• I.S. EN 60404-14:2002

    Current The latest, up-to-date edition.

    MAGNETIC MATERIALS - PART 14: METHODS OF MEASUREMENT OF THE MAGNETIC DIPOLE MOMENT OF A FERROMAGNETIC MATERIAL SPECIMEN BY THE WITHDRAWAL OR ROTATION METHOD

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2002

    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.

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

    FOREWORD
    INTRODUCTION
    1 Scope
    2 Normative references
    3 Definitions
    4 General principle of measurement
    5 Test specimen
    6 Detection coil
    7 Magnetic flux integrator
    8 Measurement of the magnetic dipole moment of magnetized
       material
       8.1 Correction of integrator readings for loading effects
           with no integrator calibration
       8.2 Circuit configuration for measurement when the integrator
           is calibrated using a mutual inductor
       8.3 Calibration of the measuring device for the magnetic
           dipole moment by means of a calibrated permanent magnet
           sample
       8.4 Withdrawal method
       8.5 Rotation method
    9 Determination of the saturation value of the magnetic dipole
       moment
    10 Determination of the magnetic polarization J
    11 Determination of the specific saturation magnetic polarization
       sigma[s]
    12 Calibration of the measuring device for the saturation value
       of the magnetic dipole moment
    13 Uncertainty of measurement
    14 Test report
    Annex A (informative) Measurement of the specific saturation
            magnetic polarization of test specimen longer than the
            homogenous area of the Helmholtz coil
    Annex B (informative) Measurement of ferromagnetic specimens
            with high saturation magnetic field, e.g. a hardmetal
            specimen with high cobalt content
    Annex C (informative) Measurement of a test specimen with a
            small mass, e.g. a hardmetal specimen of a cobalt content
            less than 50 mg
    Annex ZA (normative) Normative reference to international
             publications with their corresponding
             European publications

    Abstract - (Show below) - (Hide below)

    Applies to all ferromagnetic materials and particularly aimed at the measurement of the magnetic dipole moment of permanent magnet (magnetically hard) materials and the measurement of the specific saturation magnetic polarization of cemented carbide materials having a ferromagnetic binder.

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    Development Note For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Current

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

    EN 60404-4:1997/A2:2008 MAGNETIC MATERIALS - PART 4: METHODS OF MEASUREMENT OF D.C. MAGNETIC PROPERTIES OF MAGNETICALLY SOFT MATERIALS
    IEC 60404-4:1995+AMD1:2000+AMD2:2008 CSV Magnetic materials - Part 4: Methods of measurement of d.c. magnetic properties of magnetically soft materials
    IEC 60050-151:2001 International Electrotechnical Vocabulary (IEV) - Part 151: Electrical and magnetic devices
    IEC 60050-221:1990 International Electrotechnical Vocabulary (IEV) - Part 221: Magnetic materials and components
    IEC 60404-5:2015 RLV Magnetic materials - Part 5: Permanent magnet (magnetically hard) materials - Methods of measurement of magnetic properties
    IEC 60050-121:1998 International Electrotechnical Vocabulary (IEV) - Part 121: Electromagnetism
    IEC 60404-7:1982 Magnetic materials. Part 7: Method of measurement of the coercivity of magnetic materials in an open magnetic circuit
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