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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
Continuous shiploader for bulk materials—Type and basic parameter
WITHDRAWN published on 13.10.2016
Selected format:Standard for type GF pulverized coal feeder
WITHDRAWN published on 1.1.1982
Selected format:Mechanical test at ambient temperature for high-voltage switchgear
WITHDRAWN published on 22.2.1989
Selected format:General technical specification for wind power rubber to metal parts
WITHDRAWN published on 13.10.2016
Selected format:Metro rigid catenary elastic suspension insulating component
WITHDRAWN published on 13.10.2016
Selected format:Cord fabric for cart tires
WITHDRAWN published on 1.1.1981
Selected format:-
WITHDRAWN published on 1.1.1982
Selected format:Copper alloy bars-Ultrasonic testing method
WITHDRAWN published on 23.7.1999
Selected format:Ultrasonic testing method of copper and copper alloy bars
WITHDRAWN published on 10.1.2011
Selected format:Test methods of belt flexing fatigue for dipped cords
WITHDRAWN published on 13.10.2016
Selected format:Latest update: 2026-07-15 (Number of items: 2 287 995)
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