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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
Brass strip for heat-exchanger water tank and header
WITHDRAWN published on 4.7.2005
Selected format:Power systems management and associated information exchange—Data and communications security—Part 4:Profiles including MMS
WITHDRAWN published on 10.11.2010
Selected format:Power systems management and associated information exchange—Data and communications security—Part 6:Security for IEC 61850
WITHDRAWN published on 30.12.2011
Selected format:Guidelines for manufacture management of safer consumer products
WITHDRAWN published on 10.11.2010
Selected format:Safety label of consumer product
WITHDRAWN published on 10.11.2010
Selected format:The norm of energy consumption per unit products of recycling lead
WITHDRAWN published on 10.11.2010
Selected format:The norm of energy consumption for cathode carbon block for aluminium eletrolyzation
WITHDRAWN published on 10.11.2010
Selected format:The norm of energy consumption for cathode carbon block for aluminium eletrolyzation
WITHDRAWN published on 5.12.2014
Selected format:The norm of energy consumption for prebaked anode products for aluminium eletrolyzation
WITHDRAWN published on 10.11.2010
Selected format:The norm of energy consumption for prebaked anode products for aluminium eletrolyzation
WITHDRAWN published on 5.12.2014
Selected format:Latest update: 2026-04-24 (Number of items: 2 274 650)
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