NDT.net - August 1999, Vol. 4 No. 8

Residual Stress Measurement in Steel Mill Rolls Using Magnetic Barkhausen Noise Analysis

Prof. Jerzy Pacyna Ph.D., D.Sc., Eng., Adam Kokosza M.Sc. Eng
University of Mining and Metallurgy, Faculty of Metallurgy and Materials Engineering
Andrzej S. Wojtas M.Sc. Eng
Stresstech OY / AST - Europe
Corresponding Author Contact:
Email: aswojtas@csi.com
TABLE OF CONTENTS

Abstract

Introduction

Analysed Materials

Instrumentation

Magnetic Barkhausen Noise Analysis

The Object and the Scope of the Test Method

Measurement Results and Discussion

Conclusions

References

  1. Santoli Pat A., "Hot Strip Mill Backup Roll Failure: Stress and Metallurgical Analysis" Allegheny Ludlum Steel Corporation, pp.225-237
  2. Corbett Robert B., "Rolls for the Metalworking Industries" AIME Iron and Steel Society
  3. Tiitto Kirsti, "Measuring Stresses in Rolls by Magnetoelastic Method" The 27th Mechani- cal Working and Steel Processing Conference, Cleveland, Ohio, October 27-29, 1985, pp.273-279
  4. Tiitto Kirsti, "Use of Barkhausen Effect in Testing for Residual Stresses and Material Defects, Non-Destructive Testing - Australia, Vol.26 No.2 March/April 1989 pp. 36-41
  5. Tiitto Seppo and Wojtas Andrzej, "Magnetoelastic Testing of Biaxial Stresses" VDI Berichte Nr. 882, 1991, pp. 291-301
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