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Standards GB - Chinese national standards - Page 427
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 14618-2012
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Frequency sharing criteria between line-of-sight radio-relay communications systems and space radio communications systems
Standard published on 31.12.2012
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GB/T 14619-2013
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Alumina ceramic substrates for thick film integrated circuits
Standard published on 12.11.2013
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GB/T 1462-2005
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Test methods for water absorption of fiber reinforced plastics
Standard published on 18.5.2005
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GB/T 14620-2013
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Alumina ceramic substrates for thin film integrated circuits
Standard published on 12.11.2013
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GB 14621-2011
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Limits and measurement methods for exhaust pollutants from motorcycles and mopeds under two-speed idle conditions
Standard published on 16.6.2011
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GB 14622-2016
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Limits and measurement methods for emissions from motorcycles CHINA
Standard published on 23.12.2016
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GB 14622-2026
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Limits and measurement methods for emissions from motorcycles (CHINA V)
Execute Date: january 2029
Standard published on 27.2.2026
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GB/T 14624.3-2008
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Test method for fluidity of offset ink
Standard published on 30.12.2008
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GB/T 14625.1-2008
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Test methods for basketball, football, volleyball and handball - Part 1: The measurement of roundness
Standard published on 30.12.2008
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GB/T 14625.2-2008
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Test methods for basketball, football, volleyball and handball - Part 2: The measurement of bouncing altitude
Standard published on 30.12.2008
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