• I.S. EN 789:2004

    Current The latest, up-to-date edition.

    TIMBER STRUCTURES - TEST METHODS - DETERMINATION OF MECHANICAL PROPERTIES OF WOOD BASED PANELS

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2004

    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
    Introduction
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Symbols and abbreviations
    5 Sampling
       5.1 Sampling of panels
       5.2 Sampling of specimens
    6 Preparation of test pieces
       6.1 Conditioning
       6.2 Dimensions of test pieces
            6.2.1 Methods of measurement
            6.2.2 Measurements to be taken
       6.3 Moisture content
            6.3.1 Method of measurement
            6.3.2 Measurements to be taken
       6.4 Density
            6.4.1 Method of measurement
            6.4.2 Measurements to be taken
    7 Bending properties
       7.1 Test piece
       7.2 Loading equipment
       7.3 Loading method
       7.4 Test procedure
            7.4.1 Rate of application of load
            7.4.2 Measurement of length and deformation
       7.5 Expression of results
            7.5.1 Modulus of elasticity and bending stiffness
            7.5.2 Bending strength and moment capacity
    8 Compression properties in the plane of the panel
       8.1 Test piece
       8.2 Loading equipment
       8.3 Loading method
       8.4 Test Procedure
            8.4.1 Rate of application of load
            8.4.2 Measurement of length and deformation
       8.5 Expression of results
            8.5.1 Compression of modulus of elasticity and
                   stiffness
            8.5.2 Compression strength
    9 Tension properties
       9.1 Test piece
       9.2 Loading equipment
       9.3 Loading method
       9.4 Test procedure
            9.4.1 Rate of application of load
            9.4.2 Measurement of length and deformation
       9.5 Expression of results
            9.5.1 Tension modulus of elasticity and stiffness
            9.5.2 Tension strength
    10 Panel shear properties
       10.1 Test piece
       10.2 Loading equipment
       10.3 Measurement of deformation
       10.4 Loading method
       10.5 Test procedure
            10.5.1 Rate of application of load
            10.5.2 Measurement of deformation
            10.5.3 Failure mode
       10.6 Expression of results
            10.6.1 Panel shear modulus of rigidity
            10.6.2 Panel shear strength
    11 Planar shear properties
       11.1 Test piece
       11.2 Loading equipment
       11.3 Loading method
       11.4 Test procedures
            11.4.1 Rate of application of load
            11.4.2 Measurement of deformation
       11.5 Expression of results
            11.5.1 Planar shear strength
            11.5.2 Planar shear modulus of rigidity
    12 Test report
       12.1 General data
       12.2 Material data
       12.3 Data of individual test pieces
       12.4 Data of physical properties
       12.5 Additional data
       12.6 Sampling data
    Annex A (normative) In-plane compression test pieces
    Annex B (normative) Panel shear test pieces
    Annex C (normative) Planar shear test pieces
    Annex D (informative) Compression properties perpendicular
            to the plane of the panel (bearing)
    Bibliography

    Abstract - (Show below) - (Hide below)

    Specifies test methods for determining some mechanical properties of commercial wood-based panel products for use in load-bearing timber structures.

    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)

    EN 13986:2004 Wood-based panels for use in construction - Characteristics, evaluation of conformity and marking
    EN 322:1993 Wood-based panels - Determination of moisture content
    EN 325:2012 Wood-based panels - Determination of dimensions of test pieces
    EN 323:1993 Wood-based panels - Determination of density
    EN 14358:2016 Timber structures - Calculation and verification of characteristic values
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