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Standards GB - Chinese national standards - Page 5599
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 15836.2-1995
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Technical requirements and testing methods for 450MHz same-frequency simplex train radio dispatching communication equipment station radio set
WITHDRAWN published on 13.12.1995
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GB/T 15837-1995
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Synchronization interface-requirements for digital network
WITHDRAWN published on 13.12.1995
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GB/T 15838-1995
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Measuring methods for the performances of switching equipment clocks in digital synchronous network
WITHDRAWN published on 13.12.1995
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GB/T 1584-1979
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Standard for insertion test signal of domestic TV
WITHDRAWN published on 4.9.1979
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GB/T 15840-1995
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Technical requirement for optical line terminals at 4×139 264kbit/s
WITHDRAWN published on 13.12.1995
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GB 15842-1995
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Mobile radio equipment safety requirements and testing methods
WITHDRAWN published on 13.12.1995
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GB/T 15843.1-1999
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Information technology—Security techniques—Entity authentication—Part 1:General
WITHDRAWN published on 11.11.1999
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GB/T 15843.1-2008
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Information technology—Security techniques—Entity authentication—Part 1:General
WITHDRAWN published on 19.6.2008
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GB 15843.2-1997
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Information technology—Security techniques—Entity authentication—Part 2:Mechanisms using symmetric encipherment algorithms
WITHDRAWN published on 2.9.1997
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GB/T 15843.2-2008
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Information technology—Security techniques—Entity authentication—Part 2:Mechanisms using symmetric encipherment algorithm
WITHDRAWN published on 19.6.2008
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