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GB - Chinese national standards - Page 7023

Standards GB - Chinese national standards - Page 7023

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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Preview GB/T 2178-1991 1.1.1991
GB/T 2178-1991 WITHDRAWN

(The parts and units of jigs and fixtures. Turn the bent plate)

WITHDRAWN published on 1.1.1991

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Preview GB/T 21782.1-2008 12.5.2008
GB/T 21782.1-2008 WITHDRAWN

Coating powders - Part 1: Determination of particle size distribution by sieving

WITHDRAWN published on 12.5.2008

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Preview GB/T 21782.10-2008 12.5.2008
GB/T 21782.10-2008 WITHDRAWN

Coating powders - Part 10Determination of deposition efficiency

WITHDRAWN published on 12.5.2008

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Preview GB/T 21782.2-2008 12.5.2008
GB/T 21782.2-2008 WITHDRAWN

Coating powders - Part 2: Determination of density by gas comparison pyknometer (referee method)

WITHDRAWN published on 12.5.2008

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Preview GB/T 21782.3-2008 12.5.2008
GB/T 21782.3-2008 WITHDRAWN

Coating powders - Part 3Determination of density by liquid displacement pyknometer

WITHDRAWN published on 12.5.2008

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Preview GB/T 21782.4-2008 12.5.2008
GB/T 21782.4-2008 WITHDRAWN

Coating powders - Part 4: Calculation of lower explosion limit

WITHDRAWN published on 12.5.2008

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Preview GB/T 21782.8-2008 12.5.2008
GB/T 21782.8-2008 WITHDRAWN

Coating powders - Part 8: Assessment of the storage stability of thermosetting powders

WITHDRAWN published on 12.5.2008

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Preview GB/T 21783-2008 12.5.2008
GB/T 21783-2008 WITHDRAWN

Plastics—Determination of melting behaviour (melting temperature or melting range) of semi-crystalline polymers by capillary tube and polarizing-microscope methods

WITHDRAWN published on 12.5.2008

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Preview GB/T 21786-2008 12.5.2008
GB/T 21786-2008 WITHDRAWN

Chemicals - Test method of bacterial reverse mutation

WITHDRAWN published on 12.5.2008

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Preview GB/T 21788-2008 12.5.2008
GB/T 21788-2008 WITHDRAWN

Chemicals - Test method of combined chronic toxicity/carcinogenicity study

WITHDRAWN published on 12.5.2008

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