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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
Lubricants,industrial oils and related products (class L)-ClassificationPart 9: Family D(Compressors)
Standard published on 19.2.2014
Selected format:Recommendations for the choice of lubricants for machine tools
Standard published on 3.4.1987
Selected format:Fire resistance tests - Door and shutter assemblies
Standard published on 8.10.2008
Selected format:National central product classification and code--Part 1:Transportable product
Standard published on 9.8.2002
Selected format:National central product classification and code--Part 2:Non-transportable product
Standard published on 9.8.2002
Selected format:Sticklac
Standard published on 6.2.2018
Selected format:Star anise
Standard published on 14.6.2016
Selected format:
Star anise
Execute Date: october 2026
Standard published on 31.3.2026
Selected format:Food additive--Glucono-delta-lactone
Standard published on 11.9.2020
Selected format:Steel castings for welding structures
Standard published on 30.6.2025
Selected format:Latest update: 2026-06-09 (Number of items: 2 281 484)
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