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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
Single-side tipping and curved rail wagon for metallic mines—Basic parameters and dimensions
WITHDRAWN published on 1.12.1981
Selected format:Automatic drop bottom wagon for metallic mines—Basic parameters and dimensions
WITHDRAWN published on 1.12.1981
Selected format:Flat deck wagon for metallic mines—Basic parameters and dimensions
WITHDRAWN published on 1.12.1981
Selected format:Material supply wagon for metallic mines—Basic parameters and dimensions
WITHDRAWN published on 1.12.1981
Selected format:Direct-current linear variable differential transformer (DC-DC LVDT)displacement transducers
WITHDRAWN published on 5.11.2012
Selected format:Encapsulating material of powdered epoxy for electronic components
WITHDRAWN published on 5.11.2012
Selected format:Technical requirements for group 2 document facsimile apparatus used in public telephone network
WITHDRAWN published on 19.12.1992
Selected format:Test method for measuring melt fluidity of encapsulating material of powdered epoxy
WITHDRAWN published on 5.11.2012
Selected format:Specification for electronic computer field
WITHDRAWN published on 3.1.2000
Selected format:Nomenclature of model for electrotechnical instruments
WITHDRAWN published on 5.11.2012
Selected format:Latest update: 2026-04-08 (Number of items: 2 271 105)
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