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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
Acetylene black—Part 9:Determination of resistivity
WITHDRAWN published on 1.8.2006
Selected format:Acetylene black—Part 9Determination of resistivity
WITHDRAWN published on 30.8.2019
Selected format:-
WITHDRAWN published on 1.1.1983
Selected format:Acetylene black—Specification limits
WITHDRAWN published on 3.3.1993
Selected format:Acetylene black
WITHDRAWN published on 1.8.2006
Selected format:Ships and marine technology—Design,location and use of shipboard safety signs,safety-related signs,safety notices and safety markings—Part 1:Design principles
WITHDRAWN published on 30.8.2019
Selected format:The basic standard for low-voltage apparatus in ships
WITHDRAWN published on 1.1.1983
Selected format:General specification for low-voltage apparatus in ships
WITHDRAWN published on 19.5.1994
Selected format:General specification for low-voltage apparatus in ships
WITHDRAWN published on 24.9.2008
Selected format:The terms and definitions related to radar
WITHDRAWN published on 27.6.1983
Selected format:Latest update: 2026-03-29 (Number of items: 2 269 691)
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