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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
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WITHDRAWN published on 1.1.1981
Selected format:Specifications for the design of electroplating sewage processing sy
WITHDRAWN published on 29.6.1990
Selected format:-
WITHDRAWN published on 1.1.1978
Selected format:Operating tests under severe ice conditions for high-voltage switchgear
WITHDRAWN published on 19.8.1992
Selected format:Specification for marine centralized control board
WITHDRAWN published on 19.8.1992
Selected format:Marine battery installation
WITHDRAWN published on 19.8.1992
Selected format:Marine battery installation
WITHDRAWN published on 29.6.2012
Selected format:Motor vehicles—Steering ball joints—Dimensions
WITHDRAWN published on 15.8.1992
Selected format:Coordinatograph
WITHDRAWN published on 19.8.1992
Selected format:Vibrating steel wire pressure transducer for geotechnical engineering
WITHDRAWN published on 19.8.1992
Selected format:Latest update: 2026-01-25 (Number of items: 2 257 482)
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