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Standards GB - Chinese national standards - Page 4803
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 50341-2014
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Code for design of vertical cylindrical welded steel oil tanks
Standard published on 29.5.2014
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GB 50342-2003
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Technical code for concrete structure of TV tower
Standard published on 5.11.2003
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GB 50343-2012
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Technical code for protection of building electronic information system against lightning
Standard published on 11.6.2012
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GB/T 50344-2019
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Technical standard for inspection of building structure
Standard published on 22.11.2019
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GB 50345-2012
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Technical code for roof engineering
Standard published on 28.5.2012
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GB 50346-2011
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Architectural and technical code for biosafety laboratories
Standard published on 1.1.2011
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GB 50347-2004
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Code of design for powder extinguishing systems
Standard published on 2.9.2004
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GB 50348-2018
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Technical Code for Engineering of Security and Protection System
Standard published on 14.5.2018
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GB 50349-2015
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Code for design of gas gathering and transportation system in gas fie1d
Standard published on 1.1.2015
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GB 50350-2015
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Code for design of oil-gas gathering and transportation systems
Standard published on 1.1.2015
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