MECHANICAL METALLURGY |
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Page 118
... single crystals in terms of the movement of dislocations and the basic deformation mechanisms of slip and twinning . Single - crystal specimens represent the metal in its most ideal condition . The simplification which results from the ...
... single crystals in terms of the movement of dislocations and the basic deformation mechanisms of slip and twinning . Single - crystal specimens represent the metal in its most ideal condition . The simplification which results from the ...
Page 121
... crystalline hep metals show a very much higher rate of strain hardening compared with single crystals . In fee and bec metals the difference in the flow curve between polycrystals and single crystals is not nearly so great . The effect of ...
... crystalline hep metals show a very much higher rate of strain hardening compared with single crystals . In fee and bec metals the difference in the flow curve between polycrystals and single crystals is not nearly so great . The effect of ...
Page 199
GEORGE E. DIETER, JR. 7-6 . Fracture of Single Crystals The brittle fracture of single crystals is considered to be related to the resolved normal stress on the cleavage plane . Sohncke's law states that fracture occurs when the ...
GEORGE E. DIETER, JR. 7-6 . Fracture of Single Crystals The brittle fracture of single crystals is considered to be related to the resolved normal stress on the cleavage plane . Sohncke's law states that fracture occurs when 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