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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
Safety of machinery—Risk assessment—Part 1:Principles
WITHDRAWN published on 25.8.2008
Selected format:Safety of machinery—Risk assessment—Part 2:Practical guidance and examples of methods
WITHDRAWN published on 29.12.2008
Selected format:Coordinate metrology Part 2:Performance assessment of coordinate measuring machines
WITHDRAWN published on 6.6.1997
Selected format:Geometrical Product Specifications(GPS)—Acceptance and reverification tests for coordinate measuring machines(CMM)—Part 2:CMMs used for measuring size
WITHDRAWN published on 19.7.2006
Selected format:Geometrical Product Specifications(GPS)—Acceptance and reverification tests for coordinate measuring machines(CMM)—Part 5:CMMs using multiple-stylus probing systems
WITHDRAWN published on 11.11.2004
Selected format:Vulcanized rubber--Test method of the relative hysteresis and useful elasticity by elongation
WITHDRAWN published on 1.1.1985
Selected format:Table grape—Guide to cold storage
WITHDRAWN published on 16.6.1997
Selected format:Test pieces for tensile test for wrought aluminum and magnesium alloy products
WITHDRAWN published on 16.6.1997
Selected format:Test pieces and method for tensile test for wrought aluminium and magnesium alloys products
WITHDRAWN published on 6.9.2013
Selected format:Wrought copper and copper alloy seamless round tubes for general purposes-Dimensions and tolerances
WITHDRAWN published on 16.6.1997
Selected format:Latest update: 2025-11-13 (Number of items: 2 243 644)
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