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Standards GB - Chinese national standards - Page 7623
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 4811-1984
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Permitted level of inorganic arsenic in sea foods
WITHDRAWN published on 1.1.1984
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GB 4812-1984
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Logs of super grade
WITHDRAWN published on 1.1.1984
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GB/T 4812-1995
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Logs of super grade
WITHDRAWN published on 8.12.1995
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GB/T 4812-2006
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Logs of super grade
WITHDRAWN published on 12.7.2006
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GB/T 4813-1995
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Broad leaves ripping logs-Dimensioms,tolerances and grade classification
WITHDRAWN published on 8.12.1995
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GB 4813.1-1984
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WITHDRAWN published on 1.1.1984
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GB 4813.2-1984
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Broad leaves processing logs--Dimensions--Tolerances
WITHDRAWN published on 1.1.1984
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GB 4813.3-1984
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Broad leaves processing logs--Grade--Classification
WITHDRAWN published on 1.1.1984
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GB 4814-1984
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Log volume table
WITHDRAWN published on 22.12.1984
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GB 4815-1984
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Volume table of Chinese fir tree poles
WITHDRAWN published on 22.12.1984
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