Standards GB - Chinese national standards - Page 421

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 14573.1-1993

Acoustics--Statistical methods for determining and verifying stated noise emission values of machinery and equipment--Part 1:General considerations and definitions

Standard published on 28.8.1993

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GB/T 14573.2-1993

Acoustics--Statistical methods for determining and verifying stated noise emission values of machinery and equipment--Part 2:Methods for stated values for individual machines

Standard published on 28.8.1993

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GB/T 14573.3-1993

Acoustics--Statistical methods for determining and verifying stated noise emission values of machinery and equipment--Part 3:Simple (transition) method for determining and verifying labelled values for batches of machines

Standard published on 28.8.1993

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GB/T 14573.4-1993

Acoustics--Statistical methods for determining and verifying stated noise emission values of machinery and equipment--Part 4:Methods for stated values for batches of machines

Standard published on 28.8.1993

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GB/T 14574-2000

Acoustics--Declaration and verification of noise emission values of machinery and equipment

Standard published on 16.3.2000

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