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Course Code
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PCC_ME303
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Category
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Professional Core Courses
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Course Title
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Materials Engineering
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Scheme and Credits
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L
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T
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P
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Credits
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Semester- 3 (Three)
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2
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1
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0
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3
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Pre requisites
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- |
Objectives:
To give basic knowledge of science behind materials & physical metallurgy. Introduce the concept of structure property relations and to give students a feel of how material science is useful in engineering practices.
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M.No:
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Topic
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No. of Hrs
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Module 1.
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Introduction to material science and engineering. importance of material science and engineering. classification of materials, modern and advanced materials. human needs and materials selection and design considerations. primary bonds and secondary bonds. energy related concepts. concept of unit cells and lattice arrangements. metallic crystal structures (FCC, BCC, HCP). crystal systems. crystallographic directions and planes. single crystals. polycrystalline materials. anisotropy, non-crystalline solids.
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10
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Module 2.
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Theoretical density computations. atomic densities (linear and planar), polymorphism and allotropy. ceramic crystal structures, polymer structure. thermoplastic and thermosetting polymers. X-ray diffraction and determination of crystal structures.
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10
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Module 3.
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Imperfections in solids. point defects, line defects and volume defects. grain size determination. diffusion mechanism, diffusion in solids, steady state diffusion, non steady state diffusion, factors that influence diffusion
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10
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Module 4.
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Deformation of metals, concept of stress strain, elastic deformation, plastic deformation. hardness. deformation mechanism. slip systems. plastic deformation of polycrystalline metals, deformation by twinning. strengthening mechanisms, strengthening by grain size reduction, solid solution strengthening, strain hardening. recovery, recrystallization, grain growth. heat treatment processes, phase, solubility limit, phase diagrams, microstructure and phase equilibria, unary phase diagrams, binary phase diagrams. interpretation of phase diagrams, iron carbon system. development of microstructure in iron carbon alloys, introduction to creep & fatigue.
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12
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Total number of Hours
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42
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Course Outcomes:
At the end of the course, the student will be able to:
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Understand the crystal structures, crystallographic planes, directions, and voids in metallic materials (L2).
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Develop knowledge of imperfections in crystalline solids, plastic deformation and strengthening mechanisms in metals (L6).
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Acquire knowledge about deformation and strengthening mechanisms in metals (L3).
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S.No:
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Text Books
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Author
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Publisher
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Fundamentals of Materials Science and Engineering
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Callister. W.D
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John Wiley & Sons, 2011
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References
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Physical Metallurgy
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Cahn. R.W., Haasen. P
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North-Holland, 1991
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Mechanical Metallurgy
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George E. Dieter
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McGraw Hill
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Department of Mechanical Engineering