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Standards GB - Chinese national standards - Page 5042
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 50709-2011
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Code for design of pipe supports in iron and steel enterprises
Standard published on 26.7.2011
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GB/T 5071-2013
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Refractory materials - Determination of true density
Standard published on 6.9.2013
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GB 50710-2011
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Code for design of energy conservation of electronic industry
Standard published on 26.7.2011
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GB 50711-2011
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Code for construction of acid-making equipment installtion engineering for metallurgical off-gas
Standard published on 26.7.2011
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GB 50712-2011
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Code for acceptance of construction quality of acid-making equipment installation engineering for metallurgical off-gas
Standard published on 26.7.2011
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GB 50713-2011
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Code for design of finishing process of plate and strip steel
Standard published on 26.7.2011
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GB 50714-2011
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Code for design of steel pipe coating workshop process
Standard published on 26.7.2011
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GB 50715-2011
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Standard for construction safety assessment of metro engineering
Standard published on 26.7.2011
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GB/T 50716-2011
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Code for extractive metallurgy construction of equipment installation engineering of heavy non-ferrous metals
Standard published on 26.7.2011
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GB 50717-2011
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Code for extractive metallurgy construction quality acceptance of mechanical equipment installation engineering of heavy non-ferrous metals
Standard published on 26.7.2011
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