Mechanical Metallurgy |
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Page 174
... forces . 6-8 . Forces on Dislocations ds dl 6 When an external force of sufficient magnitude is applied to a crystal , the dislocations move and produce slip . Thus , there is a force acting on a dislocation line which tends to drive it ...
... forces . 6-8 . Forces on Dislocations ds dl 6 When an external force of sufficient magnitude is applied to a crystal , the dislocations move and produce slip . Thus , there is a force acting on a dislocation line which tends to drive it ...
Page 192
... force decreases more rapidly with increased separation than the attractive force , so that a net force between atoms balances the tensile load . As the tensile load is increased still further , the repulsive force continues to decrease ...
... force decreases more rapidly with increased separation than the attractive force , so that a net force between atoms balances the tensile load . As the tensile load is increased still further , the repulsive force continues to decrease ...
Page 566
... force comes from the hold - down pressure . This force component peaks early and decreases with increasing travel because the area of the blank under the hold - down ring is continually decreasing . Any force required to produce ironing ...
... force comes from the hold - down pressure . This force component peaks early and decreases with increasing travel because the area of the blank under the hold - down ring is continually decreasing . Any force required to produce ironing ...
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