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Standards GB - Chinese national standards - Page 4476
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 44937.2-2025
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Integrated circuits—Measurement of electromagnetic emissions—Part 2: Measurement of radiated emissions—TEM cell and wideband TEM cell method
Standard published on 31.12.2025
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GB/T 44937.3-2025
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Integrated circuits—Measurement of electromagnetic emissions—Part 3: Measurement of radiated emissions—Surface scan method
Standard published on 31.12.2025
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GB/T 44937.4-2024
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Integrated circuits—Measurement of electromagnetic emissions—Part 4:Measurement of conducted emissions—1 /150 direct coupling method
Standard published on 31.12.2024
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GB/T 44937.5-2025
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Integrated circuits—Measurement of electromagnetic emissions—Part 5: Measurement of conducted emissions—Workbench Faraday Cage method
Standard published on 31.12.2025
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GB/T 44937.6-2025
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Integrated circuits—Measurement of electromagnetic emissions—Part 6: Measurement of conducted emissions—Magnetic probe method
Standard published on 31.12.2025
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GB/T 44937.8-2025
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Integrated circuits—Measurement of electromagnetic emissions—Part 8: Measurement of radiated emissions—IC stripeline method
Standard published on 31.12.2025
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GB/Z 44938.1-2024
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Electrical safety of machinery—Part 1: Safety-related sensors used for the protection of persons
Standard published on 31.12.2024
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GB/Z 44938.2-2024
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Electrical safety of machinery—Part 2Examples of application for safety-related sensors used to protect persons
Standard published on 31.12.2024
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GB/T 44939-2024
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Guidelines for quality grading of consumer products—Footwear
Standard published on 28.11.2024
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GB/T 44940-2024
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Footwear and footwear components—Qualitative test method to assess antifungal activity growth test
Standard published on 28.11.2024
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