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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
Classification of forging functions
Standard published on 21.5.2021
Selected format:Networking technical requirement for the Domestic(GSO/FSS) satellite communication system
Standard published on 14.11.2007
Selected format:Guideline for the work of complex standardization
Standard published on 6.5.2009
Selected format:Safety code for painting - Safety for electrostatic spray painting process
Standard published on 23.1.2006
Selected format:
Safety specification for electrostatic paint spraying
Execute Date: august 2026
Standard published on 31.10.2025
Selected format:Modules of bevel gears
Standard published on 26.6.1990
Selected format:
Modules of bevel gears
Execute Date: march 2026
Standard published on 29.8.2025
Selected format:Basic tooth profile of straight and skew bevel gears
Standard published on 26.6.1990
Selected format:Designation system for fasteners
Standard published on 26.9.2000
Selected format:Terminology for bevel and hypoid gears
Standard published on 26.6.1990
Selected format:Latest update: 2026-01-02 (Number of items: 2 253 797)
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