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Standards GB - Chinese national standards - Page 521
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 15490-2012
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General specification for solid state lasers
Standard published on 5.11.2012
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GB/T 15491-2008
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Requirements and measurement methods of electrical performance for duplexers used in the mobile services
Standard published on 11.4.2008
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GB/T 15492-2009
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Functional classification of wheelchair basketball and swimming for disabled athletes
Standard published on 30.9.2009
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GB/T 15493-2009
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Functional classification of shooting and table tennis for disabled athletes
Standard published on 30.9.2009
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GB/T 15496-2017
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Enterprise standards system—Requirement
Standard published on 29.12.2017
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GB/T 15497-2017
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Enterprise standards system—Product realization
Standard published on 29.12.2017
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GB/T 15498-2017
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Enterprise standards system—Fundamental supports
Standard published on 29.12.2017
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GB/T 15499-1995
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The lost workdays standard for injury accidents
Standard published on 10.3.1995
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GB 15499-2025
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Determination of lost workdays for work safety accidents injury
Execute Date: january 2027
Standard published on 31.12.2025
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GB/T 155-2017
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Defects in logs
Standard published on 29.12.2017
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