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Standards GB - Chinese national standards - Page 7350
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 28181-2016
WITHDRAWN
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Technical requirements for information transport,switch and control in video surveillance network system for public security
WITHDRAWN published on 12.7.2016
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GB/T 28182-2011
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Surge arresters containing series gapped structures with rated voltage 52 kV and less
WITHDRAWN published on 30.12.2011
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GB/T 28185-2011
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Urban heating unit with heat exchanger
WITHDRAWN published on 30.12.2011
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GB/T 28189-2011
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Textiles—Determination of polycyclic aromatic hydrocarbons
WITHDRAWN published on 30.12.2011
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GB 2819-1981
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General technical requirements for A. C. 50Hz mobile electric power supply unit
WITHDRAWN published on 1.1.1981
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GB/T 28199-2011
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Oil-filled radiator
WITHDRAWN published on 30.12.2011
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GB 282-1987
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Rolling bearings--Self-aligning ball bearings with tapered adapter sleeves--Boundary dimensions
WITHDRAWN published on 1.1.1987
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GB 2820-1990
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WITHDRAWN published on 1.1.1990
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GB/T 2820.1-1997
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Reciprocating internal combustion engine driven alternating current generating sets—Part 1:Application, ratings and performance
WITHDRAWN published on 26.12.1997
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GB/T 2820.1-2009
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Reciprocating internal combustion engine driven alternating current generating sets—Part 1:Application,ratings and performance
WITHDRAWN published on 6.5.2009
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