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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
Wave spring washers
Standard published on 5.2.1987
Selected format:Chlorothalonil technical material
Standard published on 1.11.2017
Selected format:Chlorothalonil wettable powders
Standard published on 1.11.2017
Selected format:Jingangmycin A aqueous solution
Standard published on 7.9.2017
Selected format:phoxim technical
Standard published on 11.7.2008
Selected format:phoxim emulsifiable concentrates
Standard published on 11.7.2008
Selected format:Crystallo-dimethoate
Standard published on 13.7.2001
Selected format:Countersunk external toothed lock washers
Standard published on 5.2.1987
Selected format:Countersunk serrated external toothed lock washers
Standard published on 5.2.1987
Selected format:Conical spring washers
Standard published on 29.12.2017
Selected format:Latest update: 2026-04-19 (Number of items: 2 274 482)
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