Mechanical Metallurgy |
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Page 375
George E. Dieter. 70 Longitudinal Reduction of area , % 20 59 60 30 Ju = 166,000 psi = 146,000 psi 20 Min Max 20 40 Angle , deg 60 80 Transverse ↓ Fig . 9-28 Relationship between reduction of area and angle between the longitudinal ...
George E. Dieter. 70 Longitudinal Reduction of area , % 20 59 60 30 Ju = 166,000 psi = 146,000 psi 20 Min Max 20 40 Angle , deg 60 80 Transverse ↓ Fig . 9-28 Relationship between reduction of area and angle between the longitudinal ...
Page 614
... reduction achieved by cold - rolling generally will vary from about 50 to 90 percent . In establishing the reduction in each pass or in each stand , it is desirable to distribute the work as uniformly as possible over the various passes ...
... reduction achieved by cold - rolling generally will vary from about 50 to 90 percent . In establishing the reduction in each pass or in each stand , it is desirable to distribute the work as uniformly as possible over the various passes ...
Page 693
... reduction of the redraw . For small reductions a hold - down ring cannot be used . In reverse redrawing ( Fig . 20-16c ) the cup is turned inside out so that the outside surface of the drawn cup becomes the inside surface of the redrawn ...
... reduction of the redraw . For small reductions a hold - down ring cannot be used . In reverse redrawing ( Fig . 20-16c ) the cup is turned inside out so that the outside surface of the drawn cup becomes the inside surface of the redrawn ...
Contents
Elements of the Theory of Plasticity | 3 |
Dislocation Theory | 150 |
Strengthening Mechanisms | 190 |
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 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 single crystals 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