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Standards GB - Chinese national standards - Page 4820
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 4763-2008
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Codes for political parties and groups
Standard published on 6.8.2008
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GB/T 47630-2026
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Test methods for performance of pervious pavement products
Execute Date: december 2026
Standard published on 25.5.2026
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GB/T 47631-2026
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Optical functional films—Scanning microscope test methods for apparent quality
Execute Date: december 2026
Standard published on 25.5.2026
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GB/T 47632-2026
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Dipped reinforcing materials—Test methods of moisture content
Execute Date: december 2026
Standard published on 25.5.2026
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GB/T 47633-2026
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Test method for thermal aging properties of dipped cords and yarns
Execute Date: december 2026
Standard published on 25.5.2026
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GB/T 47634-2026
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Section steel for transport rail of medium and low speed maglev transit
Execute Date: december 2026
Standard published on 25.5.2026
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GB/T 47635-2026
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Greenhouse gases—Quantification method and requirements for carbon footprint of products—Cement
Execute Date: december 2026
Standard published on 25.5.2026
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GB/T 47636-2026
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Greenhouse gases—Quantification method and requirements for carbon footprint of products—Photovoltaic glass
Execute Date: december 2026
Standard published on 25.5.2026
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GB/T 47637.1-2026
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Direct current (DC) appliance couplers for information and communication technology (ICT) equipment installed in data centres and telecom central offices—Part 1: 2.6 kW system
Execute Date: february 2027
Standard published on 2.7.2026
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GB/T 47637.2-2026
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Direct current (DC) appliance couplers for information and communication technology (ICT) equipment installed in data centres and telecom central offices—Part 2: 5.2 kW system
Execute Date: february 2027
Standard published on 2.7.2026
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