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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
Fabrics coated with rubber--Determination of breaking strength and elongation at break
WITHDRAWN published on 1.1.1985
Selected format:Fabrics coated with rubber--Determination of tear resistance
WITHDRAWN published on 1.1.1985
Selected format:Industrial rubber sheet
WITHDRAWN published on 22.12.1994
Selected format:Unvulcanized rubber sheet for use in chemical industry equipment lining
WITHDRAWN published on 1.1.1985
Selected format:-
WITHDRAWN published on 1.1.1985
Selected format:Rubbers and latices--Nomenclature
WITHDRAWN published on 14.10.1997
Selected format:Codification of types for synthetic rubbers
WITHDRAWN published on 26.10.1985
Selected format:Codification of types for synthetic rubbers
WITHDRAWN published on 19.6.2008
Selected format:Specification for stationary steam turbines driving generator
WITHDRAWN published on 4.11.1985
Selected format:Fixed power plant turbine specifications
WITHDRAWN published on 3.12.2007
Selected format:Latest update: 2026-06-10 (Number of items: 2 281 917)
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