MECHANICAL METALLURGY |
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Page 111
... Strain Hardening of Single Crystals One of the chief characteristics of the plastic deformation of metals is the fact that the shear stress required to produce slip continuously increases with increasing shear strain . The increase in ...
... Strain Hardening of Single Crystals One of the chief characteristics of the plastic deformation of metals is the fact that the shear stress required to produce slip continuously increases with increasing shear strain . The increase in ...
Page 114
... hardening . Strain hardening due to a dislocation cutting process arises from short- range forces occurring over distances less than 5 to 10 interatomic dis- tances . This hardening can be overcome at finite temperatures with the ...
... hardening . Strain hardening due to a dislocation cutting process arises from short- range forces occurring over distances less than 5 to 10 interatomic dis- tances . This hardening can be overcome at finite temperatures with the ...
Page 146
... hardening results in an increase in yield stress and a decrease in the rate of strain hardening , just as is produced by radiation hardening . Therefore , a dispersion of point defects can produce hardening , by analogy with the hardening ...
... hardening results in an increase in yield stress and a decrease in the rate of strain hardening , just as is produced by radiation hardening . Therefore , a dispersion of point defects can produce hardening , by analogy with the hardening ...
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