Patent ID: 8454768
Filing Date: 2013-06-04
Classification: C22C,C22F

Abstract:
1. A titanium alloy consisting of, in weight %, 5.3 to 5.7 aluminum, 4.8 to 5.2 vanadium, 0.7 to 0.9 iron, 4.6 to 5.3 molybdenum, 2.0 to 2.5 chromium, and 0.12 to 0.16 oxygen and the balance titanium together with any incidental impurities having a UTS of at least 180 ksi and an elongation of at least 14.4%, wherein the titanium alloy is manufactured by a. conducting a final melt step by vacuum arc remelting; b. final forging and rolling the alloy at a temperature below the beta transus, c. performing a solution heat treatment of the titanium alloy at a subtransus temperature; and d. performing precipitation hardening of the titanium alloy.