Mechanical Metallurgy |
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Page 473
George Ellwood Dieter. Chapter 18 FORGING 18-1 . Classification of Forging Processes Forging is the working of metal into a useful shape by hammering or pressing . It is the oldest of the metalworking arts , having its origin with the ...
George Ellwood Dieter. Chapter 18 FORGING 18-1 . Classification of Forging Processes Forging is the working of metal into a useful shape by hammering or pressing . It is the oldest of the metalworking arts , having its origin with the ...
Page 485
... forgings . To minimize incomplete penetration , forgings of large cross section are usually made on a forging press . Surface cracking can occur as a result of excessive working of the surface at too low a temperature or as a result of ...
... forgings . To minimize incomplete penetration , forgings of large cross section are usually made on a forging press . Surface cracking can occur as a result of excessive working of the surface at too low a temperature or as a result of ...
Page 486
... forging machines have been developed.1 Secondary tensile stresses can develop during forging , and cracking can thus be produced . Internal cracks can develop during the upsetting of a cylinder or a round ( Fig . 18-10c ) , as a result ...
... forging machines have been developed.1 Secondary tensile stresses can develop during forging , and cracking can thus be produced . Internal cracks can develop during the upsetting of a cylinder or a round ( Fig . 18-10c ) , as a result ...
Contents
Introduction 3 35678OORE | 3 |
Stress and Strain Relationships for Elastic Behavior | 17 |
Elements of the Theory of Plasticity | 54 |
Copyright | |
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alloys aluminum angle annealed ASTM axis behavior bending billet brittle fracture Burgers vector cent compressive constant crack creep rate decrease determined diameter direction dislocation line distribution drawing ductile edge dislocation effect elastic elongation equation extrusion factor failure fatigue limit flow curve flow stress force forging forming friction given grain boundaries hardness high-temperature increase indentation lattice length load longitudinal mandrel martensite material maximum measured mechanical metallurgical Metals Park method modulus notch obtained occurs orientation particles plastic deformation pressure principal stresses Proc produced properties punch quenched radius ratio reduction of area region relationship residual stresses rolling screw dislocations shear stress sheet shows single crystals slip plane Society for Metals specimen steel strain energy strain hardening strain rate stress-strain curve structure surface temper tensile strength tensile stress theory thickness tion torsion Trans transition temperature tube yield strength yield stress στ