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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
Determination of the acid value of plasticizers (3)
WITHDRAWN published on 1.1.1981
Selected format:Electrical submersible pump units
WITHDRAWN published on 28.8.2008
Selected format:The types, general parameters and conjunction sizes of electrical submersible pumping equipment
WITHDRAWN published on 4.3.1997
Selected format:Electrical submersible pump—Technical specifications
WITHDRAWN published on 4.3.1997
Selected format:The test method for electrical submersible pump units
WITHDRAWN published on 4.3.1997
Selected format:Clinic terminology of traditional Chinese medical diagnosis and treatment—Diseases
WITHDRAWN published on 4.3.1997
Selected format:Clinic terminology of traditional Chinese medical diagnosis and treatment—Syndromes
WITHDRAWN published on 4.3.1997
Selected format:Clinic terminology of traditional Chinese medical diagnosis and treatment—Therapeutic methods
WITHDRAWN published on 4.3.1997
Selected format:Test methods of concrete and reinforced concrete drainage and sewer pipes
WITHDRAWN published on 6.3.1997
Selected format:Test methods of concrete and reinforced concrete drainage and sewer pipes
WITHDRAWN published on 18.7.2006
Selected format:Latest update: 2026-01-30 (Number of items: 2 258 069)
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