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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
Jute yarns for wire rope cores—Technical requirements and grading stipulation
WITHDRAWN published on 19.11.1987
Selected format:Test method for reservoir fluid physical properties
WITHDRAWN published on 29.9.2011
Selected format:Crude petroleum—Determination of wax content
WITHDRAWN published on 29.9.2011
Selected format:Standard test method for pour point of crude oils
WITHDRAWN published on 29.9.2011
Selected format:Jute yarns and threads—Packaging and marking
WITHDRAWN published on 19.11.1987
Selected format:Fuel cell electric vehicles—Onboard hydrogen system—Specifications
WITHDRAWN published on 29.9.2011
Selected format:Fuel cell electric vehicles—Maximum speed test method
WITHDRAWN published on 29.9.2011
Selected format:Examination and assessment for professional managers
WITHDRAWN published on 29.9.2011
Selected format:Terminology for professional managers
WITHDRAWN published on 29.9.2011
Selected format:Hexagon fit bolts--Product grade A and B
WITHDRAWN published on 24.6.1988
Selected format:Latest update: 2025-05-18 (Number of items: 2 200 933)
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