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Standards GB - Chinese national standards - Page 7864
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 4716-1993
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Technical requirements and test methods for heat sensitive point type fire detectors
WITHDRAWN published on 10.4.1993
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GB 4716-2005
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Point type heat fire detectors
WITHDRAWN published on 1.9.2005
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GB 4717-1993
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General technical conditions for fire alarm control units
WITHDRAWN published on 10.4.1993
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GB 4717-2005
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Fire Alarm Control Units
WITHDRAWN published on 1.9.2005
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GB 4718-1984
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Terms in connection with fire alarm equipments
WITHDRAWN published on 1.1.1984
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GB/T 4718-1996
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Terms in connection with fire alarm equipments
WITHDRAWN published on 5.4.1996
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GB/T 4718-2006
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Vocabulary used in fire alarm equipment
WITHDRAWN published on 30.4.2006
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GB 4719-1984
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Procedures and rules for the qualification approval of new products for semiconductor integrated circuits
WITHDRAWN published on 1.1.1984
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GB/T 472.1-1984
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Methods for chemical analysis of lead ingots--The bis-acetaldehyde-oxalyl dihydrazone photometric method for the determination of copper content
WITHDRAWN published on 1.1.1984
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GB/T 472.2-1984
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Methods for chemical analysis of lead ingots--The neocuproine-methyl orange extraction photometric method for the determination of silver content
WITHDRAWN published on 1.1.1984
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