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GB/T 17248.5-1999 Acoustics--Noise emitted by machinery and equipment--Measurement of emission sound pressure levels at a work station and at other specified positions--Method requiring environmental corrections via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
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 (USD) via email in 1-3 business day VALID
GB/T 7328-1987 Determination of transformer and reactor sound levels (USD) via email in 1-3 business day ABOLISHED
JB 9048-1999 Noise measurement and limits for cold tube mill via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB 9660-1988 Environment standard and measurement of aircraft noise around airport (USD) via email in 1-3 business day VALID
GB/T 4214.4-2008 Household and similar electrical appliances—Test code for determination of airborne acoustical noise—Particular requirements for washing machines and spin extractors (USD) via email in 1-3 business day VALID
GB/T 2888-1991 Methods of noise measurement for fans, blowers compressors and Roots blowers via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
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 (USD) via email in 1-3 business day VALID
GB/T 5898-1986 Measurement of noise emitted by rock drilling machines and pneumatic tools--Engineering method via email in ABOLISHED please email coc@codeofchina.com for quotation
GB/T 6446-1986 Frequency weighting for the measurement of aircraft noise (D-weighting) (USD) via email in 1 business day ABOLISHED
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