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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
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WITHDRAWN published on 1.1.1980
Selected format:Nickel and nickel alloy strips
WITHDRAWN published on 30.8.1993
Selected format:Nickel and nickel alloy strips
WITHDRAWN published on 30.4.2007
Selected format:Enterprise-control system integration—Part 1:Models and terminology
WITHDRAWN published on 13.12.2006
Selected format:Enterprise-control system integration—Part 2:Object model attributes
WITHDRAWN published on 13.12.2006
Selected format:Enterprise-control system integration—Part 3:Activity models of manufacturing operations management
WITHDRAWN published on 1.12.2010
Selected format:General specifications of automatic guided vehicles
WITHDRAWN published on 13.12.2006
Selected format:Method of thickness measurement for thin crystal by convergent beam electron diffraction
WITHDRAWN published on 25.12.2006
Selected format:Electron probe microanalysis guidelines for qualitative point analysis by wavelength dispersive X-ray spectrometry
WITHDRAWN published on 25.12.2006
Selected format:Instrumental specification for energy dispersive X-ray spectrometers with semiconductor detectors
WITHDRAWN published on 25.12.2006
Selected format:Latest update: 2025-12-29 (Number of items: 2 253 390)
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