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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
Forged fittings, socket-welding and threaded
Standard published on 9.3.2021
Selected format:-
Standard published on 9.3.2021
Selected format:Woodworking machines—General specifications
Standard published on 10.11.2010
Selected format:Thickness planing machines for woodworking—Vocabulary and accuracy
Standard published on 31.10.2025
Selected format:Machines for planing and thickness in one operation for woodworking—Vocabulary and accuracy
Standard published on 31.10.2025
Selected format:Tungsten carbide tipped circular saw blade for woodworking
Standard published on 10.11.2010
Selected format:Test method for impact toughness of high performance ceramics
Standard published on 29.4.1993
Selected format:Fine ceramics (advanced ceramics, advanced technical ceramics) - Test method for flexural strength of monolithic ceramics at elevated temperature
Standard published on 18.9.2008
Selected format:Performance requirements for satellite emergency position indicating radio beacons
Standard published on 10.8.2021
Selected format:
Technical specifications for 406 MHz distress beacons
Execute Date: december 2026
Standard published on 25.5.2026
Selected format:Latest update: 2026-09-04 (Number of items: 2 300 131)
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