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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
Acoustic emission examination and evaluation of metallic pressure vessels
WITHDRAWN published on 28.8.2000
Selected format:Automotive synchronous belt industry—Fatigue test
WITHDRAWN published on 28.8.2000
Selected format:Terms used in commerce automation
WITHDRAWN published on 15.8.2000
Selected format:Specification of reliability for hydrologic instruments
WITHDRAWN published on 14.8.2000
Selected format:Oil spill dispersant—Technical regulations
WITHDRAWN published on 7.9.2000
Selected format:Requirements for industry of motorcycle maintenance and repair being managed
WITHDRAWN published on 7.9.2000
Selected format:Determination of moisture content in tin concentrates--Gravimetric method
WITHDRAWN published on 29.12.1979
Selected format:Methods for chemical analysis of tin concentrates—Determination of water content—The weighing method
WITHDRAWN published on 5.2.2004
Selected format:Methods for chemical analysis of tin concentrates—Determination of sulphur content—The high frequency infrared absorption method and the combustion potassium iodate titrimetric method
WITHDRAWN published on 5.2.2004
Selected format:Methods for chemical analysis of tin concentrates—Determination of aluminum oxide content—The chromazuzol S spectrophotometric method
WITHDRAWN published on 5.2.2004
Selected format:Latest update: 2024-09-25 (Number of items: 2 350 354)
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