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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 and plastics hoses—Exposure to a xenon arc lamp—Determination of changes in color and appearance
WITHDRAWN published on 28.8.2001
Selected format:Rubber hoses for steam—Test methods
WITHDRAWN published on 28.8.2001
Selected format:Rubber or plastics-coated fabrics—Low-temperature bend test
WITHDRAWN published on 28.8.2001
Selected format:Glass bulbs used for automatic fire extinguishing systems
WITHDRAWN published on 6.9.2001
Selected format:Hermetic scroll refrigerant compressors
WITHDRAWN published on 30.8.2001
Selected format:Test method for the impact of plastics (cantilever beam)
WITHDRAWN published on 1.1.1980
Selected format:Plastics—Determination of izod impact strength
WITHDRAWN published on 14.6.1996
Selected format:Water chilling (heat pump) packages using the vapor compression cycle Water chilling (heat pump) packages for industrial and commercial and similar application
WITHDRAWN published on 30.8.2001
Selected format:Water chilling(heat pump) packages using the vapor compression cycle—Part 1:Water chilling(heat pump) packages for industrial & commercial and similar application
WITHDRAWN published on 5.11.2007
Selected format:Water chilling (Heat pump) Packages using the vapor compression cycle Household and similar water chilling (Heat pump) packages
WITHDRAWN published on 30.8.2001
Selected format:Latest update: 2026-08-21 (Number of items: 2 298 377)
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