1.1 This classification provides methods for calculating single-number ratings of high-frequency impact sound transmission, based on one-third-octave-band impact sound pressure levels generated by the standard tapping machine as described in Test Methods E492, E1007, and E2179.
Product Details
- Published:
- 01/01/2020
- Number of Pages:
- 4
- File Size:
- 1 file , 100 KB