Standard Test Method for Laboratory Measurements of Acoustical and Airflow Performance of Duct Liner Materials and Prefabricated Silencers (Includes all amendments And changes 10/15/2020).
STANDARD published on 1.6.2013
Designation standards: ASTM E477-13e1
Note: WITHDRAWN
Publication date standards: 1.6.2013
The number of pages: 14
Approximate weight : 42 g (0.09 lbs)
Country: American technical standard
Category: Technical standards ASTM
Keywords:
airflow generated noise, airflow performance, duct liner materials, insertion loss, prefabricated elbow silencers, prefabricated straight silencers,, ICS Number Code 91.120.20 (Acoustics in buildings. Sound insulation)