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Standards GB - Chinese national standards - Page 5018
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 50487-2008
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Code for engineering geological investigation of water resources and hydropower
Standard published on 1.1.2008
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GB 50488-2018
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Code for design of acrylic fibres plant
Standard published on 8.2.2018
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GB 50489-2009
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Code for Design of General Plot Plan and Transportation of Chemical Industrial Enterprises
Standard published on 19.3.2009
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GB/T 50491-2018
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Code for design of iron pellet engineering
Standard published on 1.11.2018
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GB 50492-2009
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Code for design of PET plant
Standard published on 19.3.2009
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GB/T 50493-2019
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Specification for design of combustible gas and toxic gas detection and alarm for petrochemical industry
Standard published on 22.9.2019
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GB 50495-2019
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Technical code for solar heating system
Standard published on 24.5.2019
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GB 50496-2018
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Code for construction of mass concrete
Standard published on 25.4.2018
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GB 50497-2019
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Technical code for monitoring of building excavation engineering
Standard published on 22.11.2019
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GB 50498-2009
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Code for installation and acceptance of fixed fire monitor extinguishing systems
Standard published on 13.5.2009
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