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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
Test method for whiteness and chromaticity of textile fibres
Standard published on 7.8.2008
Selected format:Industrial automation systems and integration - Parts library - Part 1: Overview and fundamental principles
Standard published on 6.8.2008
Selected format:Industrial automation systems and integration - Parts library - Part 101: Geometrical view exchange protocol by parametric program
Standard published on 7.10.2008
Selected format:Industrial automation systems and integration - Parts library - Part 102: View exchange protocol by ISO 10303 conforming specification
Standard published on 7.10.2008
Selected format:Industrial automation systems and integration--Parts library--Part 20:Logical resource:Logical model of expressions
Standard published on 8.5.2002
Selected format:Industrial automation systems and integration--Parts library--Part 24: Logical resources: Logical model of supplier library
Standard published on 5.6.2003
Selected format:Industrial automation systems and integration - Parts library - Part 25: Logical resources: Logical model of supplier library with aggregate values and explicit content
Standard published on 7.10.2008
Selected format:Industrial automation systems and integration--Parts library--Part 26:Information supplier identification
Standard published on 3.1.2000
Selected format:Industrial automation systems and integration--Parts library--Part 31:Implementation resources:Geometric programming interface
Standard published on 11.12.1998
Selected format:Industrial automation systems and integration - Parts library - Part 42: Description methodology: Methodology for structuring parts families
Standard published on 12.11.2013
Selected format:Latest update: 2026-09-04 (Number of items: 2 300 131)
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