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Standards GB - Chinese national standards - Page 6875

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

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GB/T 19882.32-2007 WITHDRAWN

Automatic meter reading system—Part 3-2:Application layer data exchange protocols—Interface classes

WITHDRAWN published on 11.10.2007

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GB/T 19882.33-2007 WITHDRAWN

Automatic meter reading system—Part 3-3:Application layer data exchange protocol—COSEM application layer

WITHDRAWN published on 11.10.2007

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GB/T 19883-2005 WITHDRAWN

Jelly

WITHDRAWN published on 29.9.2005

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GB/T 19889.2-2005 WITHDRAWN

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WITHDRAWN published on 9.9.2005

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GB/T 19889.3-2005 WITHDRAWN

Acoustics-Measurement of sound insulation in buildings and of building elements-Part 3:Laboratory measurements of airborne sound insulation of building elements

WITHDRAWN published on 9.9.2005

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