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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
Textile fabrics—Testing method for assessing the degree of snagging
WITHDRAWN published on 31.3.1989
Selected format:Textiles—Testing method for warmth retention property
WITHDRAWN published on 31.3.1989
Selected format:Textiles—Physiological effects—Measurement of thermal and water-vapour resistance under steady-state conditions
WITHDRAWN published on 29.4.2008
Selected format:Textile floor coverings—Burning behaviour—Tablet test at ambient temperature
WITHDRAWN published on 31.3.1989
Selected format:Performance test methods for reciprocating internal combustion engine--Standard ambient conditions and declarations of power, fuel consumption and lubricating oil consumption
WITHDRAWN published on 12.3.1987
Selected format:Performance test methods for reciprocating internal combustion engine--Test methods
WITHDRAWN published on 12.3.1987
Selected format:Performance test methods for reciprocating internal combustion engine--Measurement techniques
WITHDRAWN published on 12.3.1987
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WITHDRAWN published on 1.1.1989
Selected format:Method for determination of relaxation and felting shrinkage of wool knitwear after machine washing
WITHDRAWN published on 1.1.1989
Selected format:Specifications of 600 bit/s TDM equipment for telegraph transmission
WITHDRAWN published on 31.3.1989
Selected format:Latest update: 2026-01-26 (Number of items: 2 257 479)
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