This module represents the essential introductory module to the principles of physical metallurgy providing essential knowledge on metallic materials. Principles of Materials Selection. The role of the Engineer in selecting materials for the design of
Engineering applications.
Main characteristics and properties of metallic materials. Atomic bonding and crystalline structure of metals.
Solidification of metals. Metallographic techniques. Light optical, electron microscopy and microanalysis. Investigation
Of crystalline structures with Xray diffraction. Defect theory in crystalline solids and Dislocation theory.
Work hardening, recovery and recrystallisation, grain boundaries and grain boundary mobility, speroidisation.
Mechanism of hardening in metals. Elastic and plastic behaviour in metals. Correlation of mechanical properties
with Schimdt’s Law.
Fracture and elements of Fracture mechanics. Crack propagation. Introduction to Griffith’s theory. Elements of
Fractography. Toughness and ductile to brittle transition.
Fatigue. Creep, Corrosion and High Temperature Oxidation. Wear and lubrication.
