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Standards GB - Chinese national standards - Page 5991
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 14057-1993
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Decontamination of radioactivily contaminated surface—Method for testing and assessing the ease of decontamination
WITHDRAWN published on 4.1.1993
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GB/T 14058-1993
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Apparatus for gamma radiography
WITHDRAWN published on 4.1.1993
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GB/T 14058-2008
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Apparatus for gamma radiography
WITHDRAWN published on 2.7.2008
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GB/T 14059-1993
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DDZ- series process electronic control system Gurrent converter
WITHDRAWN published on 4.1.1993
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GB 1406-1989
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Types and dimensions of Edison screw caps
WITHDRAWN published on 23.2.1989
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GB 1406-2001
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Types and dimensions of Edison screw lamp caps
WITHDRAWN published on 15.11.2001
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GB 1406.3-2003
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Types and dimensions of prefocus caps
WITHDRAWN published on 26.5.2003
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GB/T 1406.3-2008
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Types and dimensions of lamp caps—Part 3:Prefocus caps
WITHDRAWN published on 29.4.2008
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GB/T 1406.3-2021
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Types and dimensions of lamp caps—Part 3:Prefocus caps
WITHDRAWN published on 9.3.2021
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GB 1406.4-2003
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Types and dimensions of lamp caps—Part 4:Shell and recessed caps
WITHDRAWN published on 6.8.2003
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