Description
ASTM E989 – Standard Classification for Determination of Single-Number Metrics for Impact Noise
1.1”This classification provides a method for determining a rating that can be used to compare the levels of impact noise generated by a standard tapping machine and transmitted through different floor-ceiling assemblies.
Product Details
- Published:
- 05/01/2021
- Number of Pages:
- 3
- File Size:
- 1 file , 100 KB
- Redline File Size:
- 2 files , 210 KB
- Note:
- This product is unavailable in Russia, Ukraine, Belarus