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Standards GB - Chinese national standards - Page 6881
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 20990.1-2007
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Thyristor valves for high voltage direct current(HVDC)power transmission—Part 1:Electrical testing
WITHDRAWN published on 21.6.2007
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GB/T 20993-2007
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DC filter capacitors for HVDC transmission systems
WITHDRAWN published on 21.6.2007
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GB/T 20995-2007
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Power electronics for electrical transmission and distribution systems—Testing of thyristor valves for static VAR compensators
WITHDRAWN published on 21.6.2007
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GB/Z 20996.1-2007
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Performance of high-voltage direct current (HVDC) systems—Part 1:Steady-state conditions
WITHDRAWN published on 21.6.2007
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GB/Z 20996.2-2007
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Performance of high-voltage direct current(HVDC)systems—Part 2:Faults and switching
WITHDRAWN published on 21.6.2007
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GB/Z 20996.3-2007
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Performance of high-voltage direct current (HVDC)systems—Part 3:Dynamic conditions
WITHDRAWN published on 21.6.2007
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GB 20997-2007
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Limits of fuel consumption for light duty commercial vehicles
WITHDRAWN published on 19.7.2007
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GB 20998-2007
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Limits and measurement methods for evaporative pollutants from motorcycles and mopeds
WITHDRAWN published on 19.7.2007
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GB/T 20999-2007
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Data communication protocol between traffic signal controller and control center
WITHDRAWN published on 17.7.2007
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GB 210-1992
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Sodium carbonate for industrial use
WITHDRAWN published on 4.12.1992
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