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Standards GB - Chinese national standards - Page 4832
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 50621-2010
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Technical standard for in-site testing of steel structure
Standard published on 18.8.2010
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GB/T 50622-2010
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Code for design of private telephone switch system engineering
Standard published on 18.8.2010
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GB/T 50623-2010
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Code for acceptance of private telephone switch system engmeering
Standard published on 18.8.2010
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GB/T 50624-2010
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Code for acceptance of communication engineering in residential districts and residential buildings
Standard published on 3.11.2010
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GB/T 50625-2023
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Technical code for water wells
Standard published on 1.1.2023
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GB/T 50626-2010
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Code of housing provident fund project loan for affordable housing construction
Standard published on 19.7.2010
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GB/T 50627-2010
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Evaluation standard for district heating system
Standard published on 3.11.2010
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GB 50628-2010
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Code for quality acceptance of the concrete filled steel tubular engineering
Standard published on 3.11.2010
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GB 50629-2010
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Code for design of rolling process for plate and strip mill
Standard published on 3.11.2010
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