Mechanical Metallurgy |
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Page 13
... factor of safety depends on an estimate of all the factors discussed above . In addition , careful consideration should be given to the consequences , which would result from failure . If failure would result in loss of life , the factor ...
... factor of safety depends on an estimate of all the factors discussed above . In addition , careful consideration should be given to the consequences , which would result from failure . If failure would result in loss of life , the factor ...
Page 422
... factor , or fatigue - notch factor , K. This factor is simply the ratio of the fatigue limit of unnotched specimens to the fatigue limit of notched specimens . For materials which do not exhibit a fatigue limit the fatigue - notch factor ...
... factor , or fatigue - notch factor , K. This factor is simply the ratio of the fatigue limit of unnotched specimens to the fatigue limit of notched specimens . For materials which do not exhibit a fatigue limit the fatigue - notch factor ...
Page 423
... factor q q = K1 − 1 K1 − 1 - ( 12-14 ) - = Equation ( 12-14 ) was chosen so that a material which experiences no reduction in fatigue due to a notch ( K , = 1 ) has a factor of q = 0 , while a material in which the notch has its full ...
... factor q q = K1 − 1 K1 − 1 - ( 12-14 ) - = Equation ( 12-14 ) was chosen so that a material which experiences no reduction in fatigue due to a notch ( K , = 1 ) has a factor of q = 0 , while a material in which the notch has its full ...
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