Analysis of the stress dependent magnetic easy axis in ASTM 36 steel by the magnetic Barkhausen noise

J. Capó-Sánchez, J. Pérez-Benitez, L. R. Padovese

Research output: Contribution to journalArticlepeer-review

33 Scopus citations

Abstract

The angular distribution of the magnetic Barkhausen noise energy is used to determine the influence of the applied stress in cold rolled ASTM 36 steel. In particular, the magnetic easy axis is predicted by the angular distribution of the magnetic Barkhausen noise energy, which, in turn, is obtained by magnetizing the samples in the radial direction from the center of the sample. The results indicate that the applied uniaxial stress gives origin to a continuous rotation of the magnetic easy axis. In addition, this study reveals that the jump energy distribution presents a clear angular dependence and is very sensitive to the anisotropic behavior of the magnetic Barkhausen noise activity.

Original languageEnglish
Pages (from-to)168-172
Number of pages5
JournalNDT and E International
Volume40
Issue number2
DOIs
StatePublished - Mar 2007
Externally publishedYes

Keywords

  • Anisotropy
  • Cold rolling
  • Easy axis
  • Magnetic Barkhausen noise
  • Texture

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