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    I.S. EN ISO 2439:2009

    Current The latest, up-to-date edition.

    FLEXIBLE CELLULAR POLYMERIC MATERIALS - DETERMINATION OF HARDNESS (INDENTATION TECHNIQUE)

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2009

    Publisher:  National Standards Authority of Ireland

    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.

    Dates of withdrawal of national standards are available from NSAI.

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    Table of Contents - (Show below) - (Hide below)

    Foreword
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Principle
    5 Apparatus
    6 Test pieces
      6.1 Shape and dimensions
      6.2 Samples showing orientation
      6.3 Conditioning
    7 Procedure
      7.1 General
      7.2 Preliminary indentation for Methods A, B and C
      7.3 Method A - Determination of the 40%/30 s indentation
          hardness index
      7.4 Method B - Determination of the 25%-40%-65%/30 s
          indentation hardness characteristics
      7.5 Method C - Determination of the 40% indentation
          hardness check
      7.6 Method D - Determination of the 25%/20 s low indentation
          hardness index
      7.7 Method E - Determination of the compressive deflection
          coefficient and hysteresis loss rate
    8 Repeat tests
    9 Test report
    Annex A (informative) - Test method parameters and typical graphs
    Annex B (informative) - Precision of Method E
    Bibliography

    Abstract - (Show below) - (Hide below)

    Describes four methods (A to D) for the determination of indentation hardness and one method (E) for determination of compressive deflection coefficient and hysteresis loss rate of flexible cellular materials.

    General Product Information - (Show below) - (Hide below)

    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Current
    Supersedes

    Standards Referencing This Book - (Show below) - (Hide below)

    ISO 23529:2016 Rubber General procedures for preparing and conditioning test pieces for physical test methods
    ISO 1382:2012 Rubber Vocabulary
    ISO 7500-1:2015 Metallic materials Calibration and verification of static uniaxial testing machines Part 1: Tension/compression testing machines Calibration and verification of the force-measuring system
    ISO/TR 9272:2005 Rubber and rubber products Determination of precision for test method standards
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