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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
Fixed capacitors for use in electronic equipment—Part 3: Sectional specification—Surface mount fixed tantalum electrolytic capacitors with manganese dioxide solid electrolyte
Standard published on 3.7.2015
Selected format:Fixed capacitors for use in electronic equipment—Part 3-1: Blank detail specification—Surface mount fixed tantalum electrolytic capacitors with manganese dioxide solid electrolyte—Assessment level EZ
Standard published on 3.7.2015
Selected format:Semiconductor devices--Discrete devices--Part 2:Rectifier diodes--Section One:Blank detail specification for rectifier diodes(including avalanche recti fier diodes)ambient and case-ratedup to 100A
Standard published on 17.11.1998
Selected format:Semiconductor devices--Discrete devices--Part 6:Thyristors--Section One:Blank detail specification for reverse blocking triode thyristorsambient or case-ratedup to 100A
Standard published on 17.11.1998
Selected format:Chemical reagent - Sodium nitrate
Standard published on 12.5.2011
Selected format:Specification for laser radiation power and energy measuring equipment
Standard published on 24.7.1995
Selected format:Series of type-spectrums for parabolic antennas used in microwave relay communication systems
Standard published on 2.8.1999
Selected format:Method for the subjective assessment of the quality of document facsimile
Standard published on 7.5.1986
Selected format:Electromagnetic environment requirements for aeronautical radio navigation stations
Standard published on 12.11.2013
Selected format:Surface active agents - Determination of free alkalinity or free acidity - Titrimetric method
Standard published on 14.9.2006
Selected format:Latest update: 2026-06-21 (Number of items: 2 283 476)
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