Mechanical MetallurgyI Mechanical Fundamentals 1 Introduction 2 Stress and Strain Relationships for Elastic Behavior 3 Elements of the Theory of Plasticity II Metallurgical Fundamentals 4 Plastic Deformation of Single Crystals 5 Dislocation Theory 6 Strengthening Mechanisms 7 Fracture III Applications to Materials Testing 8 The Tension Test 9 The Hardness Test 10 The Torsion Test 11 Fracture Mechanics 12 Fatigue of Metals 13 Creep and Stress Rupture 14 Brittle Fracture and Impact Testing IV Plastic Forming of Metals 15 Fundamentals of Metalworking 16 Forging 17 Rolling of Metals 18 Extrusion 19 Drawing of Rods, Wires and Tubes 20 Sheet-Metal Forming 21 Maching of Metals Appendixes |
From inside the book
Results 1-3 of 83
Page 139
... strain . The increase in the stress required to cause slip because of previous plastic deformation is known as strain hardening , or work hardening . An increase in flow stress of over 100 percent from strain hardening is not unusual in ...
... strain . The increase in the stress required to cause slip because of previous plastic deformation is known as strain hardening , or work hardening . An increase in flow stress of over 100 percent from strain hardening is not unusual in ...
Page 142
... hardening can be overcome at finite temperatures with the help of thermal fluctuations , and therefore it is temperature- and strain - rate - dependent . On the other hand , strain hardening arising from dislocation pile - up at ...
... hardening can be overcome at finite temperatures with the help of thermal fluctuations , and therefore it is temperature- and strain - rate - dependent . On the other hand , strain hardening arising from dislocation pile - up at ...
Page 214
... strain hardening is still low and slip lines can be distinguished although they are finer and more closely spaced . The yield drop and low rate of strain hardening suggest that dislocations cut through the zones once the stress reaches ...
... strain hardening is still low and slip lines can be distinguished although they are finer and more closely spaced . The yield drop and low rate of strain hardening suggest that dislocations cut through the zones once the stress reaches ...
Contents
Introduction | 3 |
Stress and Strain Relationships for Elastic Behavior | 18 |
Metallurgical Fundamentals | 101 |
Copyright | |
17 other sections not shown
Other editions - View all
Common terms and phrases
alloy aluminum angle annealed ASTM atoms axis behavior billet brittle fracture Burgers vector cold-worked components compression constant crack creep cycles decrease determined diameter direction dislocation line ductile edge dislocation elastic elongation embrittlement energy engineering equation extrusion factor failure fatigue limit fibers Figure flow curve flow stress force forging friction given grain boundaries hot-working hydrostatic increase indentation lattice length load machining martensite material matrix maximum measured mechanical metallurgical Metals Park modulus necking notch occurs particles percent plane-strain plastic deformation plastic strain pressure produce properties ratio recrystallization reduction region residual stresses rolling screw dislocation shear stress sheet shown in Fig slip plane slip systems Society for Metals specimen steel strain hardening strain rate stress-strain curve structure surface temperature tensile strength tensile stress tension test tensor thickness tool torsion Trans usually velocity workpiece yield strength yield stress