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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
Fire hazard testing for electric and electronic products—Part 29:Heat release—General guidance
WITHDRAWN published on 30.12.2008
Selected format:Fire hazard testing for electric and electronic products--Guidance for the preparation of requirements and test specifications for assessing fire hazard of electronic compouments
WITHDRAWN published on 26.4.1985
Selected format:Fire hazard testing for electric and electronic products—Part 3:Guidance for the preparation of requirements and test specifications for assessing fire hazard of electronic components
WITHDRAWN published on 3.3.2005
Selected format:Fire hazard testing for electric and electronic products—Part 30:Heat release—Summary and relevance of test methods
WITHDRAWN published on 30.12.2008
Selected format:Fire hazard testing for electric and electronic products—Part 31:Surface spread of flame—General guidance
WITHDRAWN published on 30.12.2008
Selected format:Fire hazard testing for electric and electronic productsPart 32: Heat releaseHeat release of insulating liquids
WITHDRAWN published on 17.12.2013
Selected format:Fire hazard testing for electric and electronic products—Part 33:Guidance for assessing the fire hazard—Ignitability—General guidance
WITHDRAWN published on 3.9.2014
Selected format:Fire hazard testing for electric and electronic products—Part 34:Guidance for assessing the fire hazard—Ignitability—Summary and relevance of test methods
WITHDRAWN published on 3.9.2014
Selected format:Fire hazard testing for electric and eletronic products—Part 35: Corrosion damage effects of fire effluent—General guidance
WITHDRAWN published on 9.10.2015
Selected format:Fire hazard testing for electric and electronic products—Part 36: Corrosion damage effects of fire effluent—Summary and relevance of test methods
WITHDRAWN published on 9.10.2015
Selected format:Latest update: 2026-06-14 (Number of items: 2 282 206)
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