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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
Rotary tiller—Testing methods
WITHDRAWN published on 16.11.1995
Selected format:Rotary tiller--Bent blades and holders
WITHDRAWN published on 1.1.1985
Selected format:Rotary tiller—Rotary blades and blade holders
WITHDRAWN published on 16.11.1995
Selected format:Rotary tiller—Rotary blades and blade holders
WITHDRAWN published on 3.6.2008
Selected format:Bursting discs and bursting disc devices
WITHDRAWN published on 1.11.1999
Selected format:Rotating sprinklers--Types and specifications
WITHDRAWN published on 1.1.1985
Selected format:Rotating sprinklers--Technical requirements
WITHDRAWN published on 1.1.1985
Selected format:Rotating sprinklers--Testing methods
WITHDRAWN published on 1.1.1985
Selected format:Lithium base grease for general purpose automobile
WITHDRAWN published on 1.1.1985
Selected format:General purpose lithium base grease for automobile
WITHDRAWN published on 21.12.1995
Selected format:Latest update: 2026-05-13 (Number of items: 2 276 848)
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