Ti-Al ALLOY DEOXIDATION METHOD Russian patent published in 2018 - IPC C22C1/02 C22B9/20 C22C14/00 

Abstract RU 2673589 C2

FIELD: metallurgy.

SUBSTANCE: invention relates to the field of metallurgy and can be used in the production of Ti-Al alloy with low oxygen content. The method is realized in a water-cooled copper vessel, melting of a Ti-Al alloy containing not less than 40 wt.% Al and an alloy material consisting of a titanium material and aluminum material is performed, moreover, this alloy material contains oxygen in a total amount of 0.1 wt.% or more, and deoxidation is carried out by exposure to an atmosphere with a pressure of at least 1.33 Pa.

EFFECT: invention allows to obtain an Ti-Al alloy with a low oxygen content when using the initial low-grade titanium material with a high oxygen content, even without creating high vacuum.

3 cl, 5 dwg, 5 ex

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RU 2 673 589 C2

Authors

Kudo Fumiaki

Matsuwaka Daisuke

Deura Tetsushi

Sakamoto Koichi

Takahashi Daiki

Ishida Hitoshi

Dates

2018-11-28Published

2015-09-02Filed