Material Science & Metallurgy for GTU 18 Course (III - MECH. - 3131904) (Decode)

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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. (Chapter - 1) 2. Crystal Geometry and Crystal Imperfection : Unit Cell, Crystal structure, Bravise lattice, atomic packing, coordination number, crystal structures of metallic elements, crystal directions and planes, Miller indices, Polymorphism or Allotropy. Crystal structure and correlated properties. diffusion processes; Crystallization: Mechanism of crystallization - nucleation and growth, factors influencing nucleation and growth. Imperfections in crystals and their effect on properties, Solute strengthening. (Chapter - 2) 3. Metallic Materials : Types, properties and applications, Structure of Metals, Fracture, Macro-examination, Spark Test, Sculptures Print, Macro-etching, Microscopic examinations, Magnetic Testing, Chemical analysis of steel and iron for Carbon, Sulphur and Phosphorous. (Chapter - 3) 4. Solidification and Theory of Alloys : Solidification of metals and an alloy, Nucleation and Growth during freezing of pure metal and alloy ingot/a casting Resultant macrostructures; Effects of Structure on Mechanical Properties. Systems, phases and phase rule, structural constituents, Gibb’s free energy for thermodynamic stability of phases, Gibb’s phase rule. Solid solutions and compounds, Hume-Rothery rules; Cooling curves, lever-arm principle. (Chapter - 4) 5. Phase and Phase equilibrium : Unary and Binary equilibrium phase diagrams, Different reactions like eutectic, eutectoid, peritectic and peritectoid; Non-equilibrium cooling. (Chapter - 5) 6. Allotropy of Iron, Iron-Iron Carbide equilibrium system : Allotropy of iron; Iron-iron carbide equilibrium diagram: Phases present and their properties, different reactions of the Iron-Iron Carbide equilibrium system; constituents, microstructures and properties of plain carbon steels. Alloy groups (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. (Chapter - 6) 7. TTT diagram and Heat Treatment of Steel : Time-Temperature-Transformation Diagram, Isothermal and continuous transformations. Study of heat treatment processes such as annealing, normalizing, spherodizing, hardening, tempering, carburizing, nitriding, cyaniding, induction hardening, flame hardening and hardenability of steel. Application of above processes to machine components and mechanical equipments such as gears, shaft bearings, turbine blades, crank shafts, pistons etc. (Chapter - 7) 8. Powder Metallurgy : Applications of powder metallurgy, advantages of powder metallurgy, manufacturing processes, production of powder, compacting, sintering, products of powder metallurgy. (Chapter - 8) 9. Non Destructive Testing : Non Destructive testing of materials such as Radiography Testing, Dye Penetration Testing, Magnetic Particle Testing, Ultrasonic Testing. Eddy current testing with their Principle of non-destructive testing, the test methods, relative merits, demerits and applications. (Chapter - 9) 10. Corrosion of Metal And Alloys : Mechanism of corrosion, types of corrosion, corrosion prevention techniques. (Chapter - 10)

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Pages: 240 Edition: 2022 Vendors: Technical Publications