Mechanical Metallurgy |
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Page 205
... elongation -Lower yield point Lüders band Unyielded metal Elongation are generally at approximately 45 ° to the tensile axis . They are usually called Lüders bands , Hartmann lines , or stretcher strains , and this type of deformation ...
... elongation -Lower yield point Lüders band Unyielded metal Elongation are generally at approximately 45 ° to the tensile axis . They are usually called Lüders bands , Hartmann lines , or stretcher strains , and this type of deformation ...
Page 347
... elongation then is given by ef Ls - Lo α + eu Lo Lo = ( 9-30 ) which clearly indicates that the total elongation is a function of the specimen gage length . The shorter the gage length the greater the percentage elongation . Numerous ...
... elongation then is given by ef Ls - Lo α + eu Lo Lo = ( 9-30 ) which clearly indicates that the total elongation is a function of the specimen gage length . The shorter the gage length the greater the percentage elongation . Numerous ...
Page 348
... elongation with a 2 - in gage length for the identical material but in 0.080 - in thickness . Using in wide sheet specimens , we would predict that a test specimen with a gage length L = 2 / 0.125 / 0.080 = 2.5 in made from the -in ...
... elongation with a 2 - in gage length for the identical material but in 0.080 - in thickness . Using in wide sheet specimens , we would predict that a test specimen with a gage length L = 2 / 0.125 / 0.080 = 2.5 in made from the -in ...
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