## Mechanical metallurgy |

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Page 127

For a single crystal loaded in tension or compression along its

cosA. Hartley and Hirth2 have presented graphical methods of determining m for

any crystal orientation and slip system. It is observed experimentally that a single

...

For a single crystal loaded in tension or compression along its

**axis**, m = cos<f>cosA. Hartley and Hirth2 have presented graphical methods of determining m for

any crystal orientation and slip system. It is observed experimentally that a single

...

Page 130

The initial operative slip system, the primary slip system, will be the one with the

highest Schmid factor, m = sin x cos A. The primary system will depend on the

orientation of the crystal relative to the tensile stress

between ...

The initial operative slip system, the primary slip system, will be the one with the

highest Schmid factor, m = sin x cos A. The primary system will depend on the

orientation of the crystal relative to the tensile stress

**axis**. The relationshipbetween ...

Page 343

The maximum shear stress occurs on two mutually perpendicular planes,

perpendicular to the longitudinal

The principal stresses al and a, make an angle of 45° with the longitudinal

and ...

The maximum shear stress occurs on two mutually perpendicular planes,

perpendicular to the longitudinal

**axis**yy and parallel with the longitudinal**axis**xx.The principal stresses al and a, make an angle of 45° with the longitudinal

**axis**and ...

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### Contents

Stress and Strain Relationships for Elastic Behavior | 18 |

from Elastic Strains 213 Strain Energy 214 Anisotropy | 46 |

Metallurgical Fundamentals | 101 |

Copyright | |

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### Common terms and phrases

alloy angle annealed ASTM atoms axes axis behavior billet brittle fracture Burgers vector cold-worked components compression constant crack creep cycles decrease determined diameter direction dislocation line ductile edge dislocation elastic elongation embrittlement energy engineering equation extrusion factor failure fatigue limit fibers Figure flow curve flow stress force forging friction given grain boundaries hot-working hydrostatic increase indentation lattice length load machining martensite material matrix maximum measured mechanical metallurgy Metals Park modulus necking notch occurs particles percent plane strain plane-strain plastic deformation plastic strain pressure produce properties ratio recrystallization reduction region residual stresses rolling screw dislocation shear stress sheet shown in Fig slip plane slip systems Society for Metals specimen steel strain hardening strain rate stress-strain curve structure surface temperature tensile strength tensile stress tension test tensor thickness tool torsion Trans usually velocity workpiece yield strength yield stress