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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
Anhydrous hydrogen fluoride for industrial use
WITHDRAWN published on 24.6.1997
Selected format:Anhydrous hydrogen fluoride for industrial use
WITHDRAWN published on 20.7.2011
Selected format:Test method for insulators—Part 1:General test methods
WITHDRAWN published on 23.1.1987
Selected format:Test method for insulators—Part 1:General test methods
WITHDRAWN published on 15.2.2006
Selected format:Test method for insulators--Part 2: Electrical test methods
WITHDRAWN published on 23.1.1987
Selected format:Test method for insulators—Part 2:Electrical test methods
WITHDRAWN published on 24.6.2003
Selected format:Test method for insulators—Part 3:Mechanical test methods
WITHDRAWN published on 23.1.1987
Selected format:Test method for insulators—Part 3:Mechanical test methods
WITHDRAWN published on 15.2.2006
Selected format:Test method for storage life of adhesives
WITHDRAWN published on 25.5.1987
Selected format:Test method for tensile properties of pressure sensitive adhesive tapes
WITHDRAWN published on 30.3.1987
Selected format:Latest update: 2025-07-21 (Number of items: 2 209 006)
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