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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
Internal combustion engines—Piston pins—Part 1:General specifications
WITHDRAWN published on 10.11.2010
Selected format:Turbocharger seal rings—Part 1:General specifications
WITHDRAWN published on 10.11.2010
Selected format:Turbocharger seal rings—Part 2:Test method
WITHDRAWN published on 10.11.2010
Selected format:Electronic control common rail fuel injection system for diesel engines—The rail—Specifications
WITHDRAWN published on 10.11.2010
Selected format:Electronic control common rail fuel injection system for diesel engines—The high-pressure supply pump—Specifications
WITHDRAWN published on 10.11.2010
Selected format:Foundry machinery—Terminology
WITHDRAWN published on 10.11.2010
Selected format:Crude oils--Test methods
WITHDRAWN published on 5.9.1988
Selected format:Turbine blade of wind turbine generator systems—Full-scale structural testing of rotor blades
WITHDRAWN published on 10.11.2010
Selected format:Operation and maintenance requirement for wind turbines
WITHDRAWN published on 10.11.2010
Selected format:Wind turbine generator system variable speed constant frequency control system—Part 1:Technical condition
WITHDRAWN published on 10.11.2010
Selected format:Latest update: 2024-04-25 (Number of items: 2 896 007)
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