CPC C22F 1/183 (2013.01) [C22C 14/00 (2013.01); G04B 17/066 (2013.01)] | 18 Claims |
1. A metastable β titanium alloy comprising as a percentage by weight, between 24 and 45% niobium, between 0 and 20% zirconium, between 0 and 10% tantalum and/or between 0 and 1.5% silicon and/or less than 2% oxygen, the alloy having a crystallographic structure comprising:
a mixture of austenitic phase and alpha phase; and
the presence of omega-phase precipitates the volumetric concentration of which is greater than 0% and less than 10%, and said alloy alpha phase has a volumetric concentration comprised between 1 and 40%, and each grain of the alloy having a grain size that is less than 1 μm.
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