Mechanical Metallurgy |
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Page 639
George E. Dieter. Container Die Billet Ram Dummy block ( a ) Extrusion Die holder- Direct extrusion Container Ram Closure plate ( b ) Extrusion Billet Ram Indirect extrusion Fig . 18-1 Types of extrusion . in contact with the billet ...
George E. Dieter. Container Die Billet Ram Dummy block ( a ) Extrusion Die holder- Direct extrusion Container Ram Closure plate ( b ) Extrusion Billet Ram Indirect extrusion Fig . 18-1 Types of extrusion . in contact with the billet ...
Page 644
... billet and the extrusion tools and softening of the die and tools , as well as making it more difficult to provide ... billet lubri- cation . The billet shears within itself near the container wall to create its own inter- nal conical ...
... billet and the extrusion tools and softening of the die and tools , as well as making it more difficult to provide ... billet lubri- cation . The billet shears within itself near the container wall to create its own inter- nal conical ...
Page 646
... billet and container , the metal will separate internally along a shear zone and a thin skin will be left in the container . Under these de- formation conditions all of the surface of the extrusion is clean new material . While the ...
... billet and container , the metal will separate internally along a shear zone and a thin skin will be left in the container . Under these de- formation conditions all of the surface of the extrusion is clean new material . While the ...
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