Standards GB - Chinese national standards - Page 5059

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 6379.3-2012

Accuracy(trueness and precision) of measurement methods and results - Part 3Intermediate measures of the precision of a standard measurement method

Standard published on 5.11.2012

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GB/T 6379.4-2006

Accuracy (trueness and precision) of measurement methods and results -Part 4: Basic methods for the determination of the trueness of a standard measurement method

Standard published on 13.11.2006

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GB/T 6379.4-2025

Accuracy (trueness and precision) of measurement methods and results—Part 4:Basic methods for the determination of the trueness of a standard measurement method
Execute Date: july 2026

Standard published on 31.12.2025

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GB/T 6379.5-2006

Accuracy(trueness and precision) of measurement methods and results -Part 5: Alternative methods for the determination of the precision of a standard measurement method

Standard published on 13.11.2006

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GB/T 6379.6-2009

Accuracy(trueness and precision) of measurement methods and results - Part 6: Use in practice of accuracy values

Standard published on 13.3.2009

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