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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
Electromagnetic compatibility—Testing and measurement techniques—General guide on harmonics and interharmonics measurements and instrumentation,for power supply systems and equipment connected thereto
WITHDRAWN published on 20.5.2008
Selected format:Electromagnetic compatibility—Testing and measurement techniques—Power frequency magnetic field immunity test
WITHDRAWN published on 14.12.1998
Selected format:Electromagnetic compatibility Testing and measurement techniques Pulse magnetic field immunity test
WITHDRAWN published on 14.12.1998
Selected format:High-voltage test techniques for low-voltage equipment—Part 1:Definitions,test and procedure requirements
WITHDRAWN published on 14.12.1998
Selected format:High-voltage test techniques for low-voltage equipment—Part 2:Measuring system and test equipment
WITHDRAWN published on 14.12.1998
Selected format:Information technology—Open-edi reference model
WITHDRAWN published on 14.12.1998
Selected format:Model interchange agreement for the international commercial use of electronic data interchange
WITHDRAWN published on 14.12.1998
Selected format:Method of test for chemical resistance of paintfilms
WITHDRAWN published on 15.9.1979
Selected format:Geotextiles and geotextile-related products—Dynamic perforation test(Cone-drop test)
WITHDRAWN published on 24.12.1998
Selected format:Geotextiles and geotextile-related products—Determination of water flow capacity in their plane
WITHDRAWN published on 24.12.1998
Selected format:Latest update: 2026-04-27 (Number of items: 2 274 955)
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