Nanocrystalline titanium alloy, and method and apparatus for manufacturing the same
AssigneePostech Foundation
InventorsYoung-Gun Ko, Chong-Soo Lee, Dong-Hyuk Shin
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Abstract
A method and apparatus for manufacturing a nanocrystalline titanium alloy by performing an equal channel angular pressing process to a titanium alloy material, and a nanocrystalline titanium alloy manufactured using the method and apparatus. The method for manufacturing the nanocrystalline titanium alloy includes steps of preparing a titanium alloy material, and performing an equal channel angular pressing process on the titanium alloy material at an isothermal condition of 575° C. to 625° C. The nanocrystalline titanium alloy according to has a grain size of 300 nm.
Claims20
A method for manufacturing a nanocrystalline titanium alloy comprising steps of:
- preparing a titanium alloy material;
- and
- performing an ECAP (equal channel angular pressing) process to the titanium alloy material at an isothermal condition of 575° C. to 625° C.
An apparatus for manufacturing a nanocrystalline titanium alloy, comprising:
- an ECAP unit including a bent channel;
- a temperature holding unit surrounding the ECAP unit and including at least one heating member for heating the ECAP unit to a predetermined temperature;
- and
- a temperature measuring unit for measuring the temperature of the ECAP unit.
Dependencies are inferred from the claim text.