MECHANICAL METALLURGY |
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Page 190
... brittle fracture . A ductile fracture is characterized by appreciable plastic deformation prior to and during the propagation of the crack . An appreciable amount of gross ... Fracture 7-1 Introduction 7-2 Types of Fracture in Metals.
... brittle fracture . A ductile fracture is characterized by appreciable plastic deformation prior to and during the propagation of the crack . An appreciable amount of gross ... Fracture 7-1 Introduction 7-2 Types of Fracture in Metals.
Page 205
... brittle fracture are closely related . In both equations o ; is the frictional stress resisting the motion of an unlocked dislocation . This term increases with decreasing temperature of testing . The constant K in the fracture equation ...
... brittle fracture are closely related . In both equations o ; is the frictional stress resisting the motion of an unlocked dislocation . This term increases with decreasing temperature of testing . The constant K in the fracture equation ...
Page 371
... brittle fracture when tested in a notched - impact test . However , there are certain disadvantages to this type of test , so that much work has been devoted to the development of additional tests for defining the tendency for brittle ...
... brittle fracture when tested in a notched - impact test . However , there are certain disadvantages to this type of test , so that much work has been devoted to the development of additional tests for defining the tendency for brittle ...
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