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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
Suspension electromagnetic separators
WITHDRAWN published on 1.1.1988
Selected format:Beater wheel mill
WITHDRAWN published on 1.1.1988
Selected format:Determination of the smoke and dust of industrial kiln and furnace
WITHDRAWN published on 4.5.1988
Selected format:Forged round and square steels—Dimension, shape, weightand tolerance
WITHDRAWN published on 19.2.1987
Selected format:Forged bars—Dimensions,shape,weight and tolerances
WITHDRAWN published on 5.8.2008
Selected format:General technical requirements for railway signal DC neutral relays
WITHDRAWN published on 13.4.1988
Selected format:-
WITHDRAWN published on 1.1.1988
Selected format:Fuel dispensers for motor vehicles
WITHDRAWN published on 1.1.1998
Selected format:Fuel dispensers for motor vehicles
WITHDRAWN published on 17.12.2001
Selected format:Fuel dispensers for motor vehicles
WITHDRAWN published on 26.6.2008
Selected format:Latest update: 2025-12-29 (Number of items: 2 253 390)
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