Work Item
ASTM WK97210
Revision of E477-20 Standard Test Method for Laboratory Measurements of Acoustical and Airflow Performance of Duct Liner Materials and Prefabricated Silencers
Rationale
Update of Standard Scope
Work Item Status
Date Initiated: 12-03-2025
Technical Contact: Viken Koukounian
Item: 000
Ballot:
Status: