Affiliation:
1. Russian Academy of Sciences
Abstract
The microstructure evolution during high-temperature deformation at (a) high strain rates
and low strains (dynamic densification, shock compression) and (b) low strain rates and high strains
(quasi-static densification, superplastic regime) was studied. Off-stoichiometric titanium carbide
was selected as a testing system. The results demonstrate that high-temperature deformation in a
broad range of strain rates provides means for controlling the microstructure of titanium carbide. By
varying deformation conditions, one can obtain materials differing in microstructure and chemical
composition, in particular, with equilibrium and nonequilibrium microstructures. Accordingly, the
physicochemical properties of such materials are also different.
Publisher
Trans Tech Publications Ltd
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