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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 methods of wet breaking strength for printed and dyed fabrics
WITHDRAWN published on 20.6.1978
Selected format:-
WITHDRAWN published on 1.1.1984
Selected format:Stainless steel wires
WITHDRAWN published on 10.6.1993
Selected format:Stainless steel wires
WITHDRAWN published on 30.10.2009
Selected format:Stainless steel wire rods for welding
WITHDRAWN published on 26.3.1984
Selected format:Stainless steel wire rods for welding
WITHDRAWN published on 2.3.2006
Selected format:Stainless steel wires for welding
WITHDRAWN published on 1.1.1984
Selected format:Long fluted machine reamers with Morse taper shanks
WITHDRAWN published on 28.3.1984
Selected format:Long fluted machine reamers, Morse tape shanks
WITHDRAWN published on 10.2.2004
Selected format:Machine reamers with edge inclination with parallel shanks
WITHDRAWN published on 28.3.1984
Selected format:Latest update: 2025-11-06 (Number of items: 2 243 364)
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