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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
Test method for measuring impact performance of motor vehicle tyres
WITHDRAWN published on 31.12.2013
Selected format:Self-supporting run flat tyre
WITHDRAWN published on 31.12.2013
Selected format:Test method for work capacity of earth-mover tyres—Drum method
WITHDRAWN published on 31.12.2013
Selected format:Quality inspetion and assessment of heating sanitary and gas work
WITHDRAWN published on 1.1.1988
Selected format:Marine circular flanges of impact-proof rigid PVC plastics
WITHDRAWN published on 1.1.1982
Selected format:Test method for energy consumption of rubber and plastics injection moulding machines
WITHDRAWN published on 31.12.2013
Selected format:Clinical use of tests for toxoplasma gondii
WITHDRAWN published on 31.12.2013
Selected format:Ancient wall painting deterioration and legends
WITHDRAWN published on 31.12.2013
Selected format:Safety requirements for electrical equipment for measurement,control,and laboratory useProtocol for the preparation of conformity verfication reports for the GB 4793 series
WITHDRAWN published on 31.12.2013
Selected format:The norm of energy consumption per unit product of ethylene plant
WITHDRAWN published on 18.12.2013
Selected format:Latest update: 2026-03-13 (Number of items: 2 266 261)
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