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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
General diesel fuels
WITHDRAWN published on 8.5.2015
Selected format:Cold-reduced electrolytic tinplate
WITHDRAWN published on 25.10.2000
Selected format:Cold-reduced electrolytic tinplate
WITHDRAWN published on 11.9.2008
Selected format:Commercial coal marking
WITHDRAWN published on 26.9.2010
Selected format:Commercial coal marking
WITHDRAWN published on 26.9.2010
Selected format:Cold rolled electric steel sheets
WITHDRAWN published on 1.1.1988
Selected format:Cold-rolled grain-oriented and non-oriented magnetic steel strip(sheet)
WITHDRAWN published on 27.9.1996
Selected format:Cold-rolled electrical steel delivered in the fully-processed state—Part 2: Grain-oriented steel stripsheet
WITHDRAWN published on 14.6.2016
Selected format:Specifications of coals for blue-coke
WITHDRAWN published on 26.9.2010
Selected format:Specifications of blue-coke
WITHDRAWN published on 26.9.2010
Selected format:Latest update: 2026-04-01 (Number of items: 2 270 267)
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