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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
Composite material strips of precious metals and their alloys
WITHDRAWN published on 31.3.2008
Selected format:Method for determination of arsenic content in manganese ores
WITHDRAWN published on 28.2.1979
Selected format:Land mobile communication system requirements using multi-channel access techniques without a central controller
WITHDRAWN published on 12.8.1994
Selected format:Technical guidelines for afforestation by aerial seeding
WITHDRAWN published on 12.8.1994
Selected format:Technical regulation for afforestation by aerial seeding
WITHDRAWN published on 23.3.2005
Selected format:Technical guidelines for setting apart hills (sand area) for tree growing
WITHDRAWN published on 12.8.1994
Selected format:Technical regulations for setting apart hills including sand area for tree growing
WITHDRAWN published on 31.5.2004
Selected format:Loading guide for oil-immersed power transformers
WITHDRAWN published on 7.7.1994
Selected format:Alternating-current high-voltage fuses Terminology
WITHDRAWN published on 18.8.1994
Selected format:Alternating-current high-voltage fuses Current-limiting fuses
WITHDRAWN published on 18.8.1994
Selected format:Latest update: 2024-10-18 (Number of items: 2 205 605)
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