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GB/T 18699.1-2002 English PDF

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GB/T 18699.1-2002: Acoustics -- Determination of sound insulation Performances of enclosures -- Part 1: Measurements under laboratory conditions (for Declaration purposes)
Status: Valid
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB/T 18699.1-2002English389 Add to Cart 3 days [Need to translate] Acoustics -- Determination of sound insulation Performances of enclosures -- Part 1: Measurements under laboratory conditions (for Declaration purposes) Valid GB/T 18699.1-2002

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Basic data

Standard ID GB/T 18699.1-2002 (GB/T18699.1-2002)
Description (Translated English) Acoustics. Determination of sound insulation Performances of enclosures. Part 1: Measurements under laboratory conditions (for Declaration purposes)
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard Z32
Classification of International Standard 17.140.01
Word Count Estimation 15,141
Date of Issue 2002-03-26
Date of Implementation 2002-10-01
Adopted Standard ISO 11546-1-1995, MOD
Issuing agency(ies) General Administration of Quality Supervision, Inspection and Quarantine of the People Republic of China
Summary This standard specifies the small machines sound insulation performances of enclosures (insertion loss) measurement laboratory methods. The so-called " laboratory conditions " refers to the test conditions and test environment in accordance with Table 1 in the selection of the relevant standards. This standard applies only to the overall noise enclosures, acoustic cover does not apply to individual components of measurement. Note: an acoustic cover of the individual components (such as: siding, doors, windows, muffler, etc.) should sound insulation performance of other relevant standard measurement, 2 live acoustic cover measurement noise attenuation see Part 2 of this standard, acoustic measuring between the see IS0 11957.

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