Mechanical Metallurgy |
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Page 254
... percentage elongation . 9-6 . Effect of Strain Rate on Tensile Properties The room - temperature stress - strain curve is not greatly influenced by changes in the rate of straining of the order obtainable in the ordinary 50 40 30 Room ...
... percentage elongation . 9-6 . Effect of Strain Rate on Tensile Properties The room - temperature stress - strain curve is not greatly influenced by changes in the rate of straining of the order obtainable in the ordinary 50 40 30 Room ...
Page 255
... strain rates , causing the temperature of the specimen to increase ; there is not enough time for the heat of plastic deformation to be dissipated . Tests in which the specimen is pulled at a constant true strain rate are not readily ...
... strain rates , causing the temperature of the specimen to increase ; there is not enough time for the heat of plastic deformation to be dissipated . Tests in which the specimen is pulled at a constant true strain rate are not readily ...
Page 509
... strain rate ( speed of rolling ) . The strain rate during rolling is a function of the position along the are of contact , indicated by the angle 0. While precise measurement of the coefficient of friction during hot rolling has not ...
... strain rate ( speed of rolling ) . The strain rate during rolling is a function of the position along the are of contact , indicated by the angle 0. While precise measurement of the coefficient of friction during hot rolling has not ...
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