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Standards GB - Chinese national standards - Page 5803
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 12501-1990
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Classification of electrical and electronic equipment with regard to protection against electric shock
WITHDRAWN published on 6.11.1990
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GB/T 12501.2-1997
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Classification of electrical and electronic equipment with regard to protection against electric shock—Part 2:Guidelines to requirements for protection against electric shock
WITHDRAWN published on 30.12.1997
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GB 12502-1990
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Control standard on cyanlde for waste slags
WITHDRAWN published on 1.1.1990
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GB/T 12503-1995
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Generic specification for TV vans
WITHDRAWN published on 22.12.1995
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GB/T 12504-1990
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Specification for computer software qualityassurance plan
WITHDRAWN published on 15.11.1990
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GB/T 12505-1990
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Specification for computer software configuration management plan
WITHDRAWN published on 15.11.1990
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GB/T 12506-1990
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Generic specification for windfinding radars
WITHDRAWN published on 15.11.1990
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GB 12507-1990
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WITHDRAWN published on 1.1.1990
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GB/T 12507.2-1997
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Connectors for optical fibres and cables Part 2:Sectional specification for fibre optic connector—Type F-SMA
WITHDRAWN published on 5.10.1997
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GB/T 12509-1990
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16 24 Dot matrix font setand data set of Uighur character for information interchange
WITHDRAWN published on 15.11.1990
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