Principles of Physical Metallurgy

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Contents:
Atomic Bonding & Crystal Structure : Metallic bond, unit cell, atomic packing, interstitial sites, Miller indices, crystal orientation, stereographic projection.
Experimental tools & techniques : Metallography (Optical TEM, SEM), X Ray Diffraction, Mechanical Properties, Thermal analysis.

Solidification of pure metal : Phase rule, Concept of Free Energy, Entropy, Surface Energy (grain boundary)& under cooling, Nucleation& Growth, homogeneous& heterogeneous nucleation, directional solidification.
Plastic deformation of pure metal : Mechanisms(slip& twin), critical resolved shear stress, single crystal tensile test (fcc), theoretical strength of ideal crystal.

Crystal defects in metals : Vacancy, interstitial, substitutional, free energy of mixing, dislocation (elementary concepts only), edge / screw dislocation, partial dislocation, stacking fault, dislocation lock, dislocation pile up, Hall Petch relation, grain boundary structure.
Diffusion : Elementary concepts of phenomenological& atomistic approaches.

Solidification of binary alloys : Limits of solubility, isomorphous system, lever rule, constitutional super cooling, effect of non equilibrium cooling, eutectic, peritectic, eutectoid& peritectoid system, complex phase diagram, ternary diagram, composition triangle, ternary eutectic, vertical& horizontal sections, structure of cast metal, segregation& porosity, iron-carbon diagram, steel& cast iron.

Binary phase diagrams of common commercial alloys : Cu-Ni, Au-Cu, Ni-Cr, Al-Si, Al-Zn, Al-Ag, Pb-Sn, Cu-Zn, Cu-Sn, Cu-Al, Ti-Al, Ti-V: interpretation of microstructure& properties.
Cold working & Annealing : Recovery, recrystallization& grain growth, phenomenological& mechanistic approaches.

Precipitation from super-saturated terminal solid solution : Thermodynamics& kinetics of precipitation, precipitation hardening.
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Heat treatment of steel : T-T-T diagram, Pearlitic, Martensitic& Bainitic transformation, effect of alloy elements on phase diagram& TTT diagram, CCT diagram, Annealing, normalizing, hardening& tempering, hardenability.

Application of physical metallurgy : Strengthening mechanism, strength vs. toughness (ductility), thermo mechanical processing, micro alloyed steel, ultra high strength steel, superalloy, control of texture.

Course Curriculum

Mod-01 Lec-01 Introduction Details 53:49
Mod-01 Lec-02 Atomic Bond and Crystal Structure Details 56:58
Mod-01 Lec-03 Atomic Bond and Crystal Structure (Contd…1) Details 56:10
Mod-01 Lec-04 Atomic Bond and Crystal Structure (Contd…2) Details 50:19
Mod-01 Lec-05 Experimental Tools & Techniques Details 58:4
Mod-01 lec-06 Experimental Tools & Techniques (Contd.) Details 57:2
Mod-01 Lec-07 Solidification of Pure Metal Details 56:30
Mod-01 Lec-08 Plastic Deformation of Pure Metal Details 56:9
Mod-01 Lec-09 Plastic Deformation of Pure Metal (Contd.) Details 56:43
Mod-01 Lec-10 Crystal Defects in Metals Details 57:16
Mod-01 Lec-11 Crystal Defects in Metals (Contd…1) Details 57:5
Mod-01 Lec-12 Crystal Defects in Metals (Contd…2) Details 58:13
Mod-01 Lec-13 Crystal Defects in Metals (Contd…3) Details 58:3
Mod-01 Lec-14 Crystal Defects in Metals (Contd…4) Details 57:36
Mod-01 Lec-15 Diffusion in Solids Details 56:46
Mod-01 Lec-16 Diffusion in Solids (Contd.) Details 58:7
Mod-01 Lec-17 Numerical Examples in Diffusion Details 52:24
Mod-01 Lec-18 Solidification of Binary Alloys Details 54:24
Mod-01 Lec-19 Solidification of Binary Alloys (Contd…1) Details 57:47
Mod-01 Lec-20 Solidification of Binary Alloys (Contd…2) Details 52:8
Mod-01 lec-21 Solidification of Binary Alloys (Contd…3) Details 57:9
Mod-01 Lec-22 Solidification of Binary Alloys (Contd…4) Details 54:13
Mod-01 Lec-23 Iron-Carbon Phase Diagram Details 55:33
Mod-01 Lec-24 Iron-Carbon Phase Diagram (Contd.) Details 55:59
Mod-01 Lec-25 Ternary Phase Diagram Details 56:10
Mod-01 Lec-26 Common Binary Alloys Details 54:19
Mod-01 Lec-27 Metal Working : Deformation Processing Details 53:55
Mod-01 Lec-28 Metal Working : Deformation Processing (Contd.) Details 56:42
Mod-01 Lec-29 Precipitation for Solid Solution Details 53:49
Mod-01 Lec-30 Precipitation for Solid Solution (Contd.) Details 56:33
Mod-01 Lec-31 Heat Treatment of Steel Details 56:30
Mod-01 Lec-32 Heat Treatment of Steel (Contd…1) Details 57:20
Mod-01 Lec-33 Heat Treatment of Steel (Contd…2) Details 57:2
Mod-01 Lec-34 Heat Treatment of Steel (Contd…3) Details 56:16
Mod-01 Lec-35 Heat Treatment of Steel (Contd…4) Details 56:41
Mod-01 Lec-36 Heat Treatment of Steel (Contd…5) Details 58:37
Mod-01 Lec-37 Surface Hardening Details 57:56
Mod-01 Lec-38 Structural Steel Details 57:44
Mod-01 Lec-39 Structural Steel (Contd.) Details 56:49
Mod-01 Lec-40 Ultra High Strength Steel Details 58:55
Mod-01 Lec-41 Preferred Orientation: Application Details 56:23
Mod-01 Lec-42 Metal Joining Details 57:40

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