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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
Road vehicles—Vocabulary and difinition for braking of automotive vehicles and their trailers
Standard published on 29.9.2020
Selected format:Test methods of performance for rock drilling machines and pneumatic tools
Standard published on 9.7.2008
Selected format:Guide for the electricity consumption quota determination and regulation of product
Standard published on 18.9.2008
Selected format:Motor vehicle maintenance and repair terms
Standard published on 10.5.2019
Selected format:Flared couplings - Straight thread
Standard published on 7.5.2008
Selected format:Flared couplings - Male
Standard published on 7.5.2008
Selected format:Flared couplings - Male long
Standard published on 7.5.2008
Selected format:Flared couplings - Union
Standard published on 7.5.2008
Selected format:Flared couplings - Male elbow
Standard published on 7.5.2008
Selected format:Flared couplings - Union elbow
Standard published on 7.5.2008
Selected format:Latest update: 2026-08-13 (Number of items: 2 293 179)
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