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ML3301 THEORY AND APPLICATIONS OF METAL FORMING SYLLABUS | ANNA UNIVERSITY BE MATERIALS SCIENCE AND ENGINEERING 5TH SEMESTER SYLLABUS REGULATION 2008 2011 2012-2013

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ML3301 THEORY AND APPLICATIONS OF METAL FORMING SYLLABUS | ANNA UNIVERSITY BE MATERIALS SCIENCE AND ENGINEERING 5TH SEMESTER SYLLABUS REGULATION 2008 2011 2012-2013 BELOW IS THE ANNA UNIVERSITY FIFTH SEMESTER BE MATERIALS SCIENCE AND ENGINEERING DEPARTMENT SYLLABUS, TEXTBOOKS, REFERENCE BOOKS, IT IS APPLICABLE FOR ALL STUDENTS ADMITTED IN THE YEAR 2011 2012-2013 (ANNA UNIVERSITY CHENNAI,TRICHY,MADURAI,TIRUNELVELI,COIMBATORE), 2008 REGULATION OF ANNA UNIVERSITY CHENNAI AND STUDENTS ADMITTED IN ANNA UNIVERSITY CHENNAI DURING 2009


ML3301 THEORY AND APPLICATIONS OF METAL FORMING LT P C
3 1 0 4
OBJECTIVES:
The basic knowledge on plasticity taught in mechanical metallurgy is extended to theory
and applications of metal forming. Various metal forming process and their analysis are
studied in detail.
UNIT I STRESS / STRAIN RATE TENSOR 10
State of stress, components of stress, symmetry of stress tensor, principle stresses,
stress deviator, Von Mises, Tresca Yield criteria, comparison of yield criteria, Octahedral
shear stress and shear strain, Forming load calculations. Strain Rate Tensor.
UNIT II FUNDAMENTALS OF METAL FORMING 10
Classification of forming process, Mechanics of metal working, Flow stress
determination, Effect of temperature, strain rate and metallurgical structure on metal
working, Slip, twining, Friction and lubrication. Deformation zone geometry, Workability,
Residual stresses.
UNIT III FORGING AND ROLLING 9
Forging-types of presses and hammers. Classification, Open die forging and Closed die
forging, die design, forging in plane strain, calculation of forging loads, forging defectscauses
and remedies, residual stresses in forging. Rolling: Classification of rolling
processes, types of rolling mills, hot and cold rolling, rolling of bars and shapes, forces
and geometrical relationship in rolling, analysis of rolling load, torque and power, rolling
mill control, rolling defects – causes and remedies.
UNIT IV EXTRUSION AND DRAWING 7
Direct and indirect extrusion, variables affecting extrusion, deformation pattern,
equipments, port-hole extrusion die, hydrostatic extrusion, defects and remedies, simple
analysis of extrusion, tube extrusion and production of seamless pipe and tube. Drawing
of rods, wires and tubes.
UNIT V SHEET METAL FORMING AND OTHER PROCESSES 9
Forming methods – Shearing, blanking, bending, stretch forming, deep drawing. Types
of dies used in press working defects in formed part, sheet metal formability, formability
limit diagram.
High velocity forming: Comparison with conventional forming, Explosive forming, Electro
hydraulic, Electro Magnetic forming, Dynapak and Petroforge forming.
T : 45+15 , TOTAL : 60 PERIODS
TEXT BOOKS
1. Dieter, G. E., “Mechanical Metallurgy”, McGraw-Hill Co., SI Edition, 1995.
2. Nagpal,G. R., “Metal Forming Processes”, Khanna Pub., New Delhi, 2000.
3. Surender Kumar, “Technology of Metal Forming Processes”, PHI, New Delhi, 2008.
REFERENCES
38
1. Kurt Lange, “Handbook of Metal Forming”, Society of Manufacturing Engieners,
Michigan, USA, 1988.
2. Avitzur,

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