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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
Detail specification for electronic components--Type CD 27 fixed aluminium electrolyte capacitors
WITHDRAWN published on 1.1.1987
Selected format:Fixed capacitors for use in electronic equipment--Part15: sectional specification: Fixed tantalum capacitorswith non solid or solid electrolyte
WITHDRAWN published on 23.1.1987
Selected format:Fixed capacitors for use in electronic equipment--Part15: Blank detail specification--Fixed tantalum capacitors with solid electrolyte and porous anode--Assessment level E
WITHDRAWN published on 23.1.1987
Selected format:Detail specification for electronic component--Type CA42 fixed tantalum capacitors with solid electrolyte--Assessment level E
WITHDRAWN published on 1.1.1987
Selected format:Gray cast iron metallography
WITHDRAWN published on 24.1.1987
Selected format:Metallographic test for gray cast iron
WITHDRAWN published on 30.10.2009
Selected format:Radial ball bearings with flanged outer ring--Flange dimensions
WITHDRAWN published on 24.1.1987
Selected format:Rolling bearings—Radial ball bearings with flanged outer ring—Falange dimensions
WITHDRAWN published on 11.10.2002
Selected format:Miniature deep groove ball bearings with flanged outer ring--Boundarg dimensions
WITHDRAWN published on 1.1.1987
Selected format:Rolling bearings Miniature radial ball bearings with flanged outer ring Boundary dimensions
WITHDRAWN published on 14.12.1995
Selected format:Latest update: 2026-09-08 (Number of items: 2 300 134)
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