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Standards GB - Chinese national standards - Page 4821
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 47637.3-2026
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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 3: AC/DC appliance inlet
Execute Date: february 2027
Standard published on 2.7.2026
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GB/T 47638.1-2026
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Digital twin system of pumped storage power station—Part 1:General requirements
Execute Date: november 2026
Standard published on 2.7.2026
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GB/T 47639.1-2026
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Environmental testing—Outdoor exposure testing—Part 1:Exposure to solar radiation filtered through glass
Execute Date: february 2027
Standard published on 2.7.2026
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GB/T 47640-2026
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Digital transformation—Technical competence and cultivation requirements for digital talents
Execute Date: november 2026
Standard published on 2.7.2026
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GB/T 47641-2026
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Specification for precise point positioning real-time kinematic integrity information products of BeiDou/global navigation satellite system (BDS/GNSS)
Execute Date: november 2026
Standard published on 2.7.2026
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GB/T 47642-2026
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Guide for treatment and replacement of lubricants for wind turbine
Execute Date: november 2026
Standard published on 2.7.2026
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GB/T 47643-2026
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Directives for life cycle evaluation of electric power assets
Execute Date: february 2027
Standard published on 2.7.2026
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GB/T 47644-2026
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Startup physics tests for pressurized water reactor of nuclear power plants
Execute Date: february 2027
Standard published on 2.7.2026
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GB/T 47645-2026
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Greenhouse gases—Quantification method and requirements for carbon footprint of products—Electric vehicle charging equipment
Execute Date: february 2027
Standard published on 2.7.2026
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GB/T 47646-2026
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Application guidance for Sb-Be neutron source in the first cycle of PWR nuclear power plant
Execute Date: november 2026
Standard published on 2.7.2026
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