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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
Code for engineering installment acceptance of viscose fiber machinery
WITHDRAWN published on 21.1.2012
Selected format:Code for design of vapor recovery facilities of oil products loading system
WITHDRAWN published on 28.5.2012
Selected format:Measurement of the dimensionsof a cylindrical component having two axial terminations
WITHDRAWN published on 16.4.1985
Selected format:Code for engineering technology of digital trunking communication
WITHDRAWN published on 30.3.2012
Selected format:Code for seismic design of petrochemical steel facilities
WITHDRAWN published on 28.5.2012
Selected format:Maximum case dimensions for capacitors and resistors
WITHDRAWN published on 16.4.1985
Selected format:Code for design of blast resistant control building in petrochemical industry
WITHDRAWN published on 28.5.2012
Selected format:Method for the determination of the space required by capacitors and resistors with unidirectional terminations
WITHDRAWN published on 16.4.1985
Selected format:Technical code for water supply and sewerage of urban
WITHDRAWN published on 28.5.2012
Selected format:Technical criteria of short distance microwave transmission of TV programme
WITHDRAWN published on 1.1.1985
Selected format:Latest update: 2026-08-14 (Number of items: 2 293 479)
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