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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
Rubber and plastics - Analysis of multipeak traces obtained in determinations of tear strength and adhesion strength
Standard published on 1.9.2006
Selected format:Terms and definitions of tyre valves
Standard published on 6.3.2020
Selected format:Reliability requirements and testing methods for tape transport mechanism of cassette tape recorders
Standard published on 20.12.1996
Selected format:Generic specification for the transportmechanism of cassette tape recorders
Standard published on 17.10.2000
Selected format:Terminology for film integrated circuits and hybrid film integrated circuits
Standard published on 28.4.1991
Selected format:General specification for pulse thyratrons
Standard published on 28.4.1991
Selected format:Blank detail specification for hydrogen thyratrons
Standard published on 28.4.1991
Selected format:Chemical reagent--Cadmium chloride
Standard published on 22.12.1994
Selected format:General specification for magnetrons
Standard published on 5.11.2001
Selected format:Blank detail specification for continuous wave magnetrons
Standard published on 5.11.2001
Selected format:Latest update: 2026-03-30 (Number of items: 2 269 988)
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