06MAT31- Engineering Mathematics – III |
PART – A |
UNIT I |
Structure of crystalline solids: Fundamental concepts of unit cell space
lattice, Bravaias space lattices, unit cells for cubic structure & HCP, study of
stacking of layers of atoms in cubic structure & HCP, calculations of radius,
Coordination Number and Atomic Packing Factor for different cubic
structures. Crystal imperfections-point, line, surface & volume defects.
Diffusion, Diffusion Mechanism, Fick’s laws of diffusion.
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UNIT II |
Concepts of stress & strain, tensile properties, true stress & strain, Hardness,
Rockwell, Vickess & Brinell Hardness testing. Plastic deformation, slip &
twinning.
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UNIT III |
Fracture: types, stages in cup & cone fracture, Griffith’s criterion. Fatigue:
fatigue tests, S-N curves, Factors affecting fatigue life and protection
methods. Creep: The creep curves, Mechanisms of creep. Creep-resistant
materials.
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UNIT IV |
Solid solutions, Types, Rules of governing the formation of solids solutions.
Phase diagrams: Basic terms, phase rule, cooling curves, construction of
phase diagrams, interpretation of equilibriums diagrams, Types of phase
diagrams. Lever rule.
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PART – B |
UNIT V |
Iron carbon equilibrium Diagram, phases in the Fe–C system, Invariant
reactions, critical temperatures, Microstructure of slowly cooled steels, effect
of alloying elements on the Fe-C diagram, ferrite & Austenite stabilizers. The
TTT diagram, drawing of TTT diagram, TTT diagram for hypo-& hypereutectoid
steels, effect of alloying elements, CCT diagram.
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UNIT VI |
Annealing, and its types, normalizing, hardening, tempering, martemering,
austempering, surface hardening like case hardening, carburizing, cyaniding,
nitriding Induction hardening, hardenabilty, Jominy end-quench test, Age
hardening of Al & Cu alloys.
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UNIT VII |
Engineering Alloys: Properties, composition and uses of low carbon, mild
medium & high carbon steels. Steel designation & AISI –SAE designation.
Cast irons, gray CI, white CI, malleable CI, SC iron. Microstructures of cast
iron. The light alloys, Al & Mg & Titanium alloys. Copper & its alloys:
brasses & bronzes.
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UNIT VIII |
Corrosion & Its Prevention: Galvanic Cell, The Electrode Potentials,
Polarization, Passivation, General methods of Corrosion Prevention,
Cathodic Protection, Coatings, Corrosion Prevention by Alloying, Stress
Corrosion Cracking.
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REFERENCE |
TEXT BOOKS: |
1.“Materials Science & Engineering- An Introduction”, William D.Callister Jr. Wiley India Pvt. Ltd. 6th Edition, 2006, New Delhi.
2.“Essentials of Materials For Science And Engineering”, Donald R.Askeland, Pradeep P.Phule Thomson-Engineering, 2006.)
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Reference Books |
1. “Introduction to Material Science for Engineering”, 6th edition James
F. Shackel ford. Pearson, Prentice Hall, New Jersy, 2006.
2. “Physical Metallurgy, Principles & Practices”, V Raghavan.PHI 2nd
Edition 2006, New Delhi.
3. “Foundation of Material Science and Engineering”, Smith,
3rd Edition McGraw Hill, 1997. |
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