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GB - Chinese national standards - Page 312

Standards GB - Chinese national standards - Page 312

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 13641-2025 29.8.2025
GB 13641-2025

General technical conditions of skin-protective agent for workers
Execute Date: september 2026

Standard published on 29.8.2025

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Preview GB/T 13642-2015 15.5.2015
GB/T 13642-2015

Rubber, vulcanized or thermoplastic—Resistance to ozone cracking—Dynamic strain testing

Standard published on 15.5.2015

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Preview GB/T 13646-2013 19.7.2013
GB/T 13646-2013

Rubber - Determination of bound styrene content - Spectrophotometric method

Standard published on 19.7.2013

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Preview GB/T 13649-2009 30.11.2009
GB/T 13649-2009

Fenitrothion technical

Standard published on 30.11.2009

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Preview GB/T 13650-2009 27.4.2009
GB/T 13650-2009

Fenitrothion emulsifiable concentrates

Standard published on 27.4.2009

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Preview GB/T 13651-2023 27.11.2023
GB/T 13651-2023

Retreaded aircraft tyres

Standard published on 27.11.2023

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Preview GB/T 13652-2023 28.12.2023
GB/T 13652-2023

Surface quality of aircraft tires

Standard published on 28.12.2023

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Preview GB/T 13657-2011 30.12.2011
GB/T 13657-2011

Bisphenol-A epoxy resin

Standard published on 30.12.2011

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Preview GB/T 13658-2015 31.12.2015
GB/T 13658-2015

Polymethylene polyphenylene isocyanate

Standard published on 31.12.2015

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Preview GB/T 13659-2008 30.6.2008
GB/T 13659-2008

001×7 Strong acid polystyrene cation exchange resin

Standard published on 30.6.2008

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