Abstract: A titanium alloy comprising an elevated level of oxygen is disclosed. The alloy may have 5.5 to 6.75 weight percent of aluminum, 3.5 to 4.5 weight percent of vanadium, 0.21 to 0.30 weight percent of oxygen, and up to 0.40% of weight percent of iron. The alloy may also have a minimum ultimate tensile strength of 130,000 psi, a minimum tensile yield strength of 120,000 psi, and a minimum ductility of 10% elongation. Also disclosed is a method for manufacturing components having the aforementioned alloy.

Abstract: The present disclosure is related to homogeneous alloys comprising titanium and 9% to less than 20% by weight of tungsten, wherein the alloy has a yield strength of at least 120,000 psi and ductility of least 20% elongation; and with further alloying an ultimate tensile strength of at least 200,000 psi and useful ductility of at least 2% elongation; and with the addition of ceramic particulate reinforcements can exhibit an ultimate tensile strength of at least 180,000 psi. Products and metal matrix composites comprising such homogeneous alloys are also disclosed. The metal matrix composites further comprise a discontinuous reinforcement chosen from TiC, TiB2, or TiB, particles or combinations of such particles. Method of making such alloys and composites as well as products made from such alloys and composites are also disclosed.

Abstract: A titanium alloy comprising an elevated level of oxygen is disclosed. The alloy may have 5.5 to 6.75 weight percent of aluminum, 3.5 to 4.5 weight percent of vanadium, 0.21 to 0.30 weight percent of oxygen, and up to 0.40% of weight percent of iron. The alloy may also have a minimum ultimate tensile strength of 130,000 psi, a minimum tensile yield strength of 120,000 psi, and a minimum ductility of 10% elongation. Also disclosed is a method for manufacturing components having the aforementioned alloy.

Abstract: Titanium-tungsten alloys are described comprising tungsten ranging from about 9% to about 20% by weight, and titanium ranging from about 91% to about 80% by weight, exhibiting a yield strength of at least 120,000 psi, and a ductility of at least 20% elongation. Methods of making the alloy, and products made with the alloys are also disclosed herein.

Abstract: Disclosed herein are titanium-tungsten alloys and composites wherein the tungsten comprises 0.5% to 40% by weight of the alloy. Also disclosed is a method of making such alloys and composites using powders of tungsten less then 3 ?m in size, such as 1 ?m or less. Also disclosed is a method of making the titanium alloy by powder metallurgy, and products made from such alloys or billets that may be cast, forged, or extruded. These methods of production can be used to make titanium alloys comprising other slow-diffusing beta stabilizers, such as but not limited to V, Nb, Mo, and Ta.

Abstract: Disclosed herein are extruded titanium metal matrix composites with enhanced ductility. Also disclosed is the extrusion at high extrusion ratio of titanium metal matrix composites produced by powder metal processes. The ductility and machinability of these titanium metal matrix composites extruded at high extrusion ratios combined with their wear resistance and excellent imaging characteristics makes these high extrusion ratio extruded titanium metal matrix composites useful as biological implants, including prosthetic devices. Also disclosed are articles such as orthopedic implants for knee, hip, spine or other biomedical devices, with enhanced properties, made from the disclosed extruded material.

Abstract: The present disclosure is related to homogeneous alloys comprising titanium and 9% to less than 20% by weight of tungsten, wherein the alloy has a yield strength of at least 120,000 psi and ductility of least 20% elongation; and with further alloying an ultimate tensile strength of at least 200,000 psi and useful ductility of at least 2% elongation; and with the addition of ceramic particulate reinforcements can exhibit an ultimate tensile strength of at least 180,000 psi. Products and metal matrix composites comprising such homogeneous alloys are also disclosed. The metal matrix composites further comprise a discontinuous reinforcement chosen from TiC, TiB2, or TiB, particles or combinations of such particles. Method of making such alloys and composites as well as products made from such alloys and composites are also disclosed.

Abstract: The present disclosure relates to alloys of titanium, tantalum, and oxygen that include from greater than 0 to about 60 weight % tantalum, from greater than or equal to about 0.10 weight % oxygen, and the balance titanium and other impurities. Also disclosed are methods of making such alloys. In addition, articles of manufacture including such alloys, such as biomedical implants, are disclosed.

