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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
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:Methods of measurement of electrical performance for short wave single-sideband receivers
Standard published on 12.5.2017
Selected format:Breeding stock of Chinese sika-deer
Standard published on 14.1.2011
Selected format:Breeding stock of Chinese northeast wapiti
Standard published on 14.1.2011
Selected format:Chemical reagent—Sodium acetate anhydrous
Standard published on 15.5.2015
Selected format:Livestock and poultry breed (synthetic lines)—Guanzhong donkey
Standard published on 31.3.2026
Selected format:Latest update: 2026-11-10 (Number of items: 2 209 227)
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