We need your consent to use the individual data so that you can see information about your interests, among other things. Click "OK" to give your consent.
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
Technical code for top gas pressure recovery turbine
Standard published on 31.5.2010
Selected format:Occupational safety code for geotechnical investigation
Standard published on 1.8.2019
Selected format:Code for construction and acceptance of aluminum bus-bar welding engineering
Standard published on 31.5.2010
Selected format:Design for operation of reservoir
Standard published on 31.5.2010
Selected format:Standard for design of waste heat power generation in cement plant
Standard published on 31.8.2017
Selected format:Technical code of construction for epoxy resins self-leveling flooring
Standard published on 31.5.2010
Selected format:FerromolybdenumDetermination of molybdenum contentLead molybdate gravimetric method,ammonium metavanadate titration method and 8-hydroxyquinoline gravimetric method
Standard published on 27.3.2014
Selected format:Ferromolybdenum—Determination of molybdenum, silicon, copper and iron contents—Wavelength dispersive X-ray fluorescence spectrometry (fused cast bead method)
Standard published on 31.10.2025
Selected format:FerromolybdenumDetermination of antimony contentMalachite green spectrophotometric method
Standard published on 27.3.2014
Selected format:FerromolybdenumDetermination of copper contentThe flame atomic absorption spectrometric method
Standard published on 27.3.2014
Selected format:Latest update: 2026-10-27 (Number of items: 2 208 060)
© Copyright 2026 NORMSERVIS s.r.o.