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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
Heat-resisting steel sheets and plates
WITHDRAWN published on 16.11.1992
Selected format:Heat-resisting steel plate,sheet and strip
WITHDRAWN published on 9.3.2007
Selected format:Cold rolled stainless steel and heatresisting steel strips
WITHDRAWN published on 26.3.1991
Selected format: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WITHDRAWN published on 20.6.1978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WITHDRAWN published on 1.1.1984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WITHDRAWN published on 10.6.1993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WITHDRAWN published on 30.10.2009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WITHDRAWN published on 26.3.1984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WITHDRAWN published on 2.3.2006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WITHDRAWN published on 1.1.1984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:Latest update: 2026-01-26 (Number of items: 2 257 479)
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