Standards GB - Chinese national standards - Page 7476

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GB/T 2887-2000 WITHDRAWN

Specification for electronic computer field

WITHDRAWN published on 3.1.2000

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GB/T 28879-2012 WITHDRAWN

Nomenclature of model for electrotechnical instruments

WITHDRAWN published on 5.11.2012

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GB/T 2888-1991 WITHDRAWN

Methods of noise measurement for fans, blowers compressors and Roots blowers

WITHDRAWN published on 6.11.1991

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GB/T 28880-2012 WITHDRAWN

Non-destructive testing—Evaluating performance characteristics of ultrasonic pulse-echo testing systems without the use of electronic measurement instruments

WITHDRAWN published on 5.11.2012

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