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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
Motor vehicles—Door locks and door hinges—Performance requirements and test methods
WITHDRAWN published on 31.5.1994
Selected format:Motor vehicles—Door locks and door retention components—Performance requirements and test methods
WITHDRAWN published on 18.1.2006
Selected format:Motor vehicles—Drawbar couplings and eyes for hinged drawbars—Strength test
WITHDRAWN published on 31.5.1994
Selected format:Motor vehicles—Fifth wheel coupling pins—Strength test
WITHDRAWN published on 31.5.1994
Selected format:Method for determination of silicon dioxide content in manganese ores
WITHDRAWN published on 28.2.1979
Selected format:Manganese ores—Determination of silicon content—Perchloric acid dehydration gravimetric method
WITHDRAWN published on 12.9.2006
Selected format:Fire hose reel
WITHDRAWN published on 31.5.1994
Selected format:Switches for appliances Part 1: General requirements
WITHDRAWN published on 17.10.2000
Selected format:Switches for appliances Part 1:General requirements
WITHDRAWN published on 9.10.2003
Selected format:Switches for appliances—Part 1:General requirements
WITHDRAWN published on 14.1.2011
Selected format:Latest update: 2026-01-23 (Number of items: 2 257 393)
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