Mechanical Metallurgy |
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Page 206
... yield point . How- ever , it is more usual to obtain an upper yield point 10 to 20 percent greater than the lower yield point . The onset of general yielding occurs at a stress ... yield stress can be expressed as = ( 6-16 ) where σ , is the ...
... yield point . How- ever , it is more usual to obtain an upper yield point 10 to 20 percent greater than the lower yield point . The onset of general yielding occurs at a stress ... yield stress can be expressed as = ( 6-16 ) where σ , is the ...
Page 243
... yield stress of the material . While the yield stress in tension was increased by strain hardening from A to C , the yield stress in compression was decreased . This is the Bauschinger effect . The phenomenon is reversible , for had the ...
... yield stress of the material . While the yield stress in tension was increased by strain hardening from A to C , the yield stress in compression was decreased . This is the Bauschinger effect . The phenomenon is reversible , for had the ...
Page 311
George E. Dieter. of yielding on the hydrostatic component of the stress state . We have seen ( Sec . 3-5 ) how the ... yield stress in tension and compression . But , most importantly , in polymers there is a strong dependence of yield ...
George E. Dieter. of yielding on the hydrostatic component of the stress state . We have seen ( Sec . 3-5 ) how the ... yield stress in tension and compression . But , most importantly , in polymers there is a strong dependence of yield ...
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