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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
Textiles - Tests for colour fastness - Comprehensive colour fastness
Standard published on 15.6.2009
Selected format:Textiles - Tests for colour fastness - Colour fastness to light of textiles wetted with artificial perspiration
Standard published on 19.6.2009
Selected format:Textiles--Determination of water repellency of fabrics by the Bundesmann rain-shower test
Standard published on 29.8.1993
Selected format:Tussah silk water reeled
Standard published on 10.11.2003
Selected format:
Water-reeled tussah silk
Execute Date: november 2027
Standard published on 31.10.2025
Selected format:Fixed capacitors for use in electronic equipment—Part 17Sectional specification—Fixed metallized polypropylene film dielectric a.c. and pulse capacitors
Standard published on 31.12.2013
Selected format:Test method for mechanical properties of ring of filament-winding reinforced composites
Standard published on 7.9.2023
Selected format:Fixed capacitors for use in electronic equipment—Part 17-1Blank detail specification—Fixed metallized polypropylene film dielectric a.c. and pulse capacitors—Assessment level E and EZ
Standard published on 31.12.2013
Selected format:Standard methods for radon measurement in environ-mental air
Standard published on 30.8.1993
Selected format:Norm for the measurement of environmentalterres-trial gamma-radiation dose rate
Standard published on 30.8.1993
Selected format:Latest update: 2026-09-08 (Number of items: 2 300 134)
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