We need your consent to use the individual data so that you can see information about your interests, among other things. Click "OK" to give your consent.
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
Power capacitors for damp tropics
Standard published on 30.6.2008
Selected format:Hand windlass and anchor capstan
Standard published on 21.3.2005
Selected format:Water quality--Determination of pH value--Glass electrode method
Standard published on 10.10.1986
Selected format:Forestry machinery - Classification and vocabulary
Standard published on 27.5.2008
Selected format:Chemical reagent—Sodium acetate trihydrate
Standard published on 23.8.2024
Selected format:Rolling bearings—Vocabulary
Standard published on 23.8.2024
Selected format:Belt drives—Vocabulary—Part 1Basic vocabulary
Standard published on 31.3.2020
Selected format:Belt drives—Vocabulary—Part 2V-belts and V-ribbed belt drives
Standard published on 31.3.2020
Selected format:Belt drives—Vocabulary—Part 3Synchronous belt drives
Standard published on 31.3.2020
Selected format:Domestic gas instantaneous water heater
Standard published on 18.9.2015
Selected format:Latest update: 2026-08-05 (Number of items: 2 291 440)
© Copyright 2026 NORMSERVIS s.r.o.