Mechanical Properties of Metals

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