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Standards GB - Chinese national standards - Page 5309
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 9706.266-2025
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Medical electrical equipment—Part 2-66: Particular requirements for the basic safety and essential performance of hearing aids and hearing aid systems
Execute Date: july 2026
Standard published on 31.12.2025
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GB 9706.271-2022
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Medical electrical equipment—Part 2-71: Particular requirements for the basic safety and essential performance of functional near-infrared spectroscopy (NIRS) equipment
Standard published on 29.12.2022
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GB 9706.275-2022
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Medical electrical equipment—Part 2-75: Particular requirements for the basic safety and essential performance of photodynamic therapy and photodynamic diagnosis equipment
Standard published on 29.12.2022
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GB 9706.283-2022
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Medical electrical equipment—Part 2-83: Particular requirements for the basic safety and essential performance of home light therapy equipment
Standard published on 29.12.2022
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GB 9706.290-2022
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Medical electrical equipment—Part 2-90:Particular requirements for basic safety and essential performance of respiratory high flow therapy equipment
Standard published on 29.12.2022
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GB/T 9707-2010
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Rubber internal mixers & plastics internal mixers
Standard published on 26.9.2010
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GB/T 971-2008
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thread rolling cylindrical dies
Standard published on 3.6.2008
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GB/T 9711-2023
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Petroleum and natural gas industries—Steel pipe for pipeline transportation systems
Standard published on 27.11.2023
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GB/T 9713-1988
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Information processing--Recording characteristics of instrumentation magnetic tape (includingtelemetry systems)--Interchange requirements
Standard published on 5.9.1988
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GB/T 9714-1988
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Information processing--General purpose hubs and reels with 76mm centre hole for magnetic tape usedin interchange instrumentation applications
Standard published on 5.9.1988
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