High-temperature titanium alloy and preparation method thereof

The invention discloses a high-temperature titanium alloy and a preparation method thereof and belongs to the technical field of titanium alloys. The high-temperature titanium alloy is characterized by comprising, by weight, 90 parts of titanium hydride powder, 6.5 parts of aluminum powder, 0.4 part of silicon powder, 4 parts of zirconium powder, 2.7 parts of tin powder, 0.4 part of molybdenum powder and 0.1-1 part of tungsten powder. The invention further provides the preparation method of the high-temperature titanium alloy. Through the proportion of metal powder with the appropriate particle size and powder, the high-temperature titanium alloy has the better mechanical performance. 本发明公开了一种高温钛合金及其制备方法，属于钛合金技术领域。一种高温钛合金，其特征在于，包括以下重量份的原料：氢化钛粉90份、铝粉6.5份、硅粉0.4份、锆粉4份、锡粉2.7份、钼粉0.4份、钨粉0.1～1份。本发明还提供了上述高温钛合金的制备方法。本发明通过采用合适粒度的金属粉末以及粉末配比，使得高温钛合金具有更好的力学性能。