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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
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WITHDRAWN published on 1.1.1987
Selected format:Terms relating to coal mining—Coal preparation
WITHDRAWN published on 8.12.1998
Selected format:Terms relating to coal preparation
WITHDRAWN published on 7.8.2008
Selected format:Fuel oil consumption for transportation ships--Calculation method for marine ships
WITHDRAWN published on 15.1.1987
Selected format:Fuel oil consumption for transportation ships—Part 1:Calculation method for marine ships
WITHDRAWN published on 10.11.2010
Selected format:Fuel oil consumption of transportation ships--Changjiang ships
WITHDRAWN published on 1.1.1987
Selected format:Fuel oil consumption of transportation ships—Computation method for Changjiang ships
WITHDRAWN published on 13.12.2001
Selected format:Fuel oil consumption for transportation ships—Calculation method for inland ships
WITHDRAWN published on 11.5.2001
Selected format:Paraffin wax used for food
WITHDRAWN published on 23.8.1994
Selected format:Food grade paraffin wax
WITHDRAWN published on 10.1.2011
Selected format:Latest update: 2026-04-05 (Number of items: 2 271 011)
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