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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
Lubricants, industrial oils and related products (class L) - Classification - Part 10: Family T (Turbines)
Standard published on 27.11.2013
Selected format:Lubricants,industrial oils and related products (class L)Classification—Part 11: Family G(Slideways)
Standard published on 19.2.2014
Selected format:Lubricants,industrial oils and related prouducts (class L)-ClasificationPart 12: Family Q (Heat transfer fluids)
Standard published on 19.2.2014
Selected format:Lubricantsindustrial oils and related products(class L) - Classification - Part 13: Family A(Total loss systems)
Standard published on 5.11.2012
Selected format:Lubricants and related products(class L)--Classification--Part 14:Family U (Heat treatment)
Standard published on 20.8.1998
Selected format:Lubricants and related products(class L)--Classification--Part 15:Family N (Insulating liquids)
Standard published on 20.8.1998
Selected format:Lubricants and related products(class L)--Classification--Part 16:Family P (Pneumatic tools)
Standard published on 10.8.1999
Selected format:Lubricants,industrial oils and related products(class L)-Classification—Part 17: Family E(Internal combustion engine oils)
Standard published on 19.2.2014
Selected format:Lubricants,industrial oils and related products(class L)—Classification—Part 18:Family Y(Miscellaneous)
Standard published on 14.10.2017
Selected format:Lubricantsindustrial oils and related products(class L)--Classification--Part 2: Family H(Hydraulic systems)
Standard published on 23.5.2003
Selected format:Latest update: 2026-05-14 (Number of items: 2 277 490)
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