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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 18:Sectionalspecification--Fixed aluminium electrolytic chip capacitors with solid (MnO2)and non-solid electrolyte
Standard published on 19.1.1998
Selected format:Fixed capacitors for use in electronic equipment - Part 18-1: Blank detail specification - Fixed aluminium electrolytic surface mount - Capacitors with solid(MnO2) electrolyte - Assessment level EZ
Standard published on 5.11.2012
Selected format:Fixed capacitors for use in electronic equipment--Part 18:Blank detail specification--Fixed aluminium electrolytic chip capacitors with non-solid electrolyte--Assessment level E
Standard published on 19.1.1998
Selected format:Electromechanical switches for use in electronic equipment--Part 2:Sectional specification for rotary switches
Standard published on 19.1.1998
Selected format:Determination of appearance and transparency of varnishes, boiled oils and thinners
Standard published on 4.6.2008
Selected format:Industrial-process measurement and control--Terms and definitions
Standard published on 21.1.1998
Selected format:Industrial-process control valves—Part 1: Control valve terminology and general considerations
Standard published on 10.12.2015
Selected format:Industrial-process control valves—Part 2-4: Flow capacity—Inherent flow characteristics and rangeability
Standard published on 10.12.2015
Selected format:Industrial-process control valves Part 3-2:Dimensions-Face-to-face dimensions for rotary control valves except butterfly valves
Standard published on 9.9.2005
Selected format:Industrial-process control valves Part 3-3:Dimensions-End-to-end dimensions for buttweld,two-way,globe-type,straight pattern control valves
Standard published on 9.9.2005
Selected format:Latest update: 2026-08-28 (Number of items: 2 298 625)
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