Syllabus Material Science and Metallurgy - (BE03000221) Credits Examination Marks Total Marks C Theory Marks Practical Marks ESE (E) PA (M) ESE (V) PA (I) 4 70 30 30 20 150 Sr. No. Content 1. Introduction to Material Science and Metallurgy: Basics of engineering materials, their classifications and application, Basics of advance engineering materials, Engineering requirements of materials, Properties of engineering materials, Criteria for selection of materials for engineering applications. 2. Crystal Geometry and Crystal Imperfection: Unit cell, Crystal structure, Bravise lattice, atomic packing factor, coordination number, Metallic crystal structures- SC, BCC, FCC and HCP, crystal directions and planes, Miller indices, Imperfections in crystals and their effect on properties, Solute strengthening. 3. Solidification and Theory of Alloys: Solidification of metals and an alloy, Crystallization: Mechanism of crystallization - nucleation and growth, factors influencing nucleation and growth, Solid solutions and compounds, Hume-Rothery rules; Cooling curves, lever-arm principle. 4. Phase Diagrams: Systems, phases and phase rule, structural constituents, Gibb’s phase rule. Binary equilibrium phase diagrams, Allotropy of iron; Iron-iron carbide equilibrium diagram with different reactions like eutectic, eutectoid and peritectic. Constituents, microstructures and properties of plain carbon steels. Alloy groups (Pig Iron, Wrought Irons, Steels and Cast Irons) of Iron-Iron Carbide equilibrium system and their characteristics in general. Equilibrium cooling of eutectoid, hypoeutectoid and hypereutectoid steels, their resultant microstructures and hence correlated properties and applications. IS and ISO Codification, Different specifications and designations of steels. 5. Non-ferrous Metal and Alloys: Introduction, properties and application of aluminium, copper, magnesium, titanium, nickel and their alloys. 6. TTT diagram and Heat Treatment of Steel: Time-Temperature-Transformation Diagram, Isothermal and continuous transformations. Study of heat treatment processes such as annealing, normalizing, hardening, tempering, carburizing, nitriding, cyaniding, induction hardening and flame hardening. Hardenability of steel. Application of above processes to machine components and mechanical equipments such as gears, shaft bearings, turbine blades, crank shafts, pistons etc. 7. Powder Metallurgy: Introduction, advantages, disadvantages and applications of powder metallurgy, production of powder, compacting, sintering. 8. Non Destructive Testing: Non Destructive testing of materials such as Visual inspection, Dye Penetration Testing, Magnetic Particle Testing, Ultrasonic Testing, Radiography Testing, Eddy current testing with their principles, relative merits, demerits and applications. 9. Corrosion of Metal And Alloys: Principle of corrosion, types of corrosion, corrosion prevention techniques. 10. Metallography: Structure of Metals, Macro-examination: Macroetching; Microscopic examinations: Specimen Preparation, etching, Spark Test, Sculptures Print, Magnetic Testing, Chemical analysis of steel and iron for Carbon, Sulphur & Phosphorous.
