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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 methods for aircraft tyres
Execute Date: october 2026
Standard published on 31.3.2026
Selected format:Performance testing method for cycle tyres
Standard published on 18.6.2008
Selected format:General rules for packaging,labelling,transport and storage of coating material and pigment products
Standard published on 30.6.2025
Selected format:Paints and varnishes - Determination of viscosity using rotary viscometers - Part1:Cone-and-plate viscometer operated at a high rate of shear
Standard published on 4.6.2008
Selected format:Paints and varnishes - cupping test
Standard published on 11.9.2007
Selected format:Paints and varnishes—Determination of gloss value at 20°60°and 85°
Standard published on 30.6.2025
Selected format:Synthetic resin emulsion based wall coatings
Standard published on 28.11.2024
Selected format:Paints and varnishes--Determination of “Soluble” metal content--Part 1:Determination of lead content--Flame atomic absorption spectrometric method and dithizone spectrophotometric method
Standard published on 5.9.1988
Selected format:Paints and varnishes--Determination of “soluble” metal content--Part 2:Determination of antimony content--Flame atomic absorption spectrometric method and rhodamine B spectrophotometric method
Standard published on 5.9.1988
Selected format:Paints and varnishes--Determination of “soluble” metal content--Part 3:Determination of barium content--Flame atomic emission spectrometric method
Standard published on 5.9.1988
Selected format:Latest update: 2026-04-17 (Number of items: 2 274 270)
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