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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
Specifications of top combustion stove with high blast temperature for blast furnace
WITHDRAWN published on 31.12.2013
Selected format:Textiles—Determination of acrylamide
WITHDRAWN published on 17.12.2013
Selected format:Safety of machinery—Terms
WITHDRAWN published on 17.12.2013
Selected format:The norm of energy consumption per unit product from direct coal to oil
WITHDRAWN published on 31.12.2013
Selected format:The norm of energy consumption per unit product from coal to synthetic natural gas
WITHDRAWN published on 31.12.2013
Selected format:The norm of energy consumption per unit product from coal to olefin
WITHDRAWN published on 31.12.2013
Selected format:The norm of energy consumption per unit product of microcrystal alumina ceramic abrasive medium
WITHDRAWN published on 31.12.2013
Selected format:The norm of energy consumption for unit product of aluminum-plastic composite panel
WITHDRAWN published on 31.12.2013
Selected format:Design specifications for melting and casting security of copper and copper alloys
WITHDRAWN published on 31.12.2013
Selected format:Test method for measuring impact performance of motor vehicle tyres
WITHDRAWN published on 31.12.2013
Selected format:Latest update: 2026-04-02 (Number of items: 2 270 295)
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