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
Safety technical requirements for cage
Standard published on 1.12.2010
Selected format:Safety regulations for explosion prevention and protection on bituminous coal injection system into blast furnace
Standard published on 22.4.2008
Selected format:
Safety specification for explosion prevention and protection on bituminous coal injection system into blast furnace
Execute Date: november 2026
Standard published on 31.10.2025
Selected format:Non-destructive testing - Practice for gamma-ray radiographic testing by panoramic exposure
Standard published on 30.7.2008
Selected format:Corrosion of metals and alloys—Removal of corrosion products from corrosion test specimens
Standard published on 30.6.2025
Selected format:General rules for packing, marking, transport, storage and quality certificates of shaped refractory
Standard published on 2.6.2020
Selected format:Sulphur Black 3B4B3BR2RB(Sulphur Black BNBRNB2RNRN)
Standard published on 19.7.2013
Selected format:Diagnostic techniques for newcastle disease
Standard published on 14.12.2020
Selected format:Diagnostic techniques for classical swine fever
Standard published on 14.12.2020
Selected format:Gems—Nomenclature
Standard published on 14.10.2017
Selected format:Latest update: 2026-06-14 (Number of items: 2 282 206)
© Copyright 2026 NORMSERVIS s.r.o.