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JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY
HYDERABAD
II Year B.Tech. MMT I Sem T P C
4+1* 0 4
PHYSICAL METALLURGY
UNIT – I
Microscopy; Metallurgical Microscope, principles and construction, types of objectives and eyepieces, common defects of lenses, electron Microscope.
UNIT – II
Structure of Metals, Hume-Rotherys classification of metals, metallic bond-crystal structure of metals, coordination number, relationship between lattice parameter and atomic radius, packing factor and density calculations, interstitials, polymorphism, plane and directional indices, transformation of indices.
UNIT – III
Constitution of Alloys: Necessarity of alloying; types of solid, Hume-Rotherys rules. Intermediate alloy phases, electro-chemical compounds, size factor, compounds and electron phases.
UNIT – IV
Equilibrium Diagrams: Experimental methods for construction of equilibrium diagrams, Isomorphous alloy systems, types of Nucleation, determination of the size of critical nucleus, equilibrium cooling and heating of alloys, lever rule, coring, miscibility gaps – eutectic reactions.
UNIT – V
Transformation in solid state, allotropy, order-disorder transformation, eutectoid, peritectoid reaction and complex phase diagrams, relation between equilibrium diagrams and physical properties of alloys.
UNIT – VI
Study of important binary phase diagrams Fe-Fe3 C, Cu-Zn, Cu-Sn, and Al-Cu.
UNIT – VII
Phase transformations in steels pearlitic, martensitic and bainitic transformations cooling curves.
UNIT – VIII
Isothermal transformation diagrams, transformations on continuous cooling.
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| Author: India 21 Dec 2007 | Member Level: Diamond Points : 5 |
TEXT BOOK:
1. Introduction to Physical Metallurgy – S.H. Avner
REFERENCES:
1. Engineering Physical Metallurgy and Heat Treatment – Y. Laktin.
2. Elements of Physical Metallurgy – A.Guy
3. Metallographic laboratory practice – Kehl
4. Principles of Physical Metallurgy – Smith. M.
5. Introduction to Metallurgy – A.H. Cottrell
6. Physical Metallurgy principles-Reed Hill et al
7. Metallurgy for Engineers-Clark and varney.
8. Physical Foundations of Materials Science – G. Gottstein
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