Standard Classification for Determination of High-frequency Impact Sound Ratings
NORMA vydána dne 1.1.2020
Designation standards: ASTM E3222-20
Note: NEPLATNÁ
Publication date standards: 1.1.2020
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: American technical standard
Kategorie: Technické normy ASTM
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, deltaHIIC, tapping machine,, ICS Number Code 91.120.20 (Acoustics in building. Sound insulation)