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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
Seamless steel tubes for liquid service
WITHDRAWN published on 1.11.1999
Selected format:Seamless steel tubes for liquid service
WITHDRAWN published on 19.8.2008
Selected format:Steel strips for welded steel pipe
WITHDRAWN published on 17.2.1993
Selected format:-
WITHDRAWN published on 1.1.1987
Selected format:Stainless steel clad plates and strips
WITHDRAWN published on 11.11.1997
Selected format:Stainless steel clad plates, sheets and strips
WITHDRAWN published on 11.9.2008
Selected format:Package cushioning design method
WITHDRAWN published on 24.8.1987
Selected format:Testing method of bynamic compression for package cushioning materials
WITHDRAWN published on 24.8.1987
Selected format:Testing method of static compression for package cushioning materials
WITHDRAWN published on 24.8.1987
Selected format:Testing method of vibration transmissibility for package cushioning materials
WITHDRAWN published on 24.8.1987
Selected format:Latest update: 2026-03-24 (Number of items: 2 269 385)
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