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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
Square set screws with long dog point
WITHDRAWN published on 24.6.1988
Selected format:Earth-moving machinery-Dumper bodies-Volumetric rating
WITHDRAWN published on 1.1.1987
Selected format:Earth-moving machinery--Operating instrumentation
WITHDRAWN published on 1.1.1987
Selected format:Earth-moving machinery preservation and storage
WITHDRAWN published on 1.1.1987
Selected format:Earth-moving machinery--Guide to procedure for operator training
WITHDRAWN published on 1.1.1987
Selected format:Earth-moving machinery Service tools--Part 1: common maintenance and adjustment tools
WITHDRAWN published on 1.1.1987
Selected format:Earth-moving machinery Service tools--Part 2: Mechanical pullers and pushers
WITHDRAWN published on 1.1.1987
Selected format:Earth-moving machinery The general rules for drafting service manuals
WITHDRAWN published on 1.1.1987
Selected format:Method of performance test for graders
WITHDRAWN published on 23.12.1987
Selected format:Pneumatic tyre roller--Test method for performance
WITHDRAWN published on 29.12.1987
Selected format:Latest update: 2026-03-19 (Number of items: 2 268 472)
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