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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 method for thickness of pressure-sensitive and gummed tapes
WITHDRAWN published on 16.9.1999
Selected format:Polychloroprene adhesive for shoes making
WITHDRAWN published on 1.1.1986
Selected format:-
WITHDRAWN published on 1.1.1986
Selected format:Rubber hose for automotive air brake system
WITHDRAWN published on 30.12.1986
Selected format:Determination of volumetric expansion of rubber hose for automotive hydraulic brake system
WITHDRAWN published on 1.1.1986
Selected format:Steel plates for boilers
WITHDRAWN published on 11.11.1997
Selected format:Steel plates for boilers and pressure vessels
WITHDRAWN published on 31.3.2008
Selected format:Steel plates for boilers and pressure vessels
WITHDRAWN published on 24.6.2014
Selected format:Steel flat for boilers and pressure vessels
WITHDRAWN published on 24.6.2014
Selected format:Determination of free phenols in phenol-formaldehyde mouldings—Iodometric method
WITHDRAWN published on 30.12.1986
Selected format:Latest update: 2026-06-16 (Number of items: 2 283 267)
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