Mechanical Metallurgy |
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Page 75
... material ; ( b ) ideal plastic material with elastic region ; ( c ) piecewise linear ( strain - hardening ) material . Even the simple mathematical expression for the flow curve that is given by Eq . ( 3-1 ) can result in considerable ...
... material ; ( b ) ideal plastic material with elastic region ; ( c ) piecewise linear ( strain - hardening ) material . Even the simple mathematical expression for the flow curve that is given by Eq . ( 3-1 ) can result in considerable ...
Page 335
... material to absorb energy when deformed elastically and to return it when unloaded is called resilience . This is usually measured by the modulus of resilience , which is the strain energy per unit volume required to stress the material ...
... material to absorb energy when deformed elastically and to return it when unloaded is called resilience . This is usually measured by the modulus of resilience , which is the strain energy per unit volume required to stress the material ...
Page 583
... material is simulated with a model material . Model materials ( such as plasticine , wax , lead , or clay ) have low flow stresses compared with metals so that low - cost plastic or wooden tooling can be used in the experi- ments . Thus ...
... material is simulated with a model material . Model materials ( such as plasticine , wax , lead , or clay ) have low flow stresses compared with metals so that low - cost plastic or wooden tooling can be used in the experi- ments . Thus ...
Contents
Introduction 325 | 3 |
Elements of the Theory of Plasticity | 72 |
Plastic Deformation of Single Crystals | 105 |
Copyright | |
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alloys angle annealed atoms axis behavior billet brittle fracture Burgers vector cold-worked components compression constant crack criterion cycles decrease determined diameter direction dislocation line ductile edge dislocation elastic elongation energy equations extrusion factor failure fatigue limit fibers flow curve flow stress force forging friction given grain boundaries hot-working hydrostatic increases lattice length load machining martensite material matrix maximum measured mechanical metallurgical Metals Park modulus normal stress notch occurs orientation particles percent plastic deformation plastic strain polymer pressure produced properties ratio reduction region residual stresses rolling screw dislocation shear strain shear stress sheet shown in Fig shows slip plane slip systems Society for Metals solid specimen steel strain hardening strain rate stress-strain curve structure surface tensile strength tensile stress tensor theory thermal thickness tool torsion Trans usually velocity workpiece yield strength yield stress York