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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
Ebonite--Method of test for resistance to heating
WITHDRAWN published on 12.3.1982
Selected format:Ebonite—Determination of martin heat resistance temperature
WITHDRAWN published on 10.1.2003
Selected format:Textiles—Tests for colour fastness-Colour fastness to artificial light at high temperatures:Xenon arc
WITHDRAWN published on 15.9.1997
Selected format:Aircraft—Identification of servicing,maintenance,ground handling and safety/hazard points
WITHDRAWN published on 19.9.1997
Selected format:Safety regulations for working under hazardous condition of the oxygen deficiency in the cargo holds and closed compartments of ships
WITHDRAWN published on 19.9.1997
Selected format:Basic requirement for accidents prevention of oil terminals
WITHDRAWN published on 19.9.1997
Selected format:Rubber,vulcanized—Assessment of changes in properties after exposure to natural weathering or artificial light
WITHDRAWN published on 26.9.1997
Selected format:Counterfeit RMB—Banknote discriminating device
WITHDRAWN published on 5.10.1997
Selected format:Specifications for the design of steel structures
WITHDRAWN published on 1.1.1988
Selected format:Ebonite--Method of test for shearing strength
WITHDRAWN published on 1.1.1982
Selected format:Latest update: 2025-11-14 (Number of items: 2 243 651)
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