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Standards GB - Chinese national standards - Page 4981
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 50121-2005
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Rating standard of sound insulation in buildings
Standard published on 15.7.2005
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GB/T 50123-2019
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Standard for geotechnical testing method
Standard published on 24.5.2019
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GB/T 50125-2010
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Standard for basic terms of water and wastewater engineering
Standard published on 31.5.2010
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GB 50126-2008
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Code for construction of industrial equipment and pipeline insulation engineering
Standard published on 10.3.2008
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GB 50127-2020
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Technical standard for aerial ropeway engineering
Standard published on 16.1.2020
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GB 50128-2014
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Code for construction of vertical cylindrical steel welded storage tanks
Standard published on 15.4.2014
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GB/T 50129-2011
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Standard for test method of basic mechanics properties of masonry
Standard published on 29.7.2011
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GB/T 5013.1-2008
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Rubber insulated cables of rated voltages up to and including 450/750V - Part 1: General requirements
Standard published on 22.1.2008
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GB/T 5013.2-2008
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Rubber insulated cables of rated voltages up to and including 450/750V - Part 2Test methods
Standard published on 22.1.2008
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GB/T 5013.3-2008
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Rubber insulated cables of rated voltages up to and including 450/750V - Part 3Heat resistant silicone insulated cables
Standard published on 22.1.2008
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