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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
Types and specifications for shaft sinking winches
WITHDRAWN published on 27.7.1984
Selected format:Type JTP mine winder
WITHDRAWN published on 1.1.1984
Selected format:Measurement of noise on board vessels
WITHDRAWN published on 28.8.2000
Selected format:E-cores for three-phase transformers for use in electronic equipment
WITHDRAWN published on 21.7.1984
Selected format:Terms of electron tubes
WITHDRAWN published on 1.1.1984
Selected format:Vocabulary of electronic tubes
WITHDRAWN published on 9.7.1996
Selected format:Knob-size for instruments
WITHDRAWN published on 1.1.1984
Selected format:Photometric characteristics of headlamps for motor vehicles
WITHDRAWN published on 28.9.1994
Selected format:Motor vehicle headlamps equipped with filament lamps
WITHDRAWN published on 1.11.2007
Selected format:Spectications for the design of industrial construction-corrosion protection (Trial)
WITHDRAWN published on 1.1.1982
Selected format:Latest update: 2025-12-22 (Number of items: 2 253 013)
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