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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
Rubber Iining—Part 3-Lining for floatation machine
WITHDRAWN published on 27.10.2000
Selected format:Styrene butadiene styrene(SBS)modified bituminous sheet materials
WITHDRAWN published on 27.10.2000
Selected format:Atactic polypropylene (APP) modified bituminous sheet materials
WITHDRAWN published on 27.10.2000
Selected format:Test methods for resistance to weathering of building water proofing materials
WITHDRAWN published on 27.10.2000
Selected format:Determination of amino acids in feeds
WITHDRAWN published on 24.12.2000
Selected format:Seamless steel tubes for gas cylinder
WITHDRAWN published on 25.10.2000
Selected format:Seamless steel tubes for gas cylinder
WITHDRAWN published on 23.12.2008
Selected format:Determination of antimony content in tin concentrates --Malachite green photometric method
WITHDRAWN published on 29.12.1979
Selected format:Test method for performance in plane deformation of curtain wall""s
WITHDRAWN published on 17.11.2000
Selected format:Method for the assessment of pigment or carbon black dispersion in polyolefin pipes,fittings and compounds
WITHDRAWN published on 21.11.2000
Selected format:Latest update: 2024-09-25 (Number of items: 2 350 354)
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