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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
Cranes—Classification—Part 1:General
WITHDRAWN published on 21.3.2007
Selected format:Cranes—Classification—Part 2:Mobile cranes
WITHDRAWN published on 21.3.2007
Selected format:Rice transplanter—Specification
WITHDRAWN published on 21.3.2007
Selected format:Rice transplanter—Specification
WITHDRAWN published on 21.3.2007
Selected format:No-tillage fertile—Seeding drill
WITHDRAWN published on 21.3.2007
Selected format:Industrial robot—Safety implementation specification
WITHDRAWN published on 18.1.2007
Selected format:Industrial robot—Detailed implementation specification for performance and related test
WITHDRAWN published on 18.1.2007
Selected format:Industrial robot--Intermediate Code for Robot (ICR)
WITHDRAWN published on 18.1.2007
Selected format:Cylindrically coiled tension spring dimensions and parameters (Half ring profile with hook)
WITHDRAWN published on 26.2.2001
Selected format:Organic light emitting diode display—Part 2:Terminology and letter symbols
WITHDRAWN published on 9.2.2007
Selected format:Latest update: 2025-12-29 (Number of items: 2 253 390)
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