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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
Inspection and evaluation method of fuel consumption for road transport vehicle
Standard published on 29.9.2011
Selected format:Surveillance and control system configuration for freeway tunnel
Standard published on 9.8.2010
Selected format:Safety of machinery—Reduction of risks to health resulting from hazardous substances emitted by machinery—Part 1: Principles and specifications for machinery manufacturers
Standard published on 2.6.2020
Selected format:Safety of machinery—Reduction of risks to health resulting from hazardous substances emitted by machinery—Part 2: Methodology leading to verification procedures
Standard published on 2.6.2020
Selected format:Preparation of steel substrates before application of paints and related products—Tests for the assessment of surface cleanliness—Part 10:Field method for the titrimetric determination of water-soluble chloride
Standard published on 14.9.2005
Selected format:Preparation of steel substrates before application of paints and related products - Tests for the assessment of surface cleanliness - Part 2: Laboratory determination of chloride on cleaned surfaces
Standard published on 9.3.2009
Selected format:Preparation of steel substrates before application of paints and related products-Tests for the assessment of surface cleanliness-Part 3:Assessment of dust on steel surface prepared for painting(pressure-sensitive tape method)
Standard published on 14.9.2005
Selected format:Preparation of steel substrates before application of paints and related products--Tests for the assessment of surface cleanliness--Guidance on the estimation of the probability of condensation prior to paint application
Standard published on 13.12.2001
Selected format:Preparation of steel substrates before application of paints and related products-Tests for the assessment of surface cleanliness-Part 5:Measurement of chloride on surfaces prepared for painting(ion detection tube method)
Standard published on 14.9.2005
Selected format:Preparation of steel substrates before application of paints and related products -Tests for the assessment of surface cleanliness - Part6: Extraction of soluble contaminants for analysis -The Bresle method
Standard published on 30.12.2011
Selected format:Latest update: 2026-09-11 (Number of items: 2 300 165)
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