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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
Classification of environmental conditions—Environmental conditions appearing in nature—Air pressure
Standard published on 29.12.2017
Selected format:Classification of environmental conditions—Environmental conditions appearing in nature—Part 3: Living organisms
Standard published on 25.4.2024
Selected format:Classification of environmental conditions—Environmental conditions appearing in nature—Solar radiation and temperature
Standard published on 10.12.2019
Selected format:Classification of environmental conditions—Environmental conditions appearing in nature—Precipitation and wind
Standard published on 29.12.2017
Selected format:Classification of environmental conditions—Environmental conditions appearing in nature—Dust,sand,salt mist
Standard published on 12.11.2013
Selected format:Classification of environmental conditions of electric and electronic products—Environmental conditions appearing in nature—Earthquake vibration and shock
Standard published on 30.12.2008
Selected format: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
Selected format:Classification of environmental conditions—Classification of groups of environmental parameters and their severities Part1:—Storage
Standard published on 30.8.2019
Selected format:Environmental conditions existing in the application of electric and electronic products - Guidance
Standard published on 19.12.2006
Selected format:Classification of environmental conditions—Classification of groups of environmental parameters and their severities—Part 11: Drawing the distribution map of environmental severities
Standard published on 23.8.2024
Selected format:Latest update: 2026-07-14 (Number of items: 2 286 733)
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