Abstract: The present disclosure is related to homogeneous alloys comprising titanium and 9% to less than 20% by weight of tungsten, wherein the alloy has a yield strength of at least 120,000 psi and ductility of least 20% elongation; and with further alloying an ultimate tensile strength of at least 200,000 psi and useful ductility of at least 2% elongation; and with the addition of ceramic particulate reinforcements can exhibit an ultimate tensile strength of at least 180,000 psi. Products and metal matrix composites comprising such homogeneous alloys are also disclosed. The metal matrix composites further comprise a discontinuous reinforcement chosen from TiC, TiB2, or TiB, particles or combinations of such particles. Method of making such alloys and composites as well as products made from such alloys and composites are also disclosed.

Abstract: Disclosed herein is a scratch-resistant article for covering an object, such as a cellular phone, wherein the article comprises titanium metal or titanium alloy with grain size greater than 0.030 inch. Also disclosed is a method of producing such articles comprising thermally treating titanium in vacuum at a minimum temperature of 1900° F. for at least 5 minutes.

Abstract: Disclosed herein are extruded titanium metal matrix composites with enhanced ductility. Also disclosed is the extrusion at high extrusion ratio of titanium metal matrix composites produced by powder metal processes. The ductility and machinability of these titanium metal matrix composites extruded at high extrusion ratios combined with their wear resistance and excellent imaging characteristics makes these high extrusion ratio extruded titanium metal matrix composites useful as biological implants, including prosthetic devices. Also disclosed are articles such as orthopedic implants for knee, hip, spine or other biomedical devices, with enhanced properties, made from the disclosed extruded material.

Abstract: Disclosed herein are alpha-beta titanium alloys processed above the beta transus temperature yet that maintain a fine grain structure. Disclosed herein are articles comprising a titanium alloy body and a porous titanium material attached to the body, wherein the titanium alloy body has a grain size of less than or equal to 0.1 inch. Such articles may be useful as orthopedic implant devices, such as those for the knee, hip, or other prostheses. Also disclosed is a powder metal process for producing such articles, which includes consolidating powdered metals to full density by pressing, sintering and hot isostatic pressing. The shape can be further extruded to a mill product or forged to near net shape.

Abstract: Disclosed herein are titanium-tungsten alloys and composites wherein the tungsten comprises 0.5% to 40% by weight of the alloy. Also disclosed is a method of making such alloys and composites using powders of tungsten less then 3 ?m in size, such as 1 ?m or less. Also disclosed is a method of making the titanium alloy by powder metallurgy, and products made from such alloys or billets that may be cast, forged, or extruded. These methods of production can be used to make titanium alloys comprising other slow-diffusing beta stabilizers, such as but not limited to V, Nb, Mo, and Ta.

Abstract: A composite article and a method for making it are described. A clad structure composed of Zr and Ti is produced by cladding zirconium to a titanium surface. The surface can be either commercially pure titanium or a titanium alloy, such as Ti-6Al-4V, and may be manufactured by powder metallurgy techniques into barstock material or a shaped perform, which may be subsequently forged, extruded, or rolled.

Abstract: A low cost titanium, titanium alloy material, or Ti matrix composite comprising clean and divided titanium turnings that are blended with titanium, titanium alloy powder, and/or ceramic powder and consolidated is provided. A method of making the material is also provided. The low cost material is formed into preshapes, such as a billet, which is subsequently used as feedstock for extrusion, forging, casting, or rolling.

Abstract: An ice skate blade is provided which has improved fracture toughness, strength, corrosion resistance, and wear resistance, while at the same time being lighter weight than other materials of manufacture.

Abstract: A low cost titanium, titanium alloy material, or Ti matrix composite comprising clean and divided titanium turnings that are blended with titanium, titanium alloy powder, and/or ceramic powder and consolidated is provided. A method of making the material is also provided. The low cost material is formed into preshapes, such as a billet, which is subsequently used as feedstock for extrusion, forging, casting, or rolling.

Abstract: An ice skate blade is provided which has improved fracture toughness, strength, corrosion resistance, and wear resistance, while at the same time being lighter weight than other materials of manufacture.

Abstract: A method has been developed to produce an attractive surface on titanium or titanium alloys. The material involves repeated thermal treatment in vacuum above the beta transformation temperature followed by cooling below this transformation temperature. This treatment produces an attractive large grained, speckled surface. The method can be applied to titanium sheet for construction purposes or to titanium or titanium alloy components in art, architecture, components for automotive trim and casing for cellular phones or computers.

Abstract: An ice skate blade is provided which has improved fracture toughness, strength, corrosion resistance, and wear resistance, while at the same time being lighter weight than other materials of manufacture.