ASTM E477-06a

Standard Test Method for Measuring Acoustical and Airflow Performance of Duct Liner Materials and Prefabricated Silencers (Includes all amendments And changes 9/4/2013).

NORMA vydaná dňa 1.5.2006

Anglicky -
Online zabezpečené PDF (82.40 EUR)

Anglicky -

Tlačené (82.40 EUR)

The information about the standard:

Designation standards: ASTM E477-06a
Note: NEPLATNÁ
Publication date standards: 1.5.2006
The number of pages: 11
Approximate weight : 33 g (0.07 lbs)
Country: American technical standard
Kategória: Technické normy ASTM

Annotation of standard text ASTM E477-06a :

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)