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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
Arsenic trioxide
WITHDRAWN published on 16.6.2011
Selected format:Steel wire ropes for ropeway
WITHDRAWN published on 16.6.2011
Selected format:Steel wire ropes for ropeway
WITHDRAWN published on 9.3.2022
Selected format:Cold rolled titanium strip coil
WITHDRAWN published on 16.6.2011
Selected format:Superfine tungsten carbide powder
WITHDRAWN published on 16.6.2011
Selected format:Superfine tungsten powder
WITHDRAWN published on 16.6.2011
Selected format:Scraps of indium
WITHDRAWN published on 16.6.2011
Selected format:Hexagon lobular socket countersunk head screws
WITHDRAWN published on 17.1.1986
Selected format:Hexagon lobular socket countersunk head screws
WITHDRAWN published on 2.7.2007
Selected format:Hexalobular socket countersunk flat head screws
WITHDRAWN published on 28.12.2018
Selected format:Latest update: 2026-04-15 (Number of items: 2 272 661)
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