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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
Testing of deepwater well cement
WITHDRAWN published on 13.12.2016
Selected format:The technical requirements and test methods for shale gas
WITHDRAWN published on 13.12.2016
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WITHDRAWN published on 1.1.1979
Selected format:Glossary of terms commonly used in the furniture industry
WITHDRAWN published on 1.1.1982
Selected format:Determination of printing surface strength of paper and paperboard
WITHDRAWN published on 1.1.1982
Selected format:Corrosion control engineering life cycle—General requirements
WITHDRAWN published on 13.12.2016
Selected format:Determination of beating degree for pulps (Schopper-Riegler method)
WITHDRAWN published on 29.12.1982
Selected format:Vanadium flow battery systemTest method
WITHDRAWN published on 13.12.2016
Selected format:Voltage sourced converter valves for high-voltage direct current powertransmission—Electrical testing
WITHDRAWN published on 13.12.2016
Selected format:General specifications for medical scissors
WITHDRAWN published on 1.1.1989
Selected format:Latest update: 2026-01-23 (Number of items: 2 257 393)
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