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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
Shipbuilding and marine structures - Eye and fork assemblies under tension load - Main dimensions
WITHDRAWN published on 23.3.2009
Selected format:Bus-bar expansion joint
WITHDRAWN published on 1.1.1985
Selected format:Bus-bar expansion joint
WITHDRAWN published on 23.1.1985
Selected format:Dimensions series of river/coastal cargo ship passing the lock of the Three Gorges Dam
WITHDRAWN published on 31.3.2009
Selected format:Dimensions series of roll-on/roll-off truck ship passing the lock of the Three Gorges Dam
WITHDRAWN published on 31.3.2009
Selected format:Cleaning fluids for automotive windshield
WITHDRAWN published on 31.3.2009
Selected format:Expansive agents for concrete
WITHDRAWN published on 28.3.2009
Selected format:Bus-bar clamp (rectangular bus)
WITHDRAWN published on 1.1.1985
Selected format:Bus-bar clamp (rectangular bus)
WITHDRAWN published on 23.1.1985
Selected format:Bus-bar clamp (castle bus)
WITHDRAWN published on 1.1.1985
Selected format:Latest update: 2026-05-04 (Number of items: 2 275 493)
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