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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
Environmental testing—Part 2:Test methods—Test Ke:Flowing mixed gas corrosion test
WITHDRAWN published on 5.11.2012
Selected format:Environmental testing for electric and electronic products—Part 2:Test methods—Test Xc:Fluid contamination
WITHDRAWN published on 18.1.2005
Selected format:Environmental testing for electric and electronic products—Part 2:Test methods—Test Eh:Hammer tests
WITHDRAWN published on 15.2.2006
Selected format:Environmental testing for electric and electronic products—Part 2:Test methods—Test Fh:Vibration, broad-band random(digital control)and guidance
WITHDRAWN published on 8.11.2006
Selected format:Environmental testing—Part 2:Test methods—Test Fh:Vibration, broadband random and guidance
WITHDRAWN published on 28.12.2018
Selected format:Electric and electronic products--Basic environmental test regulations for electricians--Test Eb: The collision method
WITHDRAWN published on 1.1.1981
Selected format:Environmental testing for electric and electronic products—Part 2:Test methods—Test Eb and guidance:Bump
WITHDRAWN published on 29.8.1995
Selected format:Electric and electronic products--Basic environmental test regulations for electricians--Test Ec: The tip-off and tip-over method
WITHDRAWN published on 1.1.1981
Selected format:Environmental testing for electric and electronic products Part 2:Test Ec and quidance:Drop and topple (Primarily for equipment-type specimens)
WITHDRAWN published on 29.8.1995
Selected format:Electric and electronic products--Basic environmental test regulations for electricians--Test Ed: The free falling method
WITHDRAWN published on 1.1.1981
Selected format:Latest update: 2026-04-08 (Number of items: 2 271 105)
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