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 |
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Page 72
... strain will immediately decrease from ε to ε2 by an amount o / E . The strain decrease ε1 82 is the recoverable elastic strain . However , the strain remaining is not all permanent plastic strain . Depending upon the metal and the ...
... strain will immediately decrease from ε to ε2 by an amount o / E . The strain decrease ε1 82 is the recoverable elastic strain . However , the strain remaining is not all permanent plastic strain . Depending upon the metal and the ...
Page 268
... plastic work . Still another important consequence of the plastic strain concentration at a notch is that the local strain rate will be much higher than the average strain rate . Since brittle fracture depends strongly on strain rate ...
... plastic work . Still another important consequence of the plastic strain concentration at a notch is that the local strain rate will be much higher than the average strain rate . Since brittle fracture depends strongly on strain rate ...
Page 468
... strain - life equation A ' Δε = Δεν + Δερ = C ′′ ′ N- ( e ) 1 / c ) n ' y− ( 1 / c ) n ' ( k − 1 ) + k ' + C1 ... plastic flow ( p ) ( time - independent deformation ) . Examples of the four types of partitioned strain - range cycles ...
... strain - life equation A ' Δε = Δεν + Δερ = C ′′ ′ N- ( e ) 1 / c ) n ' y− ( 1 / c ) n ' ( k − 1 ) + k ' + C1 ... plastic flow ( p ) ( time - independent deformation ) . Examples of the four types of partitioned strain - range cycles ...
Contents
Introduction | 3 |
Stress and Strain Relationships for Elastic Behavior | 18 |
Applications to Materials Testing | 273 |
Copyright | |
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alloys aluminum American Society annealed ASME ASTM atoms behavior brittle fracture Burgers vector cold-worked components compression constant creep rate criterion crystal decrease determined diameter direction ductile effect elastic elongation embrittlement energy engineering equation extrusion factor failure fatigue limit Figure flow stress force forging fracture mechanics friction given grain boundaries hardness high-temperature hot-working hydrostatic increases indentation lattice machine martensite material maximum measured metallurgical Metals Park metalworking modulus necking normal notch occurs particles percent plane-strain plastic deformation plastic strain pressure produced propagation properties ratio recrystallization reduction of area region residual stresses screw dislocation shear stress sheet shown in Fig slip plane Society for Metals specimen steel strain hardening strain rate stress-strain curve structure surface tensile strength tensile stress tension test thickness tion torsion Trans transition temperature true strain usually velocity workpiece yield strength yield stress York Δε