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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
Permanent magnet low speed direct current tachogenerator, General specification for
WITHDRAWN published on 28.12.1993
Selected format:Incubator
WITHDRAWN published on 1.1.1985
Selected format:Anaesthetic equipment and breathing machine vocabulary
WITHDRAWN published on 15.3.1985
Selected format:Specifications for design of timber structures
WITHDRAWN published on 1.1.1988
Selected format:Terms for domestic ceramics
WITHDRAWN published on 11.3.1985
Selected format:Unified standard for building drawings
WITHDRAWN published on 1.11.2001
Selected format:Unified standard for building drawings
WITHDRAWN published on 18.8.2010
Selected format:Code for design of masonry structures
WITHDRAWN published on 10.1.2002
Selected format:Code for design of timber structures
WITHDRAWN published on 26.10.2003
Selected format:Code for design of building foundation
WITHDRAWN published on 20.2.2002
Selected format:Latest update: 2025-12-24 (Number of items: 2 253 093)
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