MECHANICAL METALLURGY |
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Page 9
... stress - strain diagram . Figure 1-3 shows a typical stress - strain curve for a metal such as aluminum or cop- Stress σ Omax Fracture The initial linear portion of the curve OA is the elastic region within which Hooke's law is obeyed ...
... stress - strain diagram . Figure 1-3 shows a typical stress - strain curve for a metal such as aluminum or cop- Stress σ Omax Fracture The initial linear portion of the curve OA is the elastic region within which Hooke's law is obeyed ...
Page 55
... Curve The stress - strain curve obtained by uniaxial loading , as in the ordinary tension test , is of fundamental interest in plasticity when the curve is plotted in terms of true stress σ and true strain . True stress is given by the ...
... Curve The stress - strain curve obtained by uniaxial loading , as in the ordinary tension test , is of fundamental interest in plasticity when the curve is plotted in terms of true stress σ and true strain . True stress is given by the ...
Page 243
GEORGE E. DIETER, JR. stress - strain curve like that of the structural steel , the area under the curve can be approximated by either of the following equations : or Ur ~ σues σο + συ Ur ༤ ef 2 ( 9-9 ) ( 9-10 ) For brittle materials the ...
GEORGE E. DIETER, JR. stress - strain curve like that of the structural steel , the area under the curve can be approximated by either of the following equations : or Ur ~ σues σο + συ Ur ༤ ef 2 ( 9-9 ) ( 9-10 ) For brittle materials the ...
Contents
Introduction | 5 |
The Torsion Test | 10 |
Stress and Strain Relationships for Elastic Behavior | 17 |
Copyright | |
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alloys aluminum annealing ASTM axis behavior brittle fracture Burgers vector cent compressive considered constant crack decrease determined diameter dislocation line ductile edge dislocation effect elastic elongation equation factor fatigue limit fatigue properties flow curve fracture stress given grain boundaries hardness increase indentation internal friction lattice load martensite material maximum measure Metals Park modulus notch number of cycles occurs orientation particles pile-up plastic deformation principal stresses Proc produced quenched ratio recrystallization reduction of area region residual stresses resolved shear stress screw dislocations shear stress shown shows single crystals slip direction slip lines slip plane slip system Society for Metals solid solution solute atoms specimen stacking fault steel strain energy strain hardening strain rate stress concentration stress-strain curve structure surface tensile strength tensile stress tension theory tion torsion Trans twins vacancies yield point yield strength yield stress