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Standards GB - Chinese national standards - Page 8189
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 5135-1993
WITHDRAWN
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Automatic sprinkler system requirements and methods of test for sprinklers
WITHDRAWN published on 20.1.1993
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GB 5135.1-2003
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Automatic sprinkler system—Part 1:Sprinkler
WITHDRAWN published on 8.10.2003
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GB 5135.12-2006
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Automatic sprinkler system—Part 12:Extended coverage sprinkler
WITHDRAWN published on 7.4.2006
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GB 5135.5-2003
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Automatic sprinkler system—Part 5:Deluge alarm valves
WITHDRAWN published on 8.10.2003
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GB 5135.6-2003
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Automatic sprinkler system—Part 6:Convention valve
WITHDRAWN published on 8.10.2003
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GB 5135.7-2003
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Automatic sprinkler system—Part 7:Water flow indicator
WITHDRAWN published on 8.10.2003
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GB 5135.9-2006
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Automatic sprinkler system—Part 9:Early suppression fast response(ESFR) automatic sprinklers
WITHDRAWN published on 7.4.2006
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GB 5136-1985
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Automatic water-spouting fire extinguishing systems--List of product items and methods for compiling models and specifications
WITHDRAWN published on 1.1.1985
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GB/T 5136-1985
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Automatic water-spouting fire extinguishing systems--List of product items and methods for compiling models and specifications
WITHDRAWN published on 2.5.1985
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GB 5137.1-1985
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Abrasion test method of safety glasses for road vehicles
WITHDRAWN published on 1.1.1985
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