published on 17.5.2004
Selected format:National safety technical code for electric equipments
WITHDRAWN published on 14.5.2004
Selected format:National safety technical code for electric equipments
WITHDRAWN published on 15.11.2009
Selected format:Electrical apparatus for explosive gas atmospheres Electrical resistance trace heating—Part 1:General and testing requirements
WITHDRAWN published on 14.5.2004
Selected format:Explosive atmospheres—Electrical resistance traces heating—Part 1:General and testing requirements
WITHDRAWN published on 31.7.2017
Selected format:Electrical apparatus for explosive gas atmospheres—Electrical resistance trace heating—Part 2:Application guide for design, installation and maintenance
WITHDRAWN published on 14.5.2004
Selected format:Composite insulators for a.c. overhead lines with a nominal voltage greater than 1000V—Definitions, test methods and acceptance criteria
WITHDRAWN published on 14.5.2004
Selected format:Latest update: 2026-05-13 (Number of items: 2 276 848)
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