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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
Plain bearings Wrapped bushes Part 3Lubrication holes, grooves and indentations
Standard published on 30.12.2011
Selected format:Plain bearings - Wrapped bushes - Part 4: Materials
Standard published on 30.12.2011
Selected format:Plain bearings - Wrapped bushes - Part 5: Checking the outside diameter
Standard published on 30.12.2011
Selected format:Plain bearings - Wrapped bushes - Part 6Checking the inside diameter
Standard published on 30.12.2011
Selected format:Plain bearings - Wrapped bushes - Part 7Measurement of wall thickness of thin-walled bushes
Standard published on 30.12.2011
Selected format:Closed end blind rivets with break pull mandrel and protruding head--Property class 11
Standard published on 10.2.2004
Selected format:Closed end blind rivets with break pull mandrel and protruding head--Property class 30
Standard published on 10.2.2004
Selected format:Closed end blind rivets with break pull mandrel and protruding head--Property class 06
Standard published on 10.2.2004
Selected format:Closed end blind rivets with break pull mandrel and protruding head--Property class 51
Standard published on 10.2.2004
Selected format:Closed end blind rivets with break pull mandrel and countersunk head--Property class 11
Standard published on 10.2.2004
Selected format:Latest update: 2026-01-11 (Number of items: 2 254 176)
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