TITANIUM ALLOY

Abstract: a titanium alloy includes, in content by weight 4.0% to 5.0% aluminium; 3.50% to 4.50% tin; 1.0% to 4.0% zirconium; 2.0% to 5.25% molybdenum; 1.0% to 2.50% niobium; 0.10% to 0.25% silicon; 0.10% to 0.18% oxygen; the remainder being titanium and unavoidable impurities, the alloy further being such that the aleq criterion, referred to as equivalent aluminium content by weight, is less than or equal to 8.5%, the aleq criterion being defined as aleq=[al]+[sn]/3+[zr]/6+10*[o] where, [sn], [zr] and [o] are the contents by weight of aluminium, tin, zirconium and oxygen respectively.

Inventor(s): Edern MENOU, Jérome DELFOSSE, Yvon MILLET

CPC Classification: C22C14/00 (Alloys based on titanium)

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