I.S. EN ISO 9053-2:2020
Current
The latest, up-to-date edition.
Acoustics - Determination of airflow resistance - Part 2: Alternating airflow method (ISO 9053-2:2020)
Hardcopy , PDF
English
26-10-2020
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols
5 Principle
6 Equipment
7 Test specimens
8 Test procedure
9 Uncertainty
10 Test report
Annex A (normative) Effective ratio of specific heats for air
Annex B (informative) Acoustic model of the flow
Annex C (informative) Calculation of uncertainty
Annex D (informative) Airflow resistance of perforated support
Bibliography
This document specifies an alternating airflow method for the determination of the airflow resistance[5], [6] of porous materials for acoustical applications.
| Committee |
TC 43
|
| DocumentType |
Standard
|
| Pages |
36
|
| ProductNote |
The date of any NSAI previous adoption may not match the date of its original CEN/CENELEC document.
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Current
|
| Standards | Relationship |
| ISO 9053-2:2020 | Identical |
| EN ISO 9053-2:2020 | Identical |
| BS EN ISO 9053-2:2020 | Equivalent |
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