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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
Machining allowances and tolerances for steel open die forgings on hammer—Shaft without steps
WITHDRAWN published on 13.12.1995
Selected format:Machining allowances and tolerances for steel open die forgings on hammer—Shaft with steps
WITHDRAWN published on 13.12.1995
Selected format:Machining allowances and tolerances for steel open die forgings on hammer—Single throw crankshaft
WITHDRAWN published on 13.12.1995
Selected format:Machining allowances and tolerances for steel open die forgings on hammer—Forging without machining
WITHDRAWN published on 13.12.1995
Selected format:Ion plating--Colour of golden TiN
WITHDRAWN published on 14.12.1995
Selected format:V-and ribbed belt--Dynamic test to determine--Pitch zone location
WITHDRAWN published on 14.12.1995
Selected format:Soft soldering flux—Classification and requirements
WITHDRAWN published on 26.6.2008
Selected format:Soldering fluxes—Classification, labelling and packaging
WITHDRAWN published on 13.12.1995
Selected format:Soldering fluxes—Resin basis fluxes
WITHDRAWN published on 13.12.1995
Selected format:Soldering fluxes—Organic fluxes
WITHDRAWN published on 13.12.1995
Selected format:Latest update: 2024-09-25 (Number of items: 2 350 354)
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