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Standards GB - Chinese national standards - Page 4780
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
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GB/T 47232-2026
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Test method for coefficient of friction of biomimetic structured surfaces
Standard published on 27.2.2026
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GB/T 47233-2026
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Test methods for adhesion performance of bionic dry adhesive materials
Standard published on 27.2.2026
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GB/T 47234-2026
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General technical requirements for measurement and control equipment intellectualization
Standard published on 27.2.2026
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GB/T 47235-2026
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Textile floor coverings—Colour fastness to shampooing
Standard published on 27.2.2026
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GB/T 47236-2026
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Foundry machinery—Low pressure die casting machines and other equipment related to permanent mold casting process—Safety technical specifications
Standard published on 27.2.2026
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GB/T 47237-2026
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Foundry machinery—Shakeout and decoring equipment—Safety technical specifications
Standard published on 27.2.2026
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GB/T 47238-2026
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Foundry machinery—Molding sand preparation and sand reclamation equipment—Safety technical specifications
Standard published on 27.2.2026
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GB/T 47239.1-2026
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Semiconductor devices—Flexible and stretchable semiconductor devices—Part 1: Bending test method for conductive thin films on flexible substrates
Execute Date: march 2027
Standard published on 28.8.2026
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GB/T 47239.2-2026
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Semiconductor devices—Flexible and stretchable semiconductor devices—Part 2: Evaluation method for electron mobility, sub-threshold swing, and threshold voltage of flexible devices
Execute Date: march 2027
Standard published on 28.8.2026
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GB/T 47239.3-2026
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Semiconductor devices—Flexible and stretchable semiconductor devices—Part 3: Evaluation of thin film transistor characteristics on flexible substrates under bulging
Execute Date: march 2027
Standard published on 28.8.2026
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