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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 of strength for passenger car tyres
WITHDRAWN published on 1.9.2006
Selected format:-
WITHDRAWN published on 1.1.1984
Selected format:Bead unseating resistance test for tubeless passenger car tyres
WITHDRAWN published on 19.10.1998
Selected format:The general specifications on medical diagnostic X-ray generating unit
WITHDRAWN published on 22.6.1984
Selected format:Method for the test of sharpness and strength of needles tips
WITHDRAWN published on 22.6.1984
Selected format:Standard test method for softening point of bitumen (ring-and-ball apparatus)
WITHDRAWN published on 10.8.1999
Selected format:Standard test method for ductility of bitumen
WITHDRAWN published on 10.8.1999
Selected format:-
WITHDRAWN published on 1.1.1984
Selected format:Bitumen—Determination of penetration
WITHDRAWN published on 20.8.1998
Selected format:Paper and board--Determination of size and deviation
WITHDRAWN published on 22.2.1989
Selected format:Latest update: 2025-09-15 (Number of items: 2 233 685)
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