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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
Cast iron straightedges
WITHDRAWN published on 1.1.1986
Selected format:Steel and granite straightedges
WITHDRAWN published on 1.1.1986
Selected format:Chemical reagent—Disodium tetraborate decahydrate
WITHDRAWN published on 1.3.1993
Selected format:-
WITHDRAWN published on 1.1.1986
Selected format:Mechanical dial comparators
WITHDRAWN published on 16.12.1997
Selected format:Spring-optical measuring heads,opticators
WITHDRAWN published on 24.4.1986
Selected format:Types and dimensions of plain limit gauges
WITHDRAWN published on 24.4.1986
Selected format:Controllability and stability test procedure for automobiles--Pylon course slalom test
WITHDRAWN published on 1.1.1986
Selected format:Controllability and stability test procedure for automobiles—Pylon course slalom test
WITHDRAWN published on 4.4.1994
Selected format:Controllability and stability test procedure for automobiles--Steering transient response test (Steering wheel angle step input)
WITHDRAWN published on 1.1.1986
Selected format:Latest update: 2026-04-16 (Number of items: 2 272 849)
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