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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
Erecting specifications for marine low-speed diesel engine
WITHDRAWN published on 1.1.1988
Selected format:Acoustic, optical alarm signals and identifying indications in ships
WITHDRAWN published on 21.5.1988
Selected format:Control threshold of tea looper
WITHDRAWN published on 1.1.1988
Selected format:Classification and terms of ceramic tiles and ceramic sanitary wares
WITHDRAWN published on 1.11.1999
Selected format:Classification and terms of building and sanitary ceramics
WITHDRAWN published on 20.7.2011
Selected format:Standard of limit on radioactive substance for products contained industrial waste slage in building materials industry
WITHDRAWN published on 1.1.1988
Selected format:Building terra cotta
WITHDRAWN published on 1.1.1988
Selected format:Carrier--Determination of particle size by dry sieving method
WITHDRAWN published on 1.1.1988
Selected format:Pillar box
WITHDRAWN published on 1.1.1988
Selected format:Code for classification and type of highway pavement
WITHDRAWN published on 27.2.1989
Selected format:Latest update: 2026-03-15 (Number of items: 2 266 660)
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