Prof. Dr. V M Radhakrishnan is professor emeritus (Retired) from IIT Madras, Chennai and has 40 years of teaching and research experience in the area of machine design, strength of materials, fracture mechanics, high temperature materials, fatigue and creep. He graduated from the University of Madras and earned his PhD degree in Mechanical Engineering from IIT Madras, Chennai. He has guided a number of PhD research students and was an Alexander von Humboldt Fellow at the University of Karlsruhe, Germany and also worked as Research Scientist at the Nuclear Research Centre Jülich, Germany. He was a visiting professor at the University of Connecticut, USA and was a senior research scientist at NASA-Lewis Research Center, Cleveland, Ohio. He has taught the subject ‘Treatment of Materials and Mechanical Metallurgy’ to undergraduate students for number of years. The present book is the outcome of his long experience in the area of engineering materials. Dr. M Kamaraj is currently professor