MECHANICAL METALLURGY |
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Page 310
... machining and fabrication . While this section is concerned with stress concentrations resulting from geometrical discontinuities , stress concentration can also arise from surface roughness and metallurgical stress raisers such as ...
... machining and fabrication . While this section is concerned with stress concentrations resulting from geometrical discontinuities , stress concentration can also arise from surface roughness and metallurgical stress raisers such as ...
Page 316
... machining procedures can appreciably affect fatigue performance . Smoothly polished speci- mens , in which the fine scratches ( stress raisers ) are oriented parallel with the direction of the principal tensile stress , give the highest ...
... machining procedures can appreciably affect fatigue performance . Smoothly polished speci- mens , in which the fine scratches ( stress raisers ) are oriented parallel with the direction of the principal tensile stress , give the highest ...
Page 397
... machined away , as in machining a long keyway in a cold - drawn bar , the residual stresses in the material removed are also eliminated . This upsets the static equi- librium of internal forces and moments , and the body distorts to ...
... machined away , as in machining a long keyway in a cold - drawn bar , the residual stresses in the material removed are also eliminated . This upsets the static equi- librium of internal forces and moments , and the body distorts to ...
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