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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
Rhodium sulfate
Standard published on 19.11.2020
Selected format:Palladium() chloride
Standard published on 19.11.2020
Selected format:Milking machine installations - Construction and performance
Standard published on 14.9.2011
Selected format:Milking machine installations - Mechanical tests
Standard published on 14.9.2011
Selected format:Reciprocating internal combustion engines—Emissions terminology and nomenclature
Standard published on 12.7.2017
Selected format:Countersunk flat head screws with cross recess—Part 1: Property class 4.8
Standard published on 24.2.2016
Selected format:Countersunk flat head screws with cross recess—Part 2: Property class 8.8, stainless steel screws and non-ferrous metal screws
Standard published on 24.2.2016
Selected format:Reciprocating internal combustion engines—Exhaust emission measurement—Part 1:Test-bed measurement systems of gaseous and particulate emissions
Standard published on 23.5.2023
Selected format:Reciprocating internal combustion engines - Exhaust emission measurement - Part 10: Test cycles and test procedures for field measurement of exhaust gas smoke emissions from compression ignition engines operating under transient conditions
Standard published on 10.11.2010
Selected format:Reciprocating internal combustion engines - Exhaust emission measurement - Part 2: Measurement of gaseous and particulate exhaust emissions at site
Standard published on 16.6.2011
Selected format:Latest update: 2026-04-30 (Number of items: 2 275 280)
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