Mechanical Properties of Metals

A. H. Cottrell Acta activation energy alloys aluminium annealed applied stress behaviour brittle Burgers vector cavities cell cold copper crack creep rate cross slip decrement diffusion dislocation density ductile elastic electron elongation equation example experiments fatigue fcc metals flow stress fracture stress glide grain boundaries heat increase internal friction intersection interstitials iron irradiation jogs kg/mm² lattice locking loop Lüders band measured mechanical properties modulus neutron occurs orientation particles peak Peierls force Phil Phys plastic deformation plastic strain point defects polycrystalline polycrystals polygonisation precipitate produced pure metals range ratio recovery creep recrystallisation resistance room temperature screw dislocation shear stress shown in Fig shows single crystals slip bands slip plane solute atoms specimen stacking fault energy stage strain hardening stress concentration stress field stress-strain curve subboundaries surface energy temperature sensitivity tensile stress tests theory thermal tion twinning vacancies yield stress