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Standards GB - Chinese national standards - Page 4999
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 50295-2016
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Code for design of cement plant
Standard published on 18.8.2016
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GB 50296-2014
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Technical code for tube well
Standard published on 23.6.2014
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GB/T 50297-2018
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Standard for basic terms of electric power engineering
Standard published on 1.1.2018
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GB/T 50298-2018
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Code for Scenic area Planning
Standard published on 11.9.2018
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GB/T 50299-2018
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Code for construction and acceptance of metro engineering
Standard published on 10.7.2018
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GB/T 503-2016
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Determination of the gasoline octane number—Test method for motor octane number
Standard published on 14.6.2016
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GB 50300-2013
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unified standard for constructional quality acceptance of building engineering
Standard published on 1.11.2013
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GB 50303-2015
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Code for acceptance of construction quality ofelectrical installation in building
Standard published on 1.1.2015
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GB 50307-2012
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Code for geotechnical investigations of urban rail transit
Standard published on 21.1.2012
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GB/T 50308-2017
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Code for urban rail transit engineering survey
Standard published on 4.5.2017
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