ASTM E3222-20a

Standard Classification for Determination of High-frequency Impact Sound Ratings (Includes all amendments and changes 11/26/2020).

NORMA vydána dne 1.11.2020

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The information about the standard:

Designation standards: ASTM E3222-20a
Publication date standards: 1.11.2020
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: American technical standard
Kategorie: Technické normy ASTM

Annotation of standard text ASTM E3222-20a :

Keywords:
floors, high-frequency impact noise, impact noise, high-frequency impact insulation class, high-frequency impact rating, normalized high-frequency impact rating, HIIC, HIR, AHIR, NHIR, ?HIIC, tapping machine,, ICS Number Code 91.120.20 (Acoustics in building. Sound insulation)