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Standards GB - Chinese national standards - Page 5978
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 13989-1992
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Subdivision and numbering for the national primary scale topographic maps
WITHDRAWN published on 17.12.1992
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GB 1399-1978
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WITHDRAWN published on 1.1.1978
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GB/T 13990-1992
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Specifications for aerophotogrammetric office operation 1:5000, 1:10000 topographic maps
WITHDRAWN published on 17.12.1992
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GB/T 13991-1992
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Stereocomparator
WITHDRAWN published on 17.12.1992
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GB/T 13992-1992
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Resistance strain gauge
WITHDRAWN published on 25.12.1992
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GB/T 13993.1-1992
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The series of optical fibre cables for telecommunication--General
WITHDRAWN published on 19.12.1992
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GB/T 13993.1-2004
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The series of optical fibre cables for telecommunication—Part 1:General
WITHDRAWN published on 15.3.2004
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GB/T 13993.2-2002
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The series of optical fibre cables for telecommunication—Part 2:Outdoor optical fibre cables for core networks
WITHDRAWN published on 9.8.2002
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GB/T 13993.3-2001
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The series of optical fiber cables for telecommunication—Part 3:Indoor optical fiber cables for generic cabling
WITHDRAWN published on 28.9.2001
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GB/T 13993.4-2002
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The series of optical fibre cables for telecommunication—Part 4:Outdoor optical fibre cables for access networks
WITHDRAWN published on 9.8.2002
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