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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
Rotary shaft lip-type seals incorporating elastomerice sealing elements—Part 2: Vocabulary
Standard published on 10.12.2015
Selected format:Rotary shaft lip-type seals incorporating elastomeric sealing elements—Part 3:Storage,handling and installation
Standard published on 27.11.2023
Selected format:Rotary shaft lip-type seals incorporating elastomeric sealing elements—Part 4:Perpormance test procedures
Standard published on 27.11.2023
Selected format:Rotary shaft lip-type seals incorporating elastomeric sealing elements—Part 5: Identification of visual imperfections
Standard published on 10.12.2015
Selected format:Rotary shaft lip-type seals incorporating elastomeric sealing elements—Part 6Specification of elastomeric materials
Standard published on 12.10.2022
Selected format:Road vechiles—Trailer test procedure
Standard published on 11.9.2015
Selected format:
Road vehicles—Cargo trailer test procedure
Execute Date: august 2026
Standard published on 28.1.2026
Selected format:Walking tractors—General requirement
Standard published on 10.12.2015
Selected format:Agricultural wheeled tractors - Evalution criteria of whole body vibration of the operator
Standard published on 21.3.2007
Selected format:Tractors and self-propelled machines for agriculture and forestry--Operator enclosure environment--Part 1: Vocabulary
Standard published on 11.3.2003
Selected format:Latest update: 2026-06-11 (Number of items: 2 281 927)
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