MECHANICAL METALLURGY |
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Page 313
... radius r . do dy = C1 max r Combining these two expressions and assuming that failure occurs when 1.0r Notch - sensitivity index 0.8 0.6 0.4 0.2 Quenched and tempered steel Annealed and normalized steel Aluminum alloy 0.02 0.04 0.06 ...
... radius r . do dy = C1 max r Combining these two expressions and assuming that failure occurs when 1.0r Notch - sensitivity index 0.8 0.6 0.4 0.2 Quenched and tempered steel Annealed and normalized steel Aluminum alloy 0.02 0.04 0.06 ...
Page 469
... radius is taken as the smallest radius which can be used without cracking . The minimum bend radius is usually expressed in multiples of the sheet thickness , e.g. , a 27 bend radius indi- cates a more ductile sheet than a 47 bend ...
... radius is taken as the smallest radius which can be used without cracking . The minimum bend radius is usually expressed in multiples of the sheet thickness , e.g. , a 27 bend radius indi- cates a more ductile sheet than a 47 bend ...
Page 557
... radius R is defined as the radius of curvature on the concave , or inside , surface of the bend . The neutral axis is the circumferential fiber across the thickness at which the strain passes through zero . In plastic bending the ...
... radius R is defined as the radius of curvature on the concave , or inside , surface of the bend . The neutral axis is the circumferential fiber across the thickness at which the strain passes through zero . In plastic bending the ...
Contents
Introduction | 5 |
The Torsion Test | 10 |
Stress and Strain Relationships for Elastic Behavior | 17 |
Copyright | |
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alloys aluminum annealing ASTM axis behavior brittle fracture Burgers vector cent compressive considered constant crack decrease determined diameter dislocation line ductile edge dislocation effect elastic elongation equation factor fatigue limit fatigue properties flow curve fracture stress given grain boundaries hardness increase indentation internal friction lattice load martensite material maximum measure Metals Park modulus notch number of cycles occurs orientation particles pile-up plastic deformation principal stresses Proc produced quenched ratio recrystallization reduction of area region residual stresses resolved shear stress screw dislocations shear stress shown shows single crystals slip direction slip lines slip plane slip system Society for Metals solid solution solute atoms specimen stacking fault steel strain energy strain hardening strain rate stress concentration stress-strain curve structure surface tensile strength tensile stress tension theory tion torsion Trans twins vacancies yield point yield strength yield stress