THE ADHESION OF

FLAME AND PLASMA SPRAYED COATINGS

BY

CHRISTOPHER C. BERNDT

B.App.Sc. (Secondary Metallurgy)

Graduate Diploma (Metallurgy and Materials).

Presented for the Degree of Doctor of Philosophy

  in the Department of Materials Engineering

Monash University, Clayton, Victoria 3168, Australia

Supervised by Associate Professor R. McPherson

December 1980

SUMMARY    i

DECLARATION iii

ACKNOWLEDGEMENTS iv

1.  INTRODUCTION 1

2.  DESIGN OF PLASMA SYSTEMS 6

3.  VELOCITY AND TEMPERATURE MEASUREMENTS 45

4.  CHARACTERIZATION OF COATINGS 98

5.  REVIEW OF ADHESION MEASUREMENTS ON COATINGS 117

6.  THE APPLICATION OF FRACTURE MECHANICS TO

THE MEASUREMENT OF COATING ADHESION 149

Appendix 1

U.S. Patents Relevant to Plasma Torches and Plasma Spraying  233

Appendix 2

Radiometric Definitions   236

Appendix 3

Calculation of Film Density from Planck's Law 238

Appendix 4

Data Collection Programme Using the Analogue and Digital Computers 245

Appendix 5

Publications 248

REFERENCES 249

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