Metal Sound Barrier Wall

(1 customer review)
SKU: 001 Category:
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Description

Metal Sound Barrier Wall

Metal sound barrier wall also known as soundproof walls. The insertion of facility between the sound source and the receiver cause a significant additional of acoustic wave propagation, thereby weakening the noise in certain area of receiver, and such a facility is called sound barrier.

Sound barrier is mainly used for highways, elevated road, urban light rail subway and other traffic municipal facilities in the noise reduction, can be also used for factories and other noise areas.

Sound Reduction Coefficient

Frequency (Hz) 100 125 160 200 250 315 400 500 630
NRC 0.22 0.25 0.28 0.34 0.41 0.43 0.48 0.73 0.89
Frequency (Hz) 800 1000 1250 1600 2000 2500 3150 4000 5000
NRC 0.86 0.84 0.77 0.83 0.84 0.77 0.81 0.80 0.83

 

Sound Transmission Class

Frequency (Hz) 100 125 160 200 250 315 400 500 630
NRC 15.6 22.2 15.9 26.0 26.1 32.9 32.2 36.1 37.8
Frequency (Hz) 800 1000 1250 1600 2000 2500 3150 4000 5000
NRC 41.2 42.3 37.8 40.0 41.7 39.4 38.5 39.10 40.0

 

Additional information

SIZE

02, 03, 04

1 review for Metal Sound Barrier Wall

  1. beben mujiana –

    kualitas oke

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