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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
Test method for flatwise compression properties of sandwich constructions or cores
WITHDRAWN published on 18.5.2005
Selected format:Library equipment—Specification of wooden catalog card cabinet
WITHDRAWN published on 21.7.1993
Selected format:Library equipment—Spcification of reading tables and chairs
WITHDRAWN published on 21.7.1993
Selected format:Office furniture—Tableschairs and stools for reading
WITHDRAWN published on 19.8.2008
Selected format:Library equipment—Specification of wooden book cabinet, drawings cabinet and information cabinet
WITHDRAWN published on 21.7.1993
Selected format:Office furniture—Wooden cabinets and shelves
WITHDRAWN published on 19.8.2008
Selected format:Library equipment—Spcification of wooden book shelves and periodical shelves
WITHDRAWN published on 21.7.1993
Selected format:Electromagnetic chuck
WITHDRAWN published on 23.7.1993
Selected format:Single spindle automatic lathes—Testing of the accuracy
WITHDRAWN published on 23.7.1993
Selected format:Automatic electrical controls for household and similar use. Part 1: General requirements
WITHDRAWN published on 1.1.1993
Selected format:Latest update: 2026-06-10 (Number of items: 2 281 917)
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