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NSAI
I.S. EN ISO 6721-3:2021

I.S. EN ISO 6721-3:2021

Current

Current

The latest, up-to-date edition.

Plastics - Determination of dynamic mechanical properties - Part 3: Flexural vibration - Resonance-curve method (ISO 6721-3:2021)

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

03-21-2021

Publisher

National Standards Authority of Ireland

Preview

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 reference
3 Terms and definitions
4 Principle
5 Test apparatus.
6 Test specimens.
7 Number of test specimens
8 Conditioning
9 Procedure
10 Expression of results.
11 Precision
12 Test report
Annex A (informative) Interlaboratory testing
Bibliography

This document specifies a bending-vibration method based upon resonance curves for determining the flexural complex modulus Ef * of homogeneous plastics and the damping properties of laminated plastics intended for acoustic insulation, for example systems consisting of a metal sheet coated with a damping plastic layer, or sandwich systems consisting of two sheet-metal layers with an intermediate plastic layer.

Committee
TC 61
DocumentType
Standard
Pages
28
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
Supersedes

Standards Relationship
EN ISO 6721-3:2021 Identical
ISO 6721-3:2021 Identical

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Hardcopy - English
PDF - English
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