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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 color fastness-Miscellaneous tests part13:Colour fastness of wool dyes to processes using chemical means for creasing pleating and setting
Standard published on 4.11.2005
Selected format:Textiles-Tests for colour fastness-Miscellaneous tests part14:Colour fastness to acid chlorination of wool:sodium dichloroisocyanurate
Standard published on 4.11.2005
Selected format:Textiles - Evaluation for the snagging degree of fabrics - Mace test method
Standard published on 18.6.2008
Selected format:Textiles—Testing and evaluation for snagging resistance of fabrics—Part 2: Rotating chamber method
Standard published on 12.10.2022
Selected format:Textiles—Testing and evaluation for snagging resistance of fabrics—Part 3:Card roller method
Standard published on 15.3.2024
Selected format:TextilesPhysiological effectsMeasurement of thermal and water-vapour resistance under steady-state conditions(sweating guarded-hotplate test)
Standard published on 15.3.2018
Selected format:Burning behaviour of carpets - Tablet test at ambient temperature
Standard published on 16.6.2008
Selected format:Characteristics of special quality leasedcircuits with special bandwidth conditioning
Standard published on 31.3.1989
Selected format:Characteristics of special quality leasedciucuits with basic bandwidth conditioning
Standard published on 31.3.1989
Selected format:Determination of vapor pressure of crude oil—Expansion method
Standard published on 12.10.2022
Selected format:Latest update: 2026-04-22 (Number of items: 2 274 512)
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