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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WITHDRAWN published on 1.1.1985
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WITHDRAWN published on 1.1.1985
Selected format:Packaging,marking,transportation and storage of hand tools
WITHDRAWN published on 16.8.1985
Selected format:Management regulations for examining the safety technique on the workmen working on particular posts
WITHDRAWN published on 1.1.1985
Selected format:Tracheostomy tubes--Connectors
WITHDRAWN published on 1.1.1985
Selected format:Industrial tannic acid
WITHDRAWN published on 1.1.1985
Selected format:Industrial gallic acid
WITHDRAWN published on 1.1.1985
Selected format:Rubber—Determination of indentation hardness by means of pocket hardness meters
WITHDRAWN published on 29.6.1999
Selected format:Rubber, vulcanized or thermoplastic - Determination of indentation hardness - Part 1Duromerer method Shore hardness
WITHDRAWN published on 4.6.2008
Selected format:Rubber, vulcanized or thermoplastic - Determination of indentation hardness - Part 2: IRHD pocket meter method
WITHDRAWN published on 24.4.2009
Selected format:Latest update: 2026-11-11 (Number of items: 2 209 289)
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