Abstract
The effect of the initial orientation on structure development upon severe plastic deformation performed by high pressure torsion at room temperature has been investigated on molybdenum single crystals of two orientations (110) and (113). The initial orientation of molybdenum has been found to affect its deformability, texture, and the size of structural elements significantly only at the initial stages of deformation. Single crystal with the (113) orientation is more stable to deformation. Its fragmentation starts at a higher true strain than the fragmentation of the single crystal with the (110) orientation. An increase in the true strain above 6 completely neutralizes the effect of the initial orientation on the structure development.
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More From: International Journal of Refractory Metals and Hard Materials
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