Mechanical MetallurgyI Mechanical Fundamentals 1 Introduction 2 Stress and Strain Relationships for Elastic Behavior 3 Elements of the Theory of Plasticity II Metallurgical Fundamentals 4 Plastic Deformation of Single Crystals 5 Dislocation Theory 6 Strengthening Mechanisms 7 Fracture III Applications to Materials Testing 8 The Tension Test 9 The Hardness Test 10 The Torsion Test 11 Fracture Mechanics 12 Fatigue of Metals 13 Creep and Stress Rupture 14 Brittle Fracture and Impact Testing IV Plastic Forming of Metals 15 Fundamentals of Metalworking 16 Forging 17 Rolling of Metals 18 Extrusion 19 Drawing of Rods, Wires and Tubes 20 Sheet-Metal Forming 21 Maching of Metals Appendixes |
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Page 70
... plastic deformation make the mathematical formulation of a theory of plasticity more difficult than the description of the behavior of an elastic solid . For example , plastic deformation is not a reversible process like elastic deformation ...
... plastic deformation make the mathematical formulation of a theory of plasticity more difficult than the description of the behavior of an elastic solid . For example , plastic deformation is not a reversible process like elastic deformation ...
Page 268
... plastic flow at any particular value of plastic strain . Plastic flow is terminated by fracture when strain hardening , triaxial stress , or high strain rate inhibit the plastic deformation sufficiently to cause a stress that is high ...
... plastic flow at any particular value of plastic strain . Plastic flow is terminated by fracture when strain hardening , triaxial stress , or high strain rate inhibit the plastic deformation sufficiently to cause a stress that is high ...
Page 277
... plastic deformation . specimen that is slightly weaker than the rest . All further plastic deformation is concentrated in this region , and the specimen begins to neck or thin down locally . Because the cross - sectional area now is ...
... plastic deformation . specimen that is slightly weaker than the rest . All further plastic deformation is concentrated in this region , and the specimen begins to neck or thin down locally . Because the cross - sectional area now is ...
Contents
Introduction | 3 |
Stress and Strain Relationships for Elastic Behavior | 18 |
Metallurgical Fundamentals | 101 |
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alloy aluminum angle annealed ASME ASTM atoms axis behavior billet brittle fracture Burgers vector cold-worked components compression constant crack creep cycles decrease determined diameter direction dislocation line ductile edge dislocation elastic elongation embrittlement energy engineering equation extrusion factor failure fatigue limit fibers Figure flow curve flow stress force forging friction given grain boundaries hot-working hydrostatic increase indentation lattice length load machining martensite material matrix maximum measured mechanical metallurgical Metals Park modulus necking notch occurs particles percent plane-strain plastic deformation plastic strain pressure produce properties ratio recrystallization reduction region residual stresses rolling screw dislocation shear stress sheet shown in Fig slip plane slip systems Society for Metals specimen steel strain hardening strain rate stress-strain curve structure surface temperature tensile strength tensile stress tensor thickness tool torsion Trans usually velocity workpiece yield strength yield stress