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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
Fire-resistant structural steel plate and strip
WITHDRAWN published on 29.6.2012
Selected format:Carbon bearing steel
WITHDRAWN published on 29.6.2012
Selected format:Test methods for lightweight aggregates
WITHDRAWN published on 29.12.1981
Selected format:Rail flaw detection vehicle
WITHDRAWN published on 29.6.2012
Selected format:The method of tempered glass impact test ( 227g steel ball test)
WITHDRAWN published on 26.12.1981
Selected format:Information security technology—Testing and evaluation requirement for classified protection of information system
WITHDRAWN published on 29.6.2012
Selected format:Information security technology—Testing and evaluation process guide for classified protection of information system security
WITHDRAWN published on 29.6.2012
Selected format:Information security technology—Guidelines for information security management system auditing
WITHDRAWN published on 29.6.2012
Selected format:Information security technology—Technical requirements and testing and evaluation approaches for network-based intrusion prevention system products
WITHDRAWN published on 29.6.2012
Selected format:Information technology—Security techniques—Selection,deployment and operations of intrusion detection systems
WITHDRAWN published on 29.6.2012
Selected format:Latest update: 2025-05-17 (Number of items: 2 200 127)
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