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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
Technical requirement for the fundamental series of three-phase large asynchronous motor
WITHDRAWN published on 23.4.2008
Selected format:Test procedure for non""direct current excitation winding synchronous motor
WITHDRAWN published on 19.12.1992
Selected format:Test procedures for non-direct current excitation winding synchronous motor
WITHDRAWN published on 13.6.2008
Selected format:The classifying and coding method for document format
WITHDRAWN published on 4.12.1992
Selected format:Chemical reagent—Ammonium sulfate
WITHDRAWN published on 1.3.1993
Selected format:Safety of transportable motor-operated electric tools—Part 1:General requirements
WITHDRAWN published on 17.12.1992
Selected format:Safety of transportable motor operated electric tools—Part 1:General requirements
WITHDRAWN published on 19.9.2008
Selected format:Safety of transportable motor-operated electric tools Part 2:Particular requirements for single spindle vertical moulders
WITHDRAWN published on 17.8.1998
Selected format:Safety transportable motor-operated electric tools—Part 2:Particular requirements for cutting-off grinders
WITHDRAWN published on 17.10.2000
Selected format:Safety of transportable motor-operated electric tools—Part 2:Particular requirements for high pressure cleaners
WITHDRAWN published on 21.11.2001
Selected format:Latest update: 2026-04-14 (Number of items: 2 272 146)
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