IEC 60404-13:1995

FOREWORD
Clause
1 Scope and object
2 Normative references
3 Determination of the density
  3.1 Field of application
  3.2 Test specimens
      3.2.1 Strip specimens
      3.2.2 Sheet specimens
  3.3 Principles of measurement
      3.3.1 General
      3.3.2 Method of measuring the product using Epstein
            strips (method A)
      3.3.3 Method of measuring the product using sheet
            specimens (method B)
  3.4 Apparatus
      3.4.1 Requirements for methods A and B
      3.4.2 Requirements for method A
      3.4.3 Requirements for method B
  3.5 Procedure
      3.5.1 General
      3.5.2 Procedure with strip specimens (method A)
      3.5.3 Procedure with sheet specimens (method B)
      3.5.4 Determination of the density
  3.6 Test report
  3.7 Reproducibility
4 Determination of the resistivity
  4.1 Object
  4.2 Field of application
  4.3 Test specimen
  4.4 Principle of measurement
      4.4.1 Method based on the determination of the product
      4.4.2 Method based on the determination of thickness d
  4.5 Test report
  4.6 Reproducibility
5 Determination of the stacking factor
  5.1 Object
  5.2 Field of application
  5.3 Measuring procedure
  5.4 Test report
  5.5 Reproducibility
Annex A - Bibliography

Specifies the methods used for determining the density, resistivityand stacking factor of electrical steel sheet and strip. Thesequantities are necessary to establish the magnetic characteristicsof the material.