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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
Small cylindrically coiled springs—Specification
WITHDRAWN published on 5.6.1980
Selected format:Small cylindrically coiled springs specification
WITHDRAWN published on 11.7.2005
Selected format:Small cylindrically coiled tension spring—Dimensions and parameters
WITHDRAWN published on 22.3.1989
Selected format:Small cylindrically coiled tension spring—Dimensions and parameters
WITHDRAWN published on 11.7.2005
Selected format:Small cylindrically coiled compression spring—Dimensions and parameters
WITHDRAWN published on 22.3.1989
Selected format:Small cylindrically coiled compression spring—Dimensions and parameters
WITHDRAWN published on 11.7.2005
Selected format:Information on Optical Disk Cartridges(ODC) shipping packages and ODC labels
WITHDRAWN published on 19.4.2005
Selected format:Glass plant, pipeline and fittings—Glass plant components
WITHDRAWN published on 13.5.2005
Selected format:Product of designations of origin or geographical Indication—Ningxia Lycium
WITHDRAWN published on 17.5.2005
Selected format:Water atomized pure iron powder and alloyed steel powder for powder metallurgy
WITHDRAWN published on 13.5.2005
Selected format:Latest update: 2026-05-04 (Number of items: 2 275 493)
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