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Standards GB - Chinese national standards - Page 7169
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 2452-1981
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Sulphur for industrial use -- Determination of water content
WITHDRAWN published on 1.1.1981
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GB/T 24521-2009
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Method for the determination of specific resistance of coke
WITHDRAWN published on 30.10.2009
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GB/T 24522-2009
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Metallic materials—Method of test for the determination of resistance to stable crack extension using specimens of low constraint
WITHDRAWN published on 30.10.2009
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GB/T 24523-2009
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Test method for rapid indentation (Brinell)hardness testing of metallic materials
WITHDRAWN published on 30.10.2009
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GB/T 24524-2009
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Metallic materials—Sheet and strip—Hole expanding test
WITHDRAWN published on 30.10.2009
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GB/T 24527-2009
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Carbon materials-determination moisture in air-dried sample
WITHDRAWN published on 30.10.2009
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GB/T 24528-2009
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Carbon materials—Determination method of the bulk density
WITHDRAWN published on 30.10.2009
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GB/T 24529-2009
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Carbon materials—Determination of open porosity
WITHDRAWN published on 30.10.2009
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GB 2453-1981
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Sulphur for industrial use -- Determination of water content
WITHDRAWN published on 1.1.1981
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GB/T 24533-2009
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Graphite negative electrode materials for lithium ion battery
WITHDRAWN published on 30.10.2009
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