An energy integral method is used to predict the temperature variation and case depth in a steel specimen. A nomogram is developed to estimate case hardness and its use is illustrated for a chosen specimen.

B. V.S.S.S. Prasad

Department of Mechanical Engineering

IIT Madras is a public technical and research university located in Chennai, Tamil Nadu. Founded in 1959, it is recognised as an Institute of National Importance.

IIT Madras has been ranked as the top engineering institute in India for four years in a row by the National Institutional Ranking Framework of the MHRD

It currently offers undergraduate, postgraduate and research degrees across 16 disciplines in Engineering, Sciences, Humanities and Management. About 596 faculty belonging to science and engineering departments and centres of the Institute are engaged in teaching, research and industrial consultancy.

Journal	Journal of Materials Processing and Manufacturing Science
ISSN	10620656
Open Access	No