Mechanical Metallurgy |
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Page 12
... occurs without any visible sign of yielding at nominal or average stresses that are well below the tensile strength of the metal . Fatigue failure is caused by a critical localized tensile stress which is very difficult to evaluate ...
... occurs without any visible sign of yielding at nominal or average stresses that are well below the tensile strength of the metal . Fatigue failure is caused by a critical localized tensile stress which is very difficult to evaluate ...
Page 277
... occurring with appreciable gross plastic deformation . Another important characteristic of ductile fracture , which should be apparent from previous considerations of brittle fracture , is that it occurs by a slow tearing of the metal ...
... occurring with appreciable gross plastic deformation . Another important characteristic of ductile fracture , which should be apparent from previous considerations of brittle fracture , is that it occurs by a slow tearing of the metal ...
Page 476
... occurs in the nickel - based superalloy Udimet 700. This alloy gains much of its strength from y ' precipitate particles , essentially Ni3 ( Ti , Al ) . At temperatures above the y ' solvus ( ~ 2070 ° F ) intergranular fracture occurs ...
... occurs in the nickel - based superalloy Udimet 700. This alloy gains much of its strength from y ' precipitate particles , essentially Ni3 ( Ti , Al ) . At temperatures above the y ' solvus ( ~ 2070 ° F ) intergranular fracture occurs ...
Contents
Introduction 325 | 3 |
Elements of the Theory of Plasticity | 72 |
Plastic Deformation of Single Crystals | 105 |
Copyright | |
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alloys angle annealed atoms axis behavior billet brittle fracture Burgers vector cold-worked components compression constant crack criterion cycles decrease determined diameter direction dislocation line ductile edge dislocation elastic elongation energy equations extrusion factor failure fatigue limit fibers flow curve flow stress force forging friction given grain boundaries hot-working hydrostatic increases lattice length load machining martensite material matrix maximum measured mechanical metallurgical Metals Park modulus normal stress notch occurs orientation particles percent plastic deformation plastic strain polymer pressure produced properties ratio reduction region residual stresses rolling screw dislocation shear strain shear stress sheet shown in Fig shows slip plane slip systems Society for Metals solid specimen steel strain hardening strain rate stress-strain curve structure surface tensile strength tensile stress tensor theory thermal thickness tool torsion Trans usually velocity workpiece yield strength yield stress York