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Tuesday, July 24, 2012

PT2201 MATERIALS ENGINEERING SYLLABUS | ANNA UNIVERSITY B.TECH. POLYMER TECHNOLOGY 3RD SEMESTER SYLLABUS REGULATION 2008 2011-2012

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PT2201 MATERIALS ENGINEERING SYLLABUS | ANNA UNIVERSITY B.TECH. POLYMER TECHNOLOGY 3RD SEMESTER SYLLABUS REGULATION 2008 2011-2012 BELOW IS THE ANNA UNIVERSITY THIRD SEMESTER B.TECH. POLYMER TECHNOLOGY DEPARTMENT SYLLABUS IT IS APPLICABLE FOR ALL STUDENTS ADMITTED IN THE YEAR 2011-2012 (ANNA UNIVERSITY CHENNAI,TRICHY,MADURAI,TIRUNELVELI,COIMBATORE), 2008 REGULATION OF ANNA UNIVERSITY CHENNAI AND STUDENTS ADMITTED IN ANNA UNIVERSITY CHENNAI DURING 2009


PT2201 MATERIALS ENGINEERING L T P C
3 0 0 3
(Common Polymer & Plastic Technology)
AIM
To learn about the properties and testing of materials.
OBJECTIVES
 To study the mechanical behaviour of materials, types of fractures and testing
 To know the importance of phase diagram
 To understand the various diffusion processes and heat treatment of steel
UNIT I 9
Mechanical Behavior of materials – Stress – Strain curve, Elastic deformation-
Characteristics of elastic deformations, atomic mechanism of elastic deformation,
Inelastic deformation, Strain-Time curves, Damping capacity, Viscous deformation,
Plastic deformation, Mechanism of plastic deformation- slip & twinning, Schmidt’s law,
critical resolved shear stress.
UNIT II 9
Mechanical testing and fracture of materials – tensile test, stress-strain curves for ductile
and brittle materials – mild steel, copper, proof stress, yield point phenomena, Luder’s
bands, compression test, hardness test – various hardness tests. Impact test – ductilebrittle
transitions. Fatigue- Stress cycles for fatigue testing, endurance limit, fatigue limit,
S-N curve, Creep-curve, primary creep, secondary creep, tertiary creep. Fracture – ideal
fracture stress, brittle fracture- Griffith’s theory- fracture toughness, ductile failure, cup &
cone type fracture, fatigue failure.
UNIT III 9
Phase diagram – solid solutions, inter metallic compound, cooling curves, nonequilibrium
cooling, phase rule, equilibrium diagrams – Isomorphous diagrams, Eutectic,
Peritectic and eutectoid reactions with examples. Ferrous and non-ferrous alloys – Fe-C
diagram, Effect of alloying elements on properties of steel, tool steel, heat resisting and
die steel. Alloys of copper, aluminium, magnesium, nickel and zinc – compositions and
their uses, bearing materials, brazing and soldering alloys. Polymeric and composite
materials, metal matrix composites, ceramics, refractories, abrasives , shape memory
materials.
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UNIT IV 9
Special diffusion process – Aluminizing, Siliconising, Boriding – Laser hardening,
Electroplating-hard chrome & nickel plating - Hard dip coating, Cladding - Physical and
chemical vapor deposition - Metal spraying – Plastics and rubber coating – Conversion
coating – Coating of tools – TiC, TiN, Alumina and diamond coating of tools – Selection
of coating of tools – Selection of coating for wear and corrosion resistance – Elastic
materials – Applications.
UNIT V 9
Heat treatment of steel – Critical temperature and heating - Annealing- Spheroidzingnormalizing
– hardening - Isothermal transformations – TTT diagram - tempering -
austempering - martempering and ausforming. Hardenability and its testing. Selection of
the steel – Case-hardening steel – Nitriding steels – Quenched and tempered steels –
Fully-hardening steels – Corrosion-resistance steels – Maraging steels – Hard material
alloys – Heat treatment of steels – Proper design for proper heat treatment – Stressrelief
annealing – Preheating to the treatment temperature – Types of structure and their
specific volume – Heat treatment of case-hardening steels – Heat treatment of nitriding
steels – Heat treatment of quenched and tempered steels – Heat treatment of fullyhardening
steels – Heat treatment of corrosion - resistance steels – Heat treatment of
maraging steels.
TOTAL : 45 PERIODS
TEXT BOOKS
1. M. Arumugham, Material Science, Anuradha Agencies, 1st Ed., 1987.
2. G. E. Dieter, Mechanical metallurgy, McGraw-Hill, 2000.
REFERENCES
1. Klaus Stoeckhert, Mold making handbook for the Plastic engineers, Hanser Pub.
2. Data book on Plastics – CIPET, Chennai.
3. J. C. Anderson, K. D. Leaver, R. D.Rawlings, J. M. Alexander, Material Science,
4. Donald S. Clark and Wilbur R Warney, Physical metallurgy, Affltd. East west press.
5. C. W. Richards, Engineering material Science, Prentice Hall Of India.

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