Material Science Syllabus for VTU BE/B.Tech Mechanical Engineering third sem complete syllabus covered here. This will help you understand complete curriculum along with details such as exam marks and duration. The details are as follows.
| Subject Code | 15 ME 32 | IA Marks | 20 |
|---|---|---|---|
| Number of Lecture Hours/Week | 4 | Exam Marks | 80 |
| Total Number of Lecture Hours | 50 | Exam Hours | 3 |
CREDITS – 04
COURSE OBJECTIVES: This course provides
- The foundation for understanding the structure and various modes of failure in materials common in mechanical engineering.
- Topics are designed to explore the mechanical properties of metals and their alloys, polymers, ceramics ,smart materials and composites.
- The means of modifying such properties, as well as the processing and failure of materials.
- Concepts of use of materials for various applications are highlighted.
COURSE OUTCOMES: The student shall be able to
- Describe the mechanical properties of metals, their alloys and various modes of failure.
- Understand the microstructures of ferrous and non-ferrous materials to mechanical properties.
- Explain the processes of heat treatment of various alloys.
- Understand the properties and potentialities of various materials available and material selection procedures.
- Know about composite materials and their processing as well as applications.
MODULE 1
- Basics, Mechanical Behavior, Failure of Materials
Introduction to Crystal Structure – Coordination number, atomic packing factor, Simple Cubic, BCC, FCC and HCP Structures, Crystal imperfections – point, line, surface and volume imperfections, Atomic Diffusion: Phenomenon, Fick’s laws of diffusion; Factors affecting diffusion. - Mechanical Behavior:
Stress-strain diagrams showing ductile and brittle behavior of materials, Engineering and true strains, Linear and nonlinear elastic behavior and properties, Mechanical properties in plastic range. Stiffness, Yield strength, Offset Yield strength, Ductility, Ultimate Tensile strength, Toughness, Plastic deformation of single crystal by slip and twinning, Mechanisms of strengthening in metals - Fracture: Type I, Type II and Type III,
Fatigue: Types of fatigue loading with examples, Mechanism of fatigue, Fatigue properties, S-N diagram, Fatigue testing. Creep: Description of the phenomenon with examples, three stages of creep, creep properties, Stress relaxation. Concept of fracture toughness, numerical on diffusion, strain and stress relaxation [10 Hours]
MODULE 2
MODULE 3
Heat Treatment, Ferrous and Non-Ferrous Alloys
Heat treating of metals: Time-Temperature-Transformation (TTT) curves, Continuous Cooling Transformation (CCT) curves, Annealing: Recovery, Recrystallization and Grain growth, Types of annealing, Normalizing, Hardening, Tempering, Martempering, Austempering, Concept of hardenability, Factors affecting it hardenability, surface hardening
methods: carburizing, cyaniding, nitriding, flame hardening and induction hardening, Age hardening of aluminum-copper alloys and PH steels. Ferrous materials: Properties, Compositions and uses of Grey cast iron, Malleable iron, SG iron and steel, [10 Hours]
MODULE 4
Other Materials, Material 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.
Other materials: Brief description of other materials such as optical and thermal materials Smart materials – fiber optic materials, piezo-electrics, shape memory alloys 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 [10 Hours]
MODULE 5
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 fiberre in forced 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, Numericals on determining properties of composites [ 10 Hours]
TEXT BOOKS:
- Smith, Foundations of Materials Science and Engineering, 4th Edition, McGraw Hill, 2009.
- William D. Callister, Material science and Engineering and Introduction, Wiley, 2006.
REFERENCE BOOKS
- V.Raghavan, Materials Science and Engineering, , PHI, 2002
- Donald R. Askland and Pradeep.P. Phule, The Science and Engineering of Materials, Cengage Learning, 4lh Ed., 2003.
- George Ellwood Dieter, Mechanical Metallurgy, McGraw-Hill.
- ASM Handbooks, American Society of Metals.
Scheme of Examination:
- Two question to be set from each module. Students have to answer five full questions, choosing at least one full question from each module.
For all other BE/B.Tech 3rd Sem Subject syllabus do follow VTU 3rd Sem BE / B.Tech Syllabus CBCS (2015-16) Scheme for Mechanical Engineering Group.
For all other BE/B.Tech 3rd Sem Subject syllabus do follow VTU 3rd Sem BE / B.Tech Syllabus CBCS (2015-16) Scheme for Manufacturing Science & Engineering Group.
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