WK97210 - Revision of E477-20 Standard Test Method for Laboratory Measurements of Acoustical and Airflow Performance of Duct Liner Materials and Prefabricated Silencers

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

Update of Standard Scope

Developed by Subcommittee: E33.08

Committee: E33

Staff Manager: Kelly Paul

Date Initiated: 12-03-2025

Technical Contact: Viken Koukounian

Item: 000

Ballot:

Status: