Mechanical Metallurgy |
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Page 70
... increase in load produces a local increase in strain at the critically stressed region with little increase in stress . Because of strain hardening , the stress increases in regions adjacent to the stress raiser , until , if the ...
... increase in load produces a local increase in strain at the critically stressed region with little increase in stress . Because of strain hardening , the stress increases in regions adjacent to the stress raiser , until , if the ...
Page 237
... increases with strain up to a limiting value corresponding to saturation . It increases with decreasing temperature of deformation . Very careful calorimeter measurements are required to measure the small amounts of energy stored by ...
... increases with strain up to a limiting value corresponding to saturation . It increases with decreasing temperature of deformation . Very careful calorimeter measurements are required to measure the small amounts of energy stored by ...
Page 270
... increases t¡ . If the effective surface energy is large at a given temperature , then brittle fracture is suppressed . The contribution from plastic deformation will depend on the number of available slip systems and the number of ...
... increases t¡ . If the effective surface energy is large at a given temperature , then brittle fracture is suppressed . The contribution from plastic deformation will depend on the number of available slip systems and the number of ...
Contents
Elements of the Theory of Plasticity | 3 |
Dislocation Theory | 150 |
Strengthening Mechanisms | 190 |
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 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 single crystals 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