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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
Earth-moving machinery—Backhoe loaders—Methods of tests
Standard published on 30.8.2019
Selected format:Design rules for tower cranes
Standard published on 28.2.2017
Selected format:Test methods of thermal output of heating radiators
Standard published on 31.5.2017
Selected format:Viscose filament yarn
Standard published on 6.8.2008
Selected format:Geosynthetics - Terms and definitions
Standard published on 11.6.2009
Selected format:Geosynthetics - Sampling and preparation of test specimens
Standard published on 11.6.2009
Selected format:Geosynthetics—Determination of thickness at specified pressures—Part 1: Single layers
Standard published on 15.4.2022
Selected format:Geosynthetics - Test method for the determination of mass per unit area of geotextiles and geotextile-related products
Standard published on 19.6.2009
Selected format:Geosynthetics - Determination of trapezoid tearing force
Standard published on 10.1.2011
Selected format:Geosynthetics—Determination of trapezoid tearing force
Standard published on 10.1.2011
Selected format:Latest update: 2026-06-11 (Number of items: 2 281 927)
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