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GB - Chinese national standards - Page 7392

Standards GB - Chinese national standards - Page 7392

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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Preview GB 2836-1981 1.1.1981

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Preview GB 2837-1981 1.1.1981

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Preview GB/T 28370-2012 10.4.2012

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Detect methods for the air quality inside long distance coach

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Preview GB 28377-2012 1.4.2012

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Minimum allowable values of water efficiency and water efficiency grades for urinals

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Preview GB 28378-2012 1.4.2012

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Minimum allowable values of water efficiency and water efficiency grades for showers

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Preview GB 28379-2012 1.4.2012

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Minimum allowable values of water efficiency and water efficiency grades for flush valve for water closets

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Preview GB 2838-1981 1.1.1981

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Coarse and fine aggregates of sintered pulverized fuel ash

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Preview GB 28380-2012 11.5.2012

GB 28380-2012 WITHDRAWN

Minimum allowable values of energy efficiency and energy grades for microcomputers

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Preview GB 2839-1981 1.1.1981

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Coarse and fine aggregates of expanded clay

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Preview GB/T 28398-2012 29.6.2012

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Norms of energy consumption statistics for coal enterprises

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