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Standards GB - Chinese national standards - Page 5671
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 12044-1989
WITHDRAWN
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48×48 Dot matrix Heiti font set and data set of Chinese ideograms for information interchange
WITHDRAWN published on 28.12.1989
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GB 12045-1989
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Marine explosion-proof light--Specification
WITHDRAWN published on 1.1.1989
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GB/T 12046-1989
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Designation of radio emissions and determination of necessary bandwidths
WITHDRAWN published on 29.12.1989
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GB/T 12047-1989
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Multiprogramme still picture broadcasting system
WITHDRAWN published on 29.12.1989
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GB 12048-1989
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Requirements for clock and synchronization equipment used in the digital network
WITHDRAWN published on 29.12.1989
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GB 12049-1989
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WITHDRAWN published on 1.1.1989
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GB/T 1205-1975
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Minimum thicknesses in rim and centre of lens
WITHDRAWN published on 5.6.1975
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GB/T 12051-1989
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24 Dot matrix font set and data set of Mongolian characters for information processing
WITHDRAWN published on 29.12.1989
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GB/T 12056-1989
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Data processing—Description of interface between process computing system and technical process
WITHDRAWN published on 29.12.1989
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GB/T 12058-1989
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Listening tests on loudspeakers
WITHDRAWN published on 29.12.1989
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