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GB - Chinese national standards - Page 6808

Standards GB - Chinese national standards - Page 6808

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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Publication year
Preview GB 2005-1980 1.1.1980
GB 2005-1980 WITHDRAWN

Method for determination of coke particle content and the lump granulometric composition in metallurgical cokes

WITHDRAWN published on 1.1.1980

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in 2 working days
Preview GB/T 20050-2006 9.1.2006
GB/T 20050-2006 WITHDRAWN

Amusement devices inspect acceptance

WITHDRAWN published on 9.1.2006

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348.80 USD


in 3 working days
Preview GB 20052-2006 9.1.2006
GB 20052-2006 WITHDRAWN

The minimum allowable values of energy efficiency and the evaluating values of energy conservation for three-phase distribution transformers

WITHDRAWN published on 9.1.2006

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in 3 working days
Preview GB 20052-2013 9.6.2013
GB 20052-2013 WITHDRAWN

Minimum allowable values of energy efficiency and energy efficiency grades for three-phase distribution transformers

WITHDRAWN published on 9.6.2013

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Preview GB 20052-2020 29.5.2020
GB 20052-2020 WITHDRAWN

Minimum allowable values of energy efficiency and the energy efficiency grades for power transformers

WITHDRAWN published on 29.5.2020

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electronic design (pdf) (381.30 USD)


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381.30 USD


IN STOCK
Preview GB 20053-2006 9.1.2006
GB 20053-2006 WITHDRAWN

The minimum allowable values of energy efficiency and the energy efficiency grades for ballast of metal-halide lamps

WITHDRAWN published on 9.1.2006

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in 3 working days
Preview GB 20053-2015 10.12.2015
GB 20053-2015 WITHDRAWN

Minimum allowable values of energy efficiency and energy efficiency grades for ballasts of metal-halide lamps

WITHDRAWN published on 10.12.2015

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electronic design (pdf) (187.50 USD)


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187.50 USD


IN STOCK
Preview GB 20054-2006 9.1.2006
GB 20054-2006 WITHDRAWN

The minimum allowable values of energy efficiency and energy efficiency grades for metal-halide lamps

WITHDRAWN published on 9.1.2006

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in 3 working days
Preview GB/T 20056-2006 9.1.2006
GB/T 20056-2006 WITHDRAWN

Rolling bearings—Radial needle roller and cage assemblies—Dimensions and tolerances

WITHDRAWN published on 9.1.2006

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in 3 working days
Preview GB/T 20057-2006 9.1.2006
GB/T 20057-2006 WITHDRAWN

Rolling bearings—Single-row cylindrical roller bearings—Chamfer dimensions for loose rib and non-rib sides

WITHDRAWN published on 9.1.2006

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