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Standards GB - Chinese national standards - Page 4872
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 47968-2026
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General technical specification for grid-forming converter
Execute Date: november 2026
Standard published on 30.7.2026
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GB/T 47969-2026
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Registration requirements for industry internet data factors
Execute Date: february 2027
Standard published on 30.7.2026
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GB/T 4797.1-2018
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Classification of environmental conditions—Environmental conditions appearing in nature—Temperature and humidity
Standard published on 14.5.2018
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GB/T 4797.2-2017
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Classification of environmental conditions—Environmental conditions appearing in nature—Air pressure
Standard published on 29.12.2017
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GB/T 4797.3-2024
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Classification of environmental conditions—Environmental conditions appearing in nature—Part 3: Living organisms
Standard published on 25.4.2024
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GB/T 4797.4-2019
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Classification of environmental conditions—Environmental conditions appearing in nature—Solar radiation and temperature
Standard published on 10.12.2019
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GB/T 4797.5-2017
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Classification of environmental conditions—Environmental conditions appearing in nature—Precipitation and wind
Standard published on 29.12.2017
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GB/T 4797.6-2013
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Classification of environmental conditions—Environmental conditions appearing in nature—Dust,sand,salt mist
Standard published on 12.11.2013
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GB/T 4797.7-2008
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Classification of environmental conditions of electric and electronic products—Environmental conditions appearing in nature—Earthquake vibration and shock
Standard published on 30.12.2008
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GB/T 4797.9-2021
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Classification of environmental conditions—Environmental conditions appearing in nature—Measured shock and vibration data during storage, transportation and in-use
Standard published on 9.3.2021
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