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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
Hydroviscous variable speed clutch
WITHDRAWN published on 30.6.1994
Selected format:Measurement method for emission pollutants of exhaust gas of marine diesel engine
WITHDRAWN published on 30.6.1994
Selected format:The principle of classification of transport packaging groups of dangerous goods
WITHDRAWN published on 20.7.1994
Selected format:Test methods for mechanical shock fragility of products, using shock machines
WITHDRAWN published on 18.7.1994
Selected format:Tubular heat exchangers
WITHDRAWN published on 26.2.1999
Selected format:Method for determination of aluminium trioxide content in manganese ores
WITHDRAWN published on 28.2.1979
Selected format:Manganese ores—Determination of aluminium content—EDTA titrimetric method
WITHDRAWN published on 2.3.2006
Selected format:General specification for alkaline nickle-metal hydride cylindrical sealed rechargeable batteries
WITHDRAWN published on 5.7.1994
Selected format:Secondary cells and batteries containing alkaline or other non-acid electrolytes-Sealed nickel-metal hydride rechargeable single cells
WITHDRAWN published on 19.11.2003
Selected format:Cultivation of penaeus chinensis osbeck—Parent shrimp
WITHDRAWN published on 27.6.1994
Selected format:Latest update: 2024-05-07 (Number of items: 2 897 585)
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