This book provides concise study notes that cover the mechanics of materials. This is Vol4 of the series, with coverage on fracture.
Day 1 - Introduction 3 The definitions 3 Historical development 4 The Griffith approach 6 The Inglis approach 7 The Irwin approach 8 Day 2 - Cracks 11 The atomistic view of fracture mechanics 11 The types 13 The shapes 15 Stress concentration 16 Stress intensity 18 Energy release rate 18 Local VS global crack conditions 19 The assumption of infinite plate 19 Finite plate vs infinite plate vs semi-finite plate 21 Day 3 - calculating stress 23 Stress concentration effects of flaws 23 The Griffith approach 26 Examples of stress calculation via stress concentration approach 27 Day 4 - Stress analysis near crack tips 31 Examples of calculation for finding K 33 Day 5 - Fracture toughness testing 35 Uniaxial loading VS biaxial loading 35 Modes of K and calculations 36 Ductile fracture 43 Brittle fracture 44 Fracture toughness and strength 45 Plane stress vs plane strain 47 Testing methods 48
Material mechanics, also known as solid mechanics or mechanics of materials, is a branch of mechanics that focuses on the behaviour of solid materials when subjected to external forces or loads. It is a fundamental field of study in engineering and physics and plays a crucial role in designing and analysing structures and mechanical systems. Material mechanics seeks to understand how materials deform, break, and respond to various types of forces and loads.
A UK university course on the mechanics of materials, often offered as part of engineering or materials science programs, typically covers the fundamental principles and concepts related to how materials respond to external forces and loads. Upon completion of the course, students should have a strong understanding of how materials respond to loads and be able to apply this knowledge to analyse and design engineering structures and components. Simply put, Mechanics of materials is a fundamental course for engineers, as it forms the basis for more advanced courses in structural analysis, materials engineering, and mechanical design.
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