GB - Chinese national standards - Page 4590

Standards GB - Chinese national standards - Page 4590

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 4588.3-2002

Design and use of printed boards

Standard published on 25.11.2002

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1 234.80 USD


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GB/T 4588.4-2017

Sectional specification for rigid multilayer printed boards

Standard published on 31.7.2017

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1 006.80 USD


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GB/T 45880-2025

Determination of friction and wear characteristics of monolithic ceramics—Ball-on-disc method

Standard published on 30.6.2025

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GB/T 45881-2025

Agricultural service—Specification for third party agricultural products traceability service

Standard published on 30.6.2025

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226.80 USD


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GB/T 45883-2025

Pure culture of morels

Standard published on 30.6.2025

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GB/T 45884-2025

White tea origin discrimination—Near infrared spectral method

Standard published on 30.6.2025

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226.80 USD


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226.80 USD


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GB/T 45886-2025

Vocabulary of tea cultivation and breeding

Standard published on 30.6.2025

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