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Standards GB - Chinese national standards - Page 7971
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 50526-2010
WITHDRAWN
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Technical code for public address system engineering
WITHDRAWN published on 31.5.2010
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GB 50527-2009
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Code for design of energy conservation of flat glass plant
WITHDRAWN published on 10.8.2009
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GB 50528-2009
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Code for design of energy conservation of fired brick and tile plant
WITHDRAWN published on 10.8.2009
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GB/T 5053.1-1985
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Electrical connections between motor vehicles and towed vehicles—Type 24N
WITHDRAWN published on 9.3.1985
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GB/T 5053.2-1985
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Electrical connections between motor vehicles and towed vehicles—Type 12N
WITHDRAWN published on 9.3.1985
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GB/T 5053.3-1985
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Test methods and requirements of electrical connections between motor vehicles and towed vehicles
WITHDRAWN published on 9.3.1985
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GB 50530-2010
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Code for design of alumina refinery process
WITHDRAWN published on 24.1.2010
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GB 50532-2009
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Coal industry design code of repairing facilities for electro-mechanical equipment of mining district
WITHDRAWN published on 3.9.2009
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GB 50534-2009
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Code for design of district stations and chambers of coal mine
WITHDRAWN published on 3.9.2009
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GB 50535-2009
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Code for design of pit bottom of coal mine
WITHDRAWN published on 3.9.2009
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