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ISO 7574-4:1985
M00001805
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ISO 7574-4:1985 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 by International Organization for Standardization, 12/01/1985
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Provides guidelines for determining the labelled value by the labeller and specifies statistical sampling procedures for checking compliance of noise emitted of a lot of machines with its labelled value. Does not deal with the consequences that ensue if the specified value is not confirmed as checked for a lot of machines.