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
Conical spring washers for assemblies
Standard published on 29.12.2017
Selected format:Bolt or screw and washer assemblies with conical spring washers
Standard published on 29.12.2017
Selected format:Cross recessed pan head screwsingle coil spring lock washer and plain washer assemblies
Standard published on 16.4.1988
Selected format:Cross recessed small pan head screw andwasher assemblies with plain washers
Standard published on 10.2.2004
Selected format:Cross recessed small pan head screw and single coil spring lock washer assemblies
Standard published on 16.4.1988
Selected format:Cross recessed small pan headscrewsingle coil spring lock washer and plain washer assemblies
Standard published on 16.4.1988
Selected format:Cross recessed countersunk head screw and countersunk serrated external toothed lock washer assemblies
Standard published on 16.4.1988
Selected format:Code for examination and discard of ropes for ropeway
Standard published on 13.10.2008
Selected format:Emission standard of air pollutants for industrial kiln and furnace
Standard published on 7.3.1996
Selected format:Forged bars for dimensions,shape,weight and tolerances
Standard published on 4.6.2019
Selected format:Latest update: 2026-04-22 (Number of items: 2 274 512)
© Copyright 2026 NORMSERVIS s.r.o.