Mechanical Metallurgy |
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Page 260
... Notch Tensile Test The ordinary tension test on smooth specimens will fail to indicate notch sensitivity in metals . However , a tension test with a notched a d Fig . 9-14 . Details of notched tensile specimen . tensile specimen will ...
... Notch Tensile Test The ordinary tension test on smooth specimens will fail to indicate notch sensitivity in metals . However , a tension test with a notched a d Fig . 9-14 . Details of notched tensile specimen . tensile specimen will ...
Page 261
... notch sharpness a / r and the notch depth . Notch depth = 1 - d2 D2 300 200 B The notch strength is defined as the maximum load divided by the original cross - sectional area at the notch . The notch - strength ratio ( NSR ) is the ratio of ...
... notch sharpness a / r and the notch depth . Notch depth = 1 - d2 D2 300 200 B The notch strength is defined as the maximum load divided by the original cross - sectional area at the notch . The notch - strength ratio ( NSR ) is the ratio of ...
Page 312
... notch or crack can be tolerated in a structure . The notch sensitivity of a material in fatigue is usually expressed by a notch - sensitivity index q . f զ K1 - 1 Kt 1 or - K , 1 K1 - ( 12-7 ) where q K , K Ki = = = = notch ...
... notch or crack can be tolerated in a structure . The notch sensitivity of a material in fatigue is usually expressed by a notch - sensitivity index q . f զ K1 - 1 Kt 1 or - K , 1 K1 - ( 12-7 ) where q K , K Ki = = = = notch ...
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