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Standards GB - Chinese national standards - Page 5316
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 7255-1998
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Single sideband power-line carrier terminals
Standard published on 16.3.1998
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GB/T 7256.1-2022
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Lighting fixtures for civil airport—Part 1General requirements
Standard published on 15.4.2022
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GB/T 7256.2-2023
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Lighting fixtures for civil airport—Part 2: Sequence flashing light and runway threshold identification light
Standard published on 28.12.2023
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GB/T 7256.3-2023
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Lighting fixtures for civil airport—Part 3: Precision approach path indicator
Standard published on 28.12.2023
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GB/T 7256.4-2023
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Lighting fixtures for civil airport—Part 4:Wind direction indicator
Standard published on 28.12.2023
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GB/T 7256.5-2023
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Lighting fixtures for civil airport—Part 5: Aeronautical beacon
Standard published on 28.12.2023
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GB/T 7257-2013
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Measurement methods of parameter for helium-neon laser
Standard published on 17.12.2013
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GB 7258-2017
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Technical specifications for safety of power-driven vehicles operating on roads
Standard published on 29.9.2017
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GB 7258-2026
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Technical specifications for safety of power-driven vehicles operating on roads
Execute Date: july 2027
Standard published on 27.8.2026
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GB/T 7259-1987
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Guidelines for presenting performance of analog process measurement and control instrument
Standard published on 16.2.1987
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