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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
Specification for performance testing of meat-type duck
WITHDRAWN published on 31.12.2012
Selected format:Testing method for particle size distribution of cement
WITHDRAWN published on 1.1.1982
Selected format:Beef cuts grading for high rib,ribeye,striploin,tenderloin of normal beef
WITHDRAWN published on 31.12.2012
Selected format:Radial bearing--Four-point contact ball bearings--Boundary dimensions
WITHDRAWN published on 1.1.1983
Selected format:Rolling bearings—Three point and four point contact ball bearings—Boundary dimensions
WITHDRAWN published on 27.12.1994
Selected format:Technical specifications of springs for fuel pump, governor and injecter of diesel engines
WITHDRAWN published on 16.3.1982
Selected format:Technical specifications of springs for fuel pump,governor and injecter of diesel engines
WITHDRAWN published on 11.7.2005
Selected format:Sulfur coated urea(SCU)
WITHDRAWN published on 31.12.2012
Selected format:Rubber--Standard temperatureshumidities and times for the conditioning environmental and testing of test pieces
WITHDRAWN published on 25.4.1991
Selected format:Rubber - General procedures for preparing and conditioning test pieces for physical test methods
WITHDRAWN published on 1.9.2006
Selected format:Latest update: 2026-03-16 (Number of items: 2 266 785)
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