Learning Outcomes
-To learn the fundamental structural properties and the structural defects of metals.
-To know the most important mechanical properties and the elastoplastic behavior of metals.
-To familiarize with the behavior of metals regarding diffusion phenomena.
-To explore the thermodynamics of solid solutions and the interpretation of phase diagrams of binary alloys.
-To be able to address basic problems.
Course Content (Syllabus)
Metallic bond. Crystal lattices and structural defects in metallic materials. Diffusion mechanisms in solids. The Kirkendal phenomenon. Fick’s laws of diffusion. Stress. Strain. Elasticity and Hooke’s law. Isotropic elastic behavior. Elasticity modulus. Elastic strain energy. Atomic bond and anisotropic elastic behavior. Generalized Hooke’s law. Stress-strain curves. Ductile and brittle metals. The structural defects as carriers of plasticity. Plastic deformation of single crystalline and polycrystalline metals. Resolved shear stress and yield criteria. Hardening mechanisms. Plastic and brittle fracture. Toughness. Hardness. Creep. Fatigue. Thermodynamic equilibrium. Two components systems. Phase diagrams of isomorphic and partial solubility systems. Lever rule. Eutectic and peritectic reactions. Thermal analysis. The Fe-C system. Problems.
Course Bibliography (Eudoxus)
1) MATERIALS SCIENCE AND ENGINEERING, AN INTRODUCTION (Translated in Greek), William D. Callister JR, , Tziolas (ed.), 2008, Thessaloniki, Greece
2) SCIENCE AND TECHNOLOGY OF METALLIC MATERIALS, J. Chrysoulakis, D. Pantelis, Papasotiriou (ed.), 1996, Athens, Greece
Additional bibliography for study
THE SCIENCE AND ENGINEERING OF MATERIALS, 7th Edition, Donald R. Askeland, Wendelin J. Wright, (Translated in Greek), Tziolas (ed.), 2018, Thessaloniki, Greece