3 Review(s)

Unit ICrystal Structures and Deformation of MaterialsCrystal Structures : Study of Crystal structures BCC, FCC, HCP and lattice parameters & properties, Miller indices, Crystal imperfections, and Diffusion Mechanisms.Material Properties : Mechanical (Impact, hardness, etc.), Electrical, optical and Magnetic properties.Deformation of Materials : Elastic deformation, Plastic deformation : slip, twinning, work hardening, baushinger effect, recovery, re-crystallization and grain growth, Fracture : Types of fractures (brittle, ductile), Creep & Fatigue failures. (Chapters - 1, 2)Unit IIMaterial Testing and Characterization TechniquesDestructive Testing : Impact test, Cupping test and Hardness test.Non-Destructive Testing : Eddy current test, Sonic & Ultrasonic testing, X-ray Radiography testing (Principle and Applications only)Microscopic Techniques : Sample Preparation and etching procedure, optical microscopy, Electronic microscopy - only SEM, TEM and X-ray diffraction (Principle and Applications only).Macroscopy : Sulphur printing, flow line observation, spark test. (Chapters - 3, 4)Unit III Phase Diagrams and Iron-Carbon DiagramSolid solutions : Introduction, Types, Humerothery rule for substitutional solid solutions.Solidification : Nucleation & crystal growth, solidification of pure metals, solidification of alloys.Phase Diagrams : Cooling curves, types of phase diagrams, Gibbs phase rules.Iron-Carbon Diagram : Iron-carbon equilibrium diagrams in detail with emphasis in the invariant reactions. (Chapters - 5, 6)Unit IV Heat TreatmentsAustenite transformation in steel : Time temperature transformation diagrams, continuous cooling transformation diagrams. Retained austenite and its effect.Steps in Heat treatment and Cooling Medium.Heat Treatment Processes : Introduction, Annealing (Full annealing, Process annealing, Spheroidise annealing, isothermal annealing, stress relief annealing), Normalising, Hardening, Tempering, Austempering, Martempering, Sub-Zero Treatment, Hardenability.Surface Hardening : Classification, Flame hardening, Induction hardening, Carburising, Nitriding, Carbonitriding. (Chapters - 7, 8)Unit V Ferrous MaterialsCarbon Steel : Classification, types & their composition, properties and Industrial application.Alloy Steels : Classification of alloy steels & Effect of alloying elements, examples of alloy steels, (Stainless steel, Tool steel) sensitization of stainless steel.Designation of carbon steel and alloy steels as per IS, AISI, SAE Standards.Cast Iron : Classification, types & their composition, properties and Industrial application of (White CI, Gray CI, SG CI, Malleable Cast and alloy Cast Iron).Microstructure and property relationship of various ferrous Materials. (Chapters - 9, 10)Unit VI Non-Ferrous MaterialsClassification of Non-Ferrous Metals : Study of Non-ferrous alloys with Designation, Composition, Microstructure.Mechanical & other properties for Industrial Applications : Copper and its Alloys (Gilding Metal, Cartridge Brass, Muntz Metal, Tin Bronze, Beryllium Bronze), Aluminium and its Alloy (LM5, Duralumin, Y-Alloy, Hinduminum), Nickel and its Alloys (Invar, Inconel), Titanium and its Alloys (? Alloys, ?-? Alloys), Cobalt and its Alloys (Stellite Alloys, Alnico), Bearing Alloys (Classification, lead based alloys, tin based alloys), Age Hardening.Microstructure and Property relationship of various Non-ferrous Materials.Recent Material used in Additive Manufacturing : Properties, Composition and Application only. (C