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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
Norm of acetylene plant design
WITHDRAWN published on 15.11.1991
Selected format:Design standard of daylighting for industrial enterprises
WITHDRAWN published on 5.10.1991
Selected format:Standard for daylighting design of buildings
WITHDRAWN published on 31.7.2001
Selected format:Standard for artificial lighting in industrial plant design
WITHDRAWN published on 29.9.1992
Selected format:Standard for lighting design of buildings
WITHDRAWN published on 18.6.2004
Selected format:standard forlighting design of buildings
WITHDRAWN published on 29.11.2013
Selected format:Code for design of ground surface and floor of building
WITHDRAWN published on 26.7.1996
Selected format:Code for design of civil air defence basement
WITHDRAWN published on 3.6.2003
Selected format:Test method for oxidation characteristics of extreme-pressure lubricating oils
WITHDRAWN published on 1.1.1985
Selected format:Code for design of dynamic machine foundation
WITHDRAWN published on 22.7.1996
Selected format:Latest update: 2026-02-06 (Number of items: 2 260 317)
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