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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
Daily used safety matches
WITHDRAWN published on 1.1.1988
Selected format:D.C. bridge for measuring resistance
WITHDRAWN published on 8.11.1983
Selected format:-
WITHDRAWN published on 1.1.1983
Selected format:Coupling—Vocabulary
WITHDRAWN published on 25.7.1997
Selected format:Milling machines with table of fixed height with horizontal or vertical spindle—Testing of the accuracy
WITHDRAWN published on 9.11.1983
Selected format:Milling machines with table of variable height with horizontal or vertical spindle--Testing of the accuracy
WITHDRAWN published on 9.11.1983
Selected format:Test conditions for milling machines with table of variable height--Testing of accuracy--Part 2:Machines with horizontal spindle
WITHDRAWN published on 13.9.2002
Selected format:Gauges for general purpose screw threads
WITHDRAWN published on 9.11.1983
Selected format:Specification of gauges for general purpose screw threads
WITHDRAWN published on 10.11.2003
Selected format:Fundamental terms of standardization part 1
WITHDRAWN published on 1.1.1983
Selected format:Latest update: 2026-06-12 (Number of items: 2 281 969)
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