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
Mechanical vibration and shock-Mechanical mounting of accelerometers
Standard published on 13.5.2005
Selected format:Marine side scuttles
Standard published on 30.7.2008
Selected format:Water for industrial circulating cooling system and boiler - Determination of solids matter
Standard published on 13.8.2007
Selected format:Methods for sampling boiler steam
Standard published on 23.5.2023
Selected format:Driving tenons and sockets for parallelshank tools--Dimensions
Standard published on 10.2.2004
Selected format:Analysis of water used in boiler and cooling system—Determination of chemical oxygen demand—Rapid method with potassium dichromate
Standard published on 24.7.2024
Selected format:Analysis of water used in boiler and cooling system - Determination of benzotriazole
Standard published on 1.4.2008
Selected format:Industrial circulating cooling water-Determination of residual chlorine
Standard published on 1.4.2008
Selected format:Analysis of water used in boiler and cooling system—Determination of iron
Standard published on 7.9.2017
Selected format:Telecontrol equipmet and systems Part1:General considerations Section3:Glossary
Standard published on 6.2.2005
Selected format:Latest update: 2026-04-10 (Number of items: 2 271 455)
© Copyright 2026 NORMSERVIS s.r.o.