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UNIT-I
STRUCTURE OF METALS AND CONSTITUTION OF ALLOYS: Bonds in Solids, Metallic bond, Crystallization of
metals, Packing Factor – SC, BCC, FCC & HCP-Line density, Plane density. Grain and grain boundaries, Effect of
grain boundares on the Properties of metal / alloys – Determination of grain size. Imperfections – Point, line, Surface
and Volume – Slip and Twinning.
Necessity of alloying, Types of solid solutions, Hume Rotherys rules, Intermediate alloy phases, and electron
compounds.
EQUILIBRIUM DIAGRAMS : Experimental methods of construction of equilibrium diagrams, Isomorphous alloy
systems, Equilibrium cooling and Heating of alloys, Lever rule, Coring miscibility gaps, Eutectic systems, Congruent
melting intermediate phases, Peritectic reaction. Transformations in the solid state – Allotropy, Eutectoid, Peritectoid
reactions, Phase rule, Relationship between equilibrium diagrams and Properties of alloys, Study of binary phase
diagrams such as Cu-Ni and Fe-Fe3C.
UNIT-II
FERROUS METALS AND ALLOYS : Structure and properties of White Cast iron, Malleable Cast iron, Grey cast iron,
Spheriodal graphite cast iron, Alloy cast irons. Classification of steels, Structure and properties of plain carbon steels,
Low alloy steels, Hadfield manganese steels, Tool and die steels.
NON-FERROUS METALS AND ALLOYS : Structure and properties of Copper and its alloys, Aluminium and its alloys,
Titanium and its alloys, Magnesium and its alloys Super alloys.
UNIT-III
HEAT TREATMENT OF ALLOYS : Effect of alloying elements on Fe-Fe3C system, Annealing, Normalizing, Hardening,
TTT diagrams, Tempering, Hardenability, Surface – hadrening methods, Age hardening treatment, Cryogenic treatment
of alloys.
UNIT-IV
POWER METALLURGY : Basic processes – Methods of producing metal powders – Milling atomization – Granulation
– Reduction – Electrolytic Deposition. Compacting methods – Sintering – Methods of manufacturing sintered parts.
Sintering Secondary operations – Sizing, Coining, Machining – Factors determining the use of powder metallurgy –
Application of this process
UNIT-V
CERAMIC AND COMPOSITE MATERIALS : Crystalline ceramics, Glasses, Cermets, Abrasive materials, Classification
of composites, Various methods of component manufacture of composites, Particle – Reinforced materials, Fiber
reinforced materials, Metal ceramic mixtures, Metal – Matrix composites and C – C composites. Nanomaterials –
Definition, Properties and applications.