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Standards GB - Chinese national standards - Page 8774
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 8072-1987
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Method of sampling and preparation for chrysotile asbestos
WITHDRAWN published on 15.7.1987
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GB/T 8073-1987
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Method of wet determination for loftiness of chrysotile asbestos
WITHDRAWN published on 15.7.1987
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GB/T 8074-1987
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Testing method for specific surface of cement—Blaine method
WITHDRAWN published on 15.7.1987
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GB/T 8075-1987
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Classification, nomenclature and definition of concrete admixtures
WITHDRAWN published on 15.7.1987
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GB/T 8075-2005
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Definition, classification, nomenclature and terms of concrete admixtures
WITHDRAWN published on 19.1.2005
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GB 8076-1997
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Concrete admixtures
WITHDRAWN published on 6.5.1997
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GB/T 8077-2000
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Methods for testing uniformity of concrete admixture
WITHDRAWN published on 18.12.2000
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GB/T 8077-2012
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Methods for testing uniformity of concrete admixture
WITHDRAWN published on 31.12.2012
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GB 8078-1987
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Lightweight and refractory ceramsite concrete block for cement kiln lining
WITHDRAWN published on 1.1.1987
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GB 8079-1987
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Seed of vegetables
WITHDRAWN published on 1.1.1987
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