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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
Manual fire call points
WITHDRAWN published on 1.9.2005
Selected format:Safety regulation for dust explosion prevention in flax fiber processing system
WITHDRAWN published on 6.9.2005
Selected format:Automatic Meter Reading System Part 1:General Principles
WITHDRAWN published on 9.9.2005
Selected format:Automatic meter reading system—Part 3-1:Application layer data exchange protocols—Object identification system
WITHDRAWN published on 11.10.2007
Selected format:Automatic meter reading system—Part 3-2:Application layer data exchange protocols—Interface classes
WITHDRAWN published on 11.10.2007
Selected format:Automatic meter reading system—Part 3-3:Application layer data exchange protocol—COSEM application layer
WITHDRAWN published on 11.10.2007
Selected format:Jelly
WITHDRAWN published on 29.9.2005
Selected format:Acoustics-Measurement of sound insulation in buildings and of building elements-Part 1:Requirements for laboratory test facilities with suppressed flanking transmission
WITHDRAWN published on 9.9.2005
Selected format:Acoustics - Measurement of sound insulation in buildings and of building elements - Part 14: Guidelines for special situations in the field
WITHDRAWN published on 2.9.2010
Selected format:Acoustics—Measurement of sound insulation in buildings and of building elements—Part 2:Determination,verification and application of precision data
WITHDRAWN published on 9.9.2005
Selected format:Latest update: 2026-08-28 (Number of items: 2 298 625)
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