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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
Ebonite—Determination of crushing strength
WITHDRAWN published on 15.10.2002
Selected format:Conducting and antistatic rubber--Determination of resistivity
WITHDRAWN published on 1.1.1981
Selected format:Method for bend test on tubes of metals
WITHDRAWN published on 1.1.1982
Selected format:Metallic materials—Tube—Bend test
WITHDRAWN published on 11.11.1997
Selected format:Metallic materials-tube—Bend test
WITHDRAWN published on 13.5.2008
Selected format:Urea
WITHDRAWN published on 26.7.2001
Selected format:The evaluating rule on the HACCP certification of food freezer
WITHDRAWN published on 30.9.2009
Selected format:Canned frying mud carps with fermented soybean
WITHDRAWN published on 30.9.2009
Selected format:Canned tuna
WITHDRAWN published on 30.9.2009
Selected format:The strength of seats and their anchorages of special school bus for schoolchildren
WITHDRAWN published on 30.9.2009
Selected format:Latest update: 2026-04-06 (Number of items: 2 271 069)
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