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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
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WITHDRAWN published on 1.1.1965
Selected format:-
WITHDRAWN published on 1.1.1965
Selected format:Methods of evaluating the performance of two-and multi-step controllers for use in industrial-process control systems
WITHDRAWN published on 1.1.1985
Selected format:Standard for modular coordination of residential buildings
WITHDRAWN published on 31.7.2001
Selected format:Code for design of cooling for industrial recirculating water
WITHDRAWN published on 15.4.2003
Selected format:Standard for general layout drawing
WITHDRAWN published on 1.11.2001
Selected format:Standard for architectural drawings
WITHDRAWN published on 1.11.2001
Selected format:Standard for structural drawings
WITHDRAWN published on 1.11.2001
Selected format:Standard for water supply and drainage drawings
WITHDRAWN published on 1.11.2001
Selected format:Technical code for waterproofing of underground works
WITHDRAWN published on 4.7.2001
Selected format:Latest update: 2025-12-26 (Number of items: 2 253 153)
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