Mechanical Metallurgy |
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Page 347
... specimen at fracture can be expressed by - Lf − Lo = α + еu Lo ( 9-29 ) where a is the local necking extension and e , Lo is the uniform extension . The tensile elongation then is given by ef Ls - Lo α + eu Lo Lo = ( 9-30 ) which ...
... specimen at fracture can be expressed by - Lf − Lo = α + еu Lo ( 9-29 ) where a is the local necking extension and e , Lo is the uniform extension . The tensile elongation then is given by ef Ls - Lo α + eu Lo Lo = ( 9-30 ) which ...
Page 359
... specimen causes an elastic machine displacement P / K . The elastic displacement of the specimen ( from Hooke's law ) is σL / E and the plastic displacement of the specimen is ε , L. Since the total displacement is the sum of its ...
... specimen causes an elastic machine displacement P / K . The elastic displacement of the specimen ( from Hooke's law ) is σL / E and the plastic displacement of the specimen is ε , L. Since the total displacement is the sum of its ...
Page 511
... specimen Bend specimen T D Notched round specimen P Ky = 32 [ 172 ( ) - 127 ] 0312 P Fig . 14-18 Common specimens for K1c testing . A variety of specimens have been proposed for measuring Kic plane - strain fracture toughness . The three ...
... specimen Bend specimen T D Notched round specimen P Ky = 32 [ 172 ( ) - 127 ] 0312 P Fig . 14-18 Common specimens for K1c testing . A variety of specimens have been proposed for measuring Kic plane - strain fracture toughness . The three ...
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