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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
Description of torsional vibration absorber characteristics
WITHDRAWN published on 18.4.1992
Selected format:Valves for argon cylinders
WITHDRAWN published on 18.4.1992
Selected format:Valves for liquid chlorine cylinders
WITHDRAWN published on 18.4.1992
Selected format:Portland blastfurnace-slag cement, portland pozzolana cement and portland fly-ash cement
WITHDRAWN published on 1.1.1992
Selected format:Portland blastfurnace-slag cement,Portland pozzolana cement and Portland fly-ash cement
WITHDRAWN published on 30.7.1999
Selected format:Method for flattening test of seamless gas cylinders
WITHDRAWN published on 18.4.1992
Selected format:Specification for measurement of human exposure to whole-body vibration environment
WITHDRAWN published on 25.4.1992
Selected format:Reduced comfort boundary and evaluation criteria for human exposure to whole-body vibration
WITHDRAWN published on 25.4.1992
Selected format:128×128 Dot matrix kaiti font set and data set of Chinese ideograms for information interchange
WITHDRAWN published on 21.4.1992
Selected format:128×128 Dot matrix Fangsongti font set and data set of Chinese ideograms for information interchange
WITHDRAWN published on 21.4.1992
Selected format:Latest update: 2026-01-23 (Number of items: 2 257 393)
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