Mechanical Metallurgy |
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Page 569
... workpiece and the size and shape of the asperities . Thus , smooth dies are important in reducing the friction contribution from ploughing . The most serious result of inadequate lubrication is the transfer of workpiece material to the ...
... workpiece and the size and shape of the asperities . Thus , smooth dies are important in reducing the friction contribution from ploughing . The most serious result of inadequate lubrication is the transfer of workpiece material to the ...
Page 702
... workpiece that was produced by a primary process such as hot rolling , forging , or casting . Something more than 80 ... workpiece is held in the machine and what the relative movements are between the workpiece and the tool . The ease ...
... workpiece that was produced by a primary process such as hot rolling , forging , or casting . Something more than 80 ... workpiece is held in the machine and what the relative movements are between the workpiece and the tool . The ease ...
Page 724
... workpiece ( the anode ) and the tool ( the cathode ) are immersed in a dielectric fluid with a spark gap of 0.0005 to 0.020 in . Important advantages of EDM are that it can produce deep holes in hard material without drifting , or can ...
... workpiece ( the anode ) and the tool ( the cathode ) are immersed in a dielectric fluid with a spark gap of 0.0005 to 0.020 in . Important advantages of EDM are that it can produce deep holes in hard material without drifting , or can ...
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