Acoustics Terminologies

Automotive

• ASTM C423 – Random Incidence Sound Absorption (Full-size Reverberation Room)
• SAE Standard (J2883)- Small Sample Random Incidence Sound Absorption
• ASTM E1050 – Normal Incidence Sound Absorption
• SAE J1400 – Small Sample Sound Transmission Loss
• SAE J1637 – Vibration Damping
• ASTM E756 – Vibration Damping
• ISO 3471/ANSI S12.51 – Sound Power Level
• ASTM E2249 – Sound Intensity Based Transmission Loss
• ASTM C522 – Airflow Resistance of Acoustical Materials
• ASTM E2611 - Standard Test Method for Normal Incidence Determination of Porous Material Acoustical Properties Based on the Transfer Matrix Method
• ISO 10534-2 - Acoustics - Determination of sound absorption coefficient and impedance in impedance tubes - Part 2: Transfer-function method

Building Acoustics

• ASTM C423 – Random Incidence Sound Absorption (Full-size Reverberation Room)
• ISO 10140 – Measurement of Sound Transmission Loss in Laboratory as well as on Site (Field Testing)
• ASTM C634 – Standard Terminology Relating to Building and Environmental Acoustics
• ISO 717-1:2013 – Rating of sound insulation in buildings
• ASTM E336 – 10 Standard Test Method for Measurement of Airborne Sound Attenuation between Rooms in Buildings , airborne sound transmission loss
• ISO 354 - Acoustics - Measurement of sound absorption in a reverberation room
• ASTM E90 - Standard Test Method for Laboratory Measurement of Airborne Sound Transmission Loss of Building Partitions and Elements

Apart from this, Alfa Acoustics has a huge database on Acoustic materials hardly available anywhere and can be used for its Clients.