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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
Ships and marine technology—Launching appliances for free-fall lifeboats
Standard published on 26.10.2024
Selected format:Test methods of the properties for piezoelectric ceramics - Test for relation between electric field and strain
Standard published on 4.8.2008
Selected format:Torsional vibration absorbers
Standard published on 9.3.2009
Selected format:Re-inspection and re-test procedures for assessment of declared quality levels
Standard published on 6.8.2008
Selected format:Sequential sampling plans for inspection by variables for percent nonconforming (known standard deviation)
Standard published on 28.1.2026
Selected format:Ferrocement ribbed slab
Standard published on 30.7.2008
Selected format:
Ferrocement slab
Execute Date: august 2026
Standard published on 28.1.2026
Selected format:Terms of fiber reinforced cement and related products
Standard published on 15.5.1996
Selected format:Designation system and basis for specifications of ion exchange resins
Standard published on 30.6.2008
Selected format:Specification on evaluation methods of hazards of liquid chemicals transported in bulk by shipping--Acute toxicity testing methods for aquatic organism
Standard published on 16.5.1996
Selected format:Latest update: 2026-06-12 (Number of items: 2 281 969)
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