2K6ME 306 : METALLURGY AND MATERIAL SCIENCE
Module 1(10Hours)
Classification of materials-Properties of Engineering Materials –structure of atoms and molecules – Chemical bonds-primary and secondary or molecular bonds- Bond energy and Activation energy-Crystal structure –Bravai’s lattices –BCC,FCC and CPH structures –Atomic packing factor-Miller indicesInterplaner spacing –Xray diffraction –Metallographic-Specimen preparation¿ –metallurgical ,scanning electron microscopes-grain size measurement-etching common etchants used
ModuleII (15Hours)
Defects and Imperfections in crystals –Point defect ,line defects, edge dis location screw dislocationinteraction of dislocations-Frank reed sources –surface imperfections-Diffusion mechanisms-Fick’s Laws of diffusion –mechanical behaviour-Elastic ,anelastic and visco elastic materials-plastic deformation mechanisms-slip –twinning-strengthening mechanisms –phases-solid solutions and compounds-Humerothery rules-freezing of pure metal-Homogeneous nucleation –Heterogeneous nucleation-crystal growthcast metal structure
Module III (15 Hours)
Phase diagrams –cooling curves-types equilibrium diagrams-phase diagrams of Cu-Ni ,Bi-Cd ,Pb-Sn; and Fe-C-Important reactions –pertaining to phase diagrams. Liver Rule Heat treatment of carbon steels-annealing ,normalizing ,hardening ,tempering, austempering and martempering –Hardenability and Jomini test-case hardening surface hardening –metallic coating and surface treatments –failure of material –Creep-Creep resistant materials-fracture-brittle and ductile fracture –protection against fracture –fatigue –fatigue mechanisms-Sn curves
Module IV (12Hours)
Steels-high alloy steels- tool steels-stainless steels- uses of steels Cast iron –classifications- structure –applications Copper alloys and their uses Aluminium alloys and their uses Materials with medical applications Ceramic materials –classification and their uses composites and glasses
Text Book:
1. R.K. Rajput, Material Ssience and Engineering, S.K. Khataria and sons
Reference books-
1. Shackle Ford .JF.,Material science for Engineers –Prentice hall
2. Narang.B.S .,Material Science & Processes –-CBS Publishers
3. Van Vlack L.H., Elements of Material Science -Addison-Wesley.
4. M G K Narula ., Material Science–Tata Mc Grow Hill
5. Prof. Kodgire ., Material Science& Metallurgy –-Everest publications
6. Higgins R.A., Engineering Matellurgy Part I., ELBS
7. Raghavan B., Material Science and Engineering, Prentice Hall India.