Class / Patent application number | Description | Number of patent applications / Date published |
148668000 | Refractory metal (i.e., titanium(Ti), zirconium(Zr), hafnium(Hf), vanadium(V), niobium(Nb), columbium(Cb), tantalum(Ta), chromium(Cr), molybdenum(Mo), tungsten(W)), or alloy base thereof | 58 |
20090078344 | TANTALUM ANODES FOR HIGH VOLTAGE CAPACITORS EMPLOYED BY IMPLANTABLE MEDICAL DEVICES AND FABRICATION THEREOF - A high voltage capacitor anode for an implantable medical device is fabricated by sintering, anodizing and heat treating a pressed tantalum powder slug. The sintering may be performed at a temperature between approximately 1500° C. and approximately 1600° C. for a time between approximately 3 minutes and approximately 35 minutes; subsequent anodization may be performed by immersing the slug in an electrolyte at a temperature between approximately 15° C. and approximately 30° C. and then applying a voltage across the slug, the voltage being between approximately 175 Volts and approximately 375 Volts; subsequent heat treating may be performed at a temperature between approximately 400° C. and approximately 460° C. for a time between approximately 50 minutes and approximately 65 minutes. Following heat treating, the anode is reformed by a second anodization. | 03-26-2009 |
20110265921 | Ta SPUTTERING TARGET AND METHOD FOR PRODUCING THE SAME - A method for producing a Ta sputtering target including the following steps: (a) a step of forging a Ta ingot, comprising subjecting the Ta ingot to a forging pattern over at least 3 times, wherein each forging pattern is “a cold forging step comprising stamp-forging and upset-forging operations alternatively repeated over at least 3 times; (b) an in-process vacuum heat-treating step carried out between every successive two forging patterns to thus prepare a Ta billet; (c) a step of rolling the Ta billet to obtain a rolled plate; and (d) a step of vacuum heat-treating the rolled plate to obtain a Ta sputtering target. A sputtering target produced by the above method. | 11-03-2011 |
20130092299 | HEAT TREATING APPARATUSES HAVING A MAGNETIC DRIVE SYSTEM AND RELATED METHODS - Embodiments of methods for vacuum heat treating refractory metal articles (e.g., implantable medical devices), and heat treating apparatuses for use in such methods are disclosed. Heat treating refractory metal articles under high vacuum (e.g., 10 | 04-18-2013 |
148669000 | Titanium(Ti) or titanium base alloy | 48 |
20090308506 | METHODS FOR HEAT TREATING AND MANUFACTURING A THERMOMECHANICAL PART MADE OF A TITANIUM ALLOY, AND THERMOMECHANICAL PART RESULTING FROM THESE METHODS - A method of heat treating a thermomechanical part made of a TA6Zr4DE titanium alloy