Material Science

GANPAT UNIVERSITY

FACULTY OF ENGINEERING & TECHNOLOGY

Programme

Master of Technology

Branch/Spec.

Mechanical Engineering/ CAD/CAM/AMS

Semester

I

Version

2.0.0.0

Effective from Academic Year

2021-22

Effective for the batch Admitted in

July 2021

Subject code

3ME1101

Subject Name

Material Science

Teaching scheme

Examination scheme (Marks)

(Per week)

Lecture(DT)

Practical(Lab.)

Total

CE

SEE

Total

L

TU

P

TW

Credit

3

0

0

0

3

Theory

40

60

100

Hours

3

0

0

0

3

Practical

0

0

0

Pre-requisites:

Fundamentals of Materials Science and Metallurgy

Course Objective:

• To enhance the basic knowledge in the field of Material Science and Crystal imperfection.
• To learn the principles of material testing and characterization and to apply them for various engineering applications.
• To understand the fundamentals of ceramic, composite and polymer materials and to apply those fundamentals for selecting and developing materials for different engineering applications.
• To develop an understanding of the basis of physical metallurgy and correlate structure of materials with their properties for engineering applications.
• To provide a practical knowledge about corrosion and its prevention in engineering field.
• To understand the concepts on materials failure and fracture analysis of materials.

Theory syllabus

Unit

Content

Hrs

1

CRYSTAL IMPERFECTION:

Introduction, Classification of crystal imperfection, Point imperfection, dislocations, and properties of dislocation, surface imperfection, Effect of imperfections on metal properties.

4

2

PHASE TRANSFORMATIONS AND STRENGTHENING MECHANISMS:

Concepts of phase diagrams – phase transformations – significance of phase transformations – thermodynamic aspects of phase transformation-applications, strengthening mechanisms-solid solution hardening-precipitation hardening-grain refinement hardening-dispersion

strengthening-bainitic and martensitic transformations.

6

3

FRACTURE:

Ductile fracture, brittle fracture, fracture toughness, ductile transition, mechanism of fracture.

4

4

CREEP:

High temperature material, creep curve, stress-rupture test, deformation at elevated temperature, fracture at elevated temperature, high temperature alloys, effect of metallurgical variable creep

under combined stresses.

6

5

FATIGUE:

Introduction, stress cycle, the S-N curve, theories of fatigue, effect of stress concentration on fatigue, size effect, surface finish effect and fatigue, corrosion fatigue, effect of metallurgical variable on fatigue, effect of temperature on fatigue.

6

6

CORROSION & CORROSION CONTROL:

Electrochemical and thermodynamics principles-Nernst equation and electrode potential of metals, standard electrodes and reference electrodes, E.M.F and galvanic series, effect of current density, polarization, Forms of corrosion-Atmospheric, pitting, stress corrosion cracking, intergrannular corrosion, corrosion fatigue, fretting corrosion, high temperature

oxidation, crevice corrosion. Corrosion prevention by design improvement, coatings, cathodic and

anodic protection, corrosion inhibitors.

6

7

CERAMIC MATERIALS:

Classification, Structure of ceramics, properties of ceramics, processing of ceramics, and discussion on specific ceramic materials

4

8

POLYMERIC MATERIALS:

Introduction – as a material, Classification – types of polymerization, Mechanisms, Properties of polymers, properties of polymers, processing and application of polymers.

4

9

FUNDAMENTAL ASPECTS OF COMPOSITE:

Introduction, classification of composites, historical background – micro – mechanics, inter- phase bond, stress distribution and load transfer, prediction of strength of composites, anisotropy and failure criteria; reinforcement materials, whiskers, inorganic fibbers, metal fibbers, glass fibbers,

resins, pultrusion process, structural composites.

6

10

RECENT DEVELOPMENT:

Carbonaceous materials – including nano tubes and fullerenes: shape memory alloys, functionally gradient materials; high temperature super conductors; bio materials – concept of bio compatibility – assessment – specific examples – bio electrodes, synthesis, characterization

and applications of nano materials.

4

11

TESTING OF MATERIALS:

Destructive and non-destructive testing methods.

4

Practical content

Text Books

1

Dieter G.E., „Mechanical Metallurgy‟ 3^rd Edition, Mc Graw Hill, 1988.

2

Dr.O.P.Khanna, “Material science and metallurgy”, Dhanpat rai publications (P) Ltd.

Reference Books

1

Reed-Hill R.E, „Physical Metallurgy Principles‟, Affiliated East-West Press, 1977.

2

Avner S.H., „Introduction to Physical Metallurgy‟, 2^nd Edition, Mc Graw Hill, 1985.

3

Raghavan V, „Physical Metallurgy‟, Prentice-Hall of India, 1985.

4

Fontana M. G, Greene N. D, „Corrosion Engineering‟, 2^nd Edition, McGraw Hill, 1978.

5

Hertzberg R. W, „Deformation and Fracture Mechanics of Engineering Materials‟, 4^th Edition, John Wiley,

1996.

6

Courtney T.H, „Mechanical Behaviors of Materials‟, McGraw Hill, 1990.

7

Van Vlack, L.H, „Physical Ceramics for Engineers‟, Addison Wesley, 1964.

Mooc Links:

1

https://nptel.ac.in/courses/113/101/113101098/-Corrosion

2

https://nptel.ac.in/courses/113/104/113104096/-Properties of Material

3

https://nptel.ac.in/courses/113/106/113106093/-Nano Technology

4

https://nptel.ac.in/courses/113/106/113106088/ -Creep

5

https://nptel.ac.in/courses/112/106/112106293/-Material Science

6

https://nptel.ac.in/courses/112/104/112104249/-Composite