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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
Injection mould for plastic large-size mould bases—Spacer plates
WITHDRAWN published on 11.12.1990
Selected format:Injection mould for plastic large-size mould bases—Guide pillars with head
WITHDRAWN published on 11.12.1990
Selected format:Injection mould for plastic large-size mould bases—Guide pillars with shoulder
WITHDRAWN published on 11.12.1990
Selected format:Injection mould for plastic—Medium size and small size mould bases
WITHDRAWN published on 11.12.1990
Selected format:Injection mould for plastic Specifications for medium size and small size mould bases
WITHDRAWN published on 11.12.1990
Selected format:Woodworking machines—Safety code
WITHDRAWN published on 18.2.2000
Selected format:Testing method for elements of universal modular jig and fixture system with slots
WITHDRAWN published on 1.1.1990
Selected format:Working chemical—Arsenic trioxide
WITHDRAWN published on 18.12.1990
Selected format:-
WITHDRAWN published on 1.1.1990
Selected format:Blank detail specification for light emitting diodes
WITHDRAWN published on 1.1.1990
Selected format:Latest update: 2025-09-17 (Number of items: 2 234 360)
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