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Standards GB - Chinese national standards - Page 6934
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 2014-1980
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Technical requirements of knitted screening of mixed natural silk and synthetic fibre
WITHDRAWN published on 15.8.1980
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GB/T 20140-2006
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Dynamic characteristic and vibration measurement method of turbo-generators on stator windings and evaluation criteria
WITHDRAWN published on 6.3.2006
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GB/T 20141-2006
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Overhead electrical conductors—Formed wire, concentric lay, stranded conductors
WITHDRAWN published on 6.3.2006
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GB/T 20144-2006
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Barrel thread for E14 and E27 lampholders with shade holder ring
WITHDRAWN published on 6.3.2006
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GB/T 20146-2006
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CIE standard illuminants for colorimetry
WITHDRAWN published on 6.3.2006
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GB/T 20147-2006
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CIE standard colorimetric observers
WITHDRAWN published on 6.3.2006
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GB/T 2015-1991
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White portland cement
WITHDRAWN published on 22.3.1991
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GB/T 2015-2005
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White portland cement
WITHDRAWN published on 19.1.2005
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GB/T 20150-2006
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Erythema reference action spectrum and standard erythema dose
WITHDRAWN published on 6.3.2006
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GB/T 20151-2006
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Photometry - the CIE system of physical photometry
WITHDRAWN published on 6.3.2006
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