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1.1 This test method covers the laboratory measurement of both the acoustical and mechanical performance of pneumatic exhaust silencers designed for quieting compressed gas (usually air) exhausts from orifices connected to pipe sizes up to 3/4 in. NPT. This test method is not applicable for exhausts performing useful work, such as part conveying, ejection, or cleaning. This test method evaluates acoustical performance using A-weighted sound level measurements.
| Author | ASTM |
|---|---|
| Editor | ASTM |
| Document type | Standard |
| Format | File |
| Confirmation date | 2013-02-01 |
| ICS | 17.140.01 : Acoustic measurements and noise abatement in general |
| Number of pages | 6 |
| Replace | ASTM E1265-04 |
| Set | ASTMVOL0406 |
| Year | 2004 |
| Document history | ASTM E1265-04 |
| Country | USA |
| Keyword | ASTM 1265;ASTM E1265;ASTM E1265;10.1520/E1265-04R13 |