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Standards GB - Chinese national standards - Page 4823
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 47657-2026
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Greenhouse gases—Quantification method and requirements for carbon footprint of products—Coal fired power generation
Execute Date: february 2027
Standard published on 2.7.2026
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GB/T 47658-2026
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Technical specification of gas sensing functional controls for household and similar purposes
Execute Date: february 2027
Standard published on 2.7.2026
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GB/T 47659-2026
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Technical requirements for turbidity sensitive controllers for household and similar purposes
Execute Date: february 2027
Standard published on 2.7.2026
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GB/T 47660-2026
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Greenhouse gases—Quantification method and requirements for carbon footprint of products—Hydroelectric generation
Execute Date: february 2027
Standard published on 2.7.2026
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GB/T 47661-2026
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Greenhouse gases—Quantification method and requirements for carbon footprint of products—Wind power generation
Execute Date: february 2027
Standard published on 2.7.2026
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GB/T 47662-2026
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Test method for magnetic pull of magnetic materials
Execute Date: february 2027
Standard published on 2.7.2026
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GB/T 47663-2026
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Determination of protein molecular weight—Liquid chromatography–time-of-flight mass spectrometry
Execute Date: november 2026
Standard published on 2.7.2026
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GB/T 47664-2026
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Test method for neutral salt spray of permanent magnet products
Execute Date: february 2027
Standard published on 2.7.2026
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GB/T 47665-2026
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Testing method for peel strength of laminated electrical composites
Execute Date: february 2027
Standard published on 2.7.2026
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GB/T 47666-2026
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Technical requirements of energy management system for ship electrical equipment
Execute Date: february 2027
Standard published on 2.7.2026
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