Syllabus

***** Syllabus - 2015 Scheme (new) *****

MATERIAL SCIENCE AND METALLURGY [As per Choice Based Credit System (CBCS) scheme] SEMESTER – III Subject Code : 15ME32 Number of Lecture Hours/Week   : 04 Total Number of Lecture Hours     : 50 IA Marks        : 20 Exam Marks  : 80 Exam Hours  : 03
CREDITS – 04
Module - 1	10 Hours
BASICS, MECHANICAL BEHAVIOUR, FAILURE OF MATERIALS Crystal Structure Introduction to Crystal Structure – Coordination number, atomic packing factor of Simple Cubic, BCC, FCC and HCP Structures. Crystal imperfections – point, line, surface and volume imperfections.  Atomic Diffusion – Phenomenon, Flick's laws of diffusion, factors affecting diffusion, numerical on diffusion. Mechanical Behaviour Stress-strain diagram – ductile and brittle behavior of materials, engineering and true stress, engineering and true strain, mechanical properties in plastic range, yield strength offset yield strength, ductility, ultimate tensile strength, toughness. Plastic Deformation – Plastic deformation of single crystal by slip and twinning. Mechanism of strengthening in metals Failure of Materials Fracture – Type I, Type II and Type III fracture, concept of fracture toughness. Fatigue – Types of fatigue loading with examples, Mechanism of fatigue, fatigue properties, fatigue testing and S-N diagram. Creep – Description of creep phenomenon with examples, three stages of creep, creep properties, stress relaxation,  numerical on stress relaxation.
Module - 2	10 Hours
ALLOYS, STEELS, SOLIDIFICATION Solidification basics – Mechanism of solidification, Homogeneous and Heterogeneous nucleation, Crystal growth, Coring and Homogenization, Cast metal structures. Concept of formation of alloys – Types of alloys, solid solutions, substitutional and interstitial solid solutions, factors affecting solid solubility (Hume Rothary rules), Intermediate phases, Gibbs phase rule, Lever rule, numerical on lever rule. Binary phase diagrams – Eutectic, and Eutectoid systems, Iron-Carbon (Cementite) equilibrium diagram: description of phases, Effect of non- equilibrium cooling, Solidification of Steels and Cast irons. Steels – Common alloy steels, Stainless steel, Tool steel; Effect of common alloying elements in steel; Specifications of steels.
Module - 3	10 Hours
HEAT TREATMENT, FERROUS AND NON-FERROUS ALLOYS Heat treating of metals Transformation curves – Time-Temperature-Transformation (TTT) curves, Continuous Cooling Transformation (CCT) curves. Full heat treatment – Annealing; Recovery, Recrystallization and Grain growth, Types of annealing, Normalizing, Hardening, Tempering, Martempering, Austempering, Concept of hardenability, Factors affecting it hardenability,  Surface heat treatment – carburizing, cyaniding, nitriding, flame hardening and induction hardening. Age hardening – Age hardening of aluminum-copper alloys and PH steels.  Ferrous alloys Properties, Compositions and uses of Grey cast iron, Malleable iron, SG iron and steel. Non-ferrous alloys Properties, Compositions and uses of most commonly used non-ferrous alloys.
Module - 4	10 Hours
OTHER MATERIALS AND THEIR SELECTION Ceramics – Structure types and properties and applications of ceramics. Mechanical / Electrical behavior and processing of Ceramics. Plastics – Various types of polymers/plastics and their applications. Mechanical behaviors and processing of plastics, Failure of plastics. Smart materials – Brief description of optical and thermal materials; fiber optic materials, piezo-electrics, shape memory alloys - Nitinol, superelasticity; Biological applications of smart materials - materials used as implants in human body. Selection of Materials – Performance of materials in service, Residual life assessment - use of non-destructive testing; Economics, Environment and Sustainability
Module - 5	10 Hours
COMPOSITE MATERIALS Composite materials – Definition, classification, types of matrix materials & reinforcements; Metal Matrix Composites (MMCs), Ceramic Matrix Composites (CMCs) and Polymer Matrix Composites (PMCs), Particulate-reinforced and Fiber-reinforced composites; Fundamentals of production of composites, Processes for production of composites; Characterization of composites, Constitutive relations of composites, Determination of composite properties from component properties, Hybrid composites, Applications of composite materials, Numerical analysis on determining properties of composites.
Question paper pattern: ·        The question paper will have ten questions. ·        Each full question consists of 16 marks. ·     There will be 2 full questions (with a maximum of four sub questions) from each module. ·        Each full question will have sub questions covering all the topics under a module. The students will have to answer 5 full questions, selecting one full question from each module.
TEXT BOOKS: 1. Smith, Foundations of Materials Science and Engineering, 4th Edition, McGraw Hill, 2009. 2. William D. Callister, Material science and Engineering and Introduction, Wiley, 2006.
Reference Books: 1. V.Raghavan, Materials Science and Engineering, , PHI, 2002 2. Donald R. Askland and Pradeep.P. Phule, The Science and Engineering of Materials, Cengage Learning, 4lh Ed., 2003. 3. George Ellwood Dieter, Mechanical Metallurgy, McGraw-Hill. 4. ASM Handbooks, American Society of Metals.

