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Standard Classification for Acoustically Absorptive Materials Applied by Trowel or Spray
NORMA vydaná dňa 1.1.2021
Označenie normy: ASTM E1042-02(2021)
Poznámka: NEPLATNÁ
Dátum vydania normy: 1.1.2021
Kód tovaru: NS-1017018
Počet strán: 2
Približná hmotnosť: 6 g (0.01 libier)
Krajina: Americká technická norma
Kategória: Technické normy ASTM
Keywords:
acoustically absorptive materials, dust propensity, flame-spread index, noise reduction coefficient, sound absorption, sound absorption average, spray-on materials, trowel-on materials,, ICS Number Code 91.120.20 (Acoustics in buildings. Sound insulation)
Significance and Use | ||||||||||
4.1?Acoustically absorptive materials are used for the control of reverberation and echoes in rooms. This standard provides a classification method for acoustically absorptive materials applied directly to surfaces by trowel or by spray. |
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1. Scope | ||||||||||
1.1?This classification covers materials applied by trowel or spray to surfaces for the purpose of increasing their acoustical absorption. 1.2?The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard. 1.3?This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. |
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2. Referenced Documents | ||||||||||
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