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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
Terminology of forging dies and elements
WITHDRAWN published on 24.6.1988
Selected format:Terminology of forging dies
WITHDRAWN published on 6.6.2008
Selected format:Feed additive—Vitamin E(material)
WITHDRAWN published on 24.10.2000
Selected format:Feed additive—Vitamin E
WITHDRAWN published on 31.12.2008
Selected format:Feed additive—Vitamin A/D3 beadlets
WITHDRAWN published on 20.6.1988
Selected format:Welding wire and rods of copper and copper alloys
WITHDRAWN published on 24.6.1988
Selected format:Copper and copper alloy wires and rods
WITHDRAWN published on 16.4.2008
Selected format:Radial drilling machines--Parameters
WITHDRAWN published on 24.6.1988
Selected format:Radial drilling machines—Parameters
WITHDRAWN published on 10.11.2003
Selected format:Specification for tower crane
WITHDRAWN published on 10.8.1999
Selected format:Latest update: 2025-02-05 (Number of items: 2 224 044)
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