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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
Emission standard for fuel evaporative emissions from vehicle with petrol engine
WITHDRAWN published on 8.11.1993
Selected format:Emission standard for pollutants from crankcase of vehicle engine
WITHDRAWN published on 8.11.1993
Selected format:Emission standard for pollutants at idle speed from vehicle with petrol engine
WITHDRAWN published on 10.12.1993
Selected format:Emission standard for smoke at free acceleration from vehicle with diesel engine
WITHDRAWN published on 10.12.1993
Selected format:Emission standard for smoke at full load from diesel engine of vehicle
WITHDRAWN published on 8.11.1993
Selected format:Test method for exhaust pollutants from gasoline engine of vehicle
WITHDRAWN published on 1.1.1993
Selected format:Limits and measurement methods for exhaust pollutants from positive ignition(P.I.)engines of vehicles and vehicles equipped with P.I. engines
WITHDRAWN published on 18.11.2002
Selected format:Measurement of fuel evaporative pollutants from vehicle with petrol engine. Trap method
WITHDRAWN published on 1.1.1993
Selected format:Hand hacksaw blades
WITHDRAWN published on 21.12.1993
Selected format:Four-way socket wrenches
WITHDRAWN published on 21.12.1993
Selected format:Latest update: 2026-04-06 (Number of items: 2 271 069)
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