Volchok N. The quantitative characteristics of texture and the anisotropy of the elastic properties of the alfa - solid solutions on the titanium base.

Українська версія

Thesis for the degree of Candidate of Sciences (CSc)

State registration number

0411U002464

Applicant for

Specialization

  • 01.04.07 - Фізика твердого тіла

27-04-2011

Specialized Academic Board

К 41.053.07

Essay

In the dissertation by the methods of X-ray analysis the pole figures of sheet polycrystals of hexagonal metals with different relation of the axes c/a and alloys of titanium with different maintenance of aluminum (3 and 5%) were build, the quantitative parameters of texture were found in a terms of integral characteristics and statistical angles of inclination of prism to the plane of sheets.The anisotropies of the Young's and shear modules and Poisson's coefficient in the plane of sheets and in the normal to the sheet plane direction which were deformed by direct and transverse rolling to different degrees were calculated. The components of the compliance tensors for alfa-solid solutions Al in Ti monocrystals were found and the power of the damage coefficient of deformed titanium sheets were estimated The modes of processing for alloys sheets with a high level of texture hardening and low anisotropy of the properties were defined. The contribution of the slipping and twinning in the mechanism of plastic deformation during cold rolling of titanium alloys were estimated.

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