***** Syllabus - 2010 Scheme (Old) *****

MATERIAL SCIENCE AND METALLURGY Subject Code  : 15ME32 Number of Lecture Hours/Week        : 04 Total Number of Lecture Hours         : 50 IA Marks         : 20 Exam Marks    : 80 Exam Hours    : 03
PART – A
UNIT - 1 Crystal Structure: BCC, FCC and HCP Structures, coordination number and atomic packing factors, crystal imperfections -point line and surface imperfections. Atomic Diffusion: Phenomenon, Ficks laws of diffusion, factors affecting diffusion.
06 Hours
UNIT - 2 Mechanical Behaviour: Stress-strain diagram showing ductile and brittle behaviour of materials, linear and non linear elastic behaviour and properties, mechanical properties in plastic range, yield strength offset yield strength, ductility, ultimate tensile strength, toughness. Plastic deformation of single crystal by slip and twinning.
					06 Hours
UNIT - 3 Fracture: Type I, Type II and Type III. Creep: Description of the phenomenon with examples. three stages of creep, creep properties, stress relaxation. Fatigue: Types of fatigue loading with examples, Mechanism of fatigue, fatigue properties, fatigue testing and S-N diagram.
					07 Hours
UNIT - 4 Solidification: Mechanism of solidification, Homogenous and Heterogeneous nucleation, crystal growth, cast metal structures. Phase Diagram I: Solid solutions Hume Rothary rule substitutional, and interstitial solid solutions, intermediate phases, Gibbs phase rule.
					07 Hours
PART - B
UNIT - 5 Phase Diagram II: Construction of equilibrium diagrams involving complete and partial solubility, lever rule. Iron carbon equilibrium diagram description of phases, solidification of steels and cast irons, invariant reactions.
					06 Hours
UNIT - 6 Heat treating of metals: TTT curves, continuous cooling curves, annealing and its types. normalizing, hardening, tempering, martempering, austempering, hardenability, surface hardening methods like carburizing, cyaniding, nitriding, flame hardening and induction hardening, age hardening of aluminium-copper alloys.
					07 Hours
UNIT - 7 Ferrous and non ferrous materials: Properties, Composition and uses of • Grey cast iron, malleable iron, SG iron and steel • Copper alloys-brasses and bronzes. Aluminium alloys-Al-Cu,Al-Si,Al-Zn alloys.
					06 Hours
UNIT - 8 Composite Materials: Definition, classification, types of matrix materials & reinforcements,   fundamentals of production of FRP's and MMC's advantages and application of composites.
					07 Hours
TEXT BOOKS: 1. Foundations of Materials Science and Engineering, Smith, 4th Edition McGraw Hill, 2009 2. Materials Science, Shackleford., & M. K. Muralidhara, Pearson Publication – 2007.
REFERENCE BOOKS: 1.     An Introduction to Metallurgy; Alan Cottrell, Universities Press India Oriental Longman Pvt. Ltd., 1974. 2.     Engineering Materials Science, W.C.Richards, PHI, 1965 3.     Physical Metallurgy; Lakhtin, Mir Publications 4.     Materials Science and Engineering, V.Raghavan , PHI, 2002 5.     Elements of Materials Science and Engineering, H. VanVlack, Addison- Wesley Edn., 1998 6.     Materials Science and Engineering,William D. Callister Jr., John Wiley & Sons. Inc, 5th Edition, 2001. 7.     The Science and Engineering of Materials, Donald R. Askland and Pradeep.P. Phule, Cengage Learning, 4lh Ed., 2003.