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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
Hot rolled section for automobile wheel felloe
WITHDRAWN published on 1.1.1989
Selected format:-
WITHDRAWN published on 1.1.1989
Selected format:The hot-rolled H and cut T section steel
WITHDRAWN published on 28.5.1998
Selected format:The hot-rolled H and cut T section
WITHDRAWN published on 13.5.2005
Selected format:Hot-rolled H and cut T section steel
WITHDRAWN published on 23.12.2010
Selected format:Hot rolled H and cut T section steel
WITHDRAWN published on 31.5.2017
Selected format:Hot rolled H and cut T section steel
WITHDRAWN published on 31.5.2017
Selected format:Light rails
WITHDRAWN published on 31.3.1989
Selected format:Hot-rolled light rails
WITHDRAWN published on 5.11.2012
Selected format:Fish plates for light rails
WITHDRAWN published on 31.3.1989
Selected format:Latest update: 2026-03-30 (Number of items: 2 269 988)
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