Mechanical Metallurgy |
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Page 54
George Ellwood Dieter. Chapter 3 ELEMENTS OF THE THEORY OF PLASTICITY 3-1 . Introduction The theory of plasticity deals with the behavior of materials in the region of strain beyond which Hooke's law is no longer valid . The mathematical ...
George Ellwood Dieter. Chapter 3 ELEMENTS OF THE THEORY OF PLASTICITY 3-1 . Introduction The theory of plasticity deals with the behavior of materials in the region of strain beyond which Hooke's law is no longer valid . The mathematical ...
Page 65
... theory of plasticity . They are the stresses acting on the faces of a three - dimensional octahedron which has the ... theory , the two yielding theories give the same results . In a sense , the octahedral theory can be considered the ...
... theory of plasticity . They are the stresses acting on the faces of a three - dimensional octahedron which has the ... theory , the two yielding theories give the same results . In a sense , the octahedral theory can be considered the ...
Page 68
... theories relate the stress to the strain rate , or the velocity of strain . Deformation theories utilize an averaging process over the entire defor- mation history and relate the total plastic strain to the final stress . This type of ...
... theories relate the stress to the strain rate , or the velocity of strain . Deformation theories utilize an averaging process over the entire defor- mation history and relate the total plastic strain to the final stress . This type of ...
Contents
Introduction 3 35678OORE | 3 |
Stress and Strain Relationships for Elastic Behavior | 17 |
Elements of the Theory of Plasticity | 54 |
Copyright | |
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alloys aluminum angle annealed ASTM axis behavior bending billet brittle fracture Burgers vector cent compressive constant crack creep rate decrease determined diameter direction dislocation line distribution drawing ductile edge dislocation effect elastic elongation equation extrusion factor failure fatigue limit flow curve flow stress force forging forming friction given grain boundaries hardness high-temperature increase indentation lattice length load longitudinal mandrel martensite material maximum measured mechanical metallurgical Metals Park method modulus notch obtained occurs orientation particles plastic deformation pressure principal stresses Proc produced properties punch quenched radius ratio reduction of area region relationship residual stresses rolling screw dislocations shear stress sheet shows single crystals slip plane Society for Metals specimen steel strain energy strain hardening strain rate stress-strain curve structure surface temper tensile strength tensile stress theory thickness tion torsion Trans transition temperature tube yield strength yield stress στ