Mechanical Metallurgy |
From inside the book
Results 1-3 of 91
Page 24
... shear stress is zero . 2. The maximum and minimum values of both normal stress and shear stress occur at angles which are 90 ° apart . 3. The maximum shear stress occurs at an angle halfway between the maximum and minimum normal stresses ...
... shear stress is zero . 2. The maximum and minimum values of both normal stress and shear stress occur at angles which are 90 ° apart . 3. The maximum shear stress occurs at an angle halfway between the maximum and minimum normal stresses ...
Page 82
... shear stress averaged over all orientations in the solid.1 MAXIMUM - SHEAR - STRESS OR TRESCA CRITERION This yield criterion assumes that yielding occurs when the maximum shear stress reaches the value of the shear stress in the ...
... shear stress averaged over all orientations in the solid.1 MAXIMUM - SHEAR - STRESS OR TRESCA CRITERION This yield criterion assumes that yielding occurs when the maximum shear stress reaches the value of the shear stress in the ...
Page 127
... shear - strain rate . = dy dt = dx bp bpv dt ( 4-12 ) where u , the average dislocation velocity , is a quantity which can be measured experimentally in many systems . From Eq . ( 4-12 ) we see that if we want to ... Shear Stress for Slip.
... shear - strain rate . = dy dt = dx bp bpv dt ( 4-12 ) where u , the average dislocation velocity , is a quantity which can be measured experimentally in many systems . From Eq . ( 4-12 ) we see that if we want to ... Shear Stress for Slip.
Contents
Introduction 325 | 3 |
Elements of the Theory of Plasticity | 72 |
Plastic Deformation of Single Crystals | 105 |
Copyright | |
19 other sections not shown
Other editions - View all
Common terms and phrases
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