- Departments / Centres
Characteristics of fatigue failure, initiation and propagation of fatigue cracks,; methods of improving fatigue behaviour, fatigue testing; analysis of fatigue data, fracture mechanics of fatigue crack propagation, corrosion fatigue, case studies
Introduction to creep - creep mechanisms, creep curve, Presentation and practical application of creep data; accelerated creep testing, time-temperature parameters for conversion of creep data; creep resistant alloys, creep testing, stress rapture test,
Introduction, types of fracture in metals, theoretical cohesive strength of metals, Griffith theory of brittle fracture, fracture of single crystals, metallographic aspects of fracture, fractography, fracture under combined stresses.
Brittle fracture problems, notched bar impact tests, instrumented Charpy test, significance of transition temperature curve, metallurgical factors affecting transition temperature, drop-weight test and other large-scale tests, fracture analysis diagram,
Introduction, strain energy release rate, stress intensity factor, fracture toughness and design, KIC plane strain toughness testing, plasticity corrections, crack opening displacement, J integral, R curve, toughness of materials.
1. Dieter G. E., ‘Mechanical Metallurgy’, 3rd Edition, McGraw Hill Publications, 1988
2. Suryanarayana, ‘Testing of Metallic Materials’, Prentice Hall
1. Rose R. M., Shepard L. A., Wulff J., ‘Structure and Properties of Materials’, Volume III, 4th Edition, John Wiley, 1984
2. Honeycombe R. W. K., ‘Plastic Deformation of Materials’, Edward Arnold Publishers, 1984