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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
Integrity management specification of city gas distribution pipeline
Execute Date: february 2027
Standard published on 2.7.2026
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Equipment integrity management specification for pressure piping station
Execute Date: february 2027
Standard published on 2.7.2026
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Tools for pressing—Spring plungers with helicoidal compression steel spring or gas spring
Execute Date: february 2027
Standard published on 2.7.2026
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Micro-electromechanical systems (MEMS) technology—Measurement methods of electro-mechanical conversion characteristics of piezoelectric MEMS cantilever
Execute Date: february 2027
Standard published on 2.7.2026
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Micro-electromechanical systems (MEMS) technology—Bond strength test for glass frit bonded structures using micro-chevron-tests (MCT)
Execute Date: february 2027
Standard published on 2.7.2026
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Textiles—Microplastics from textile sources—Part 1: Determination of collected material mass from fabrics during washing
Execute Date: february 2027
Standard published on 2.7.2026
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Textiles—Microplastics from textile sources—Part 3:Measurement of collected material mass released from textile end products by domestic washing method
Execute Date: february 2027
Standard published on 2.7.2026
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Household electric instantaneous water heaters—Methods for measuring the performance—Part 1: General aspects
Execute Date: february 2027
Standard published on 2.7.2026
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Terminology, classification and model compilation method for complete sets of equipment for polyacrylonitrile fiber production
Execute Date: february 2027
Standard published on 2.7.2026
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Home textiles—Test method for compression and resilience
Execute Date: february 2027
Standard published on 2.7.2026
Selected format:Latest update: 2026-11-05 (Number of items: 2 209 078)
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