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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
Auxiliary convertor for electric locomotive
WITHDRAWN published on 29.9.2017
Selected format:Technical guide for by-pass working on ditsribution line
WITHDRAWN published on 29.9.2017
Selected format:Technical requirements of tungsten powders
WITHDRAWN published on 31.12.1982
Selected format:Tungsten bars
WITHDRAWN published on 31.12.1982
Selected format:Tungsten bars and rods
WITHDRAWN published on 18.7.2006
Selected format:Road vehicles—Functional safety—Part 1:Vocabulary
WITHDRAWN published on 14.10.2017
Selected format:Road vehicles—Functional safety—Part 10:Guideline
WITHDRAWN published on 14.10.2017
Selected format:Road vehicles—Functional safety—Part 2:Management of functional safety
WITHDRAWN published on 14.10.2017
Selected format:Road vehicles—Functional safety—Part 3:Concept phase
WITHDRAWN published on 14.10.2017
Selected format:Road vehicles—Functional safety—Part 4:Product development at the system level
WITHDRAWN published on 14.10.2017
Selected format:Latest update: 2025-12-22 (Number of items: 2 253 013)
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