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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
Butt hinges with loose
WITHDRAWN published on 19.2.1987
Selected format:Refined tin ingot
WITHDRAWN published on 1.1.1984
Selected format:Ingot tin
WITHDRAWN published on 15.7.1998
Selected format:Ingot tin
WITHDRAWN published on 10.1.2011
Selected format:H hinges
WITHDRAWN published on 1.1.1987
Selected format:H hinges
WITHDRAWN published on 19.2.1987
Selected format:T hinges
WITHDRAWN published on 1.1.1987
Selected format:T hinges
WITHDRAWN published on 19.2.1987
Selected format:Lift-off hinges
WITHDRAWN published on 1.1.1987
Selected format:Lift-off hinges
WITHDRAWN published on 19.2.1987
Selected format:Latest update: 2026-04-02 (Number of items: 2 270 295)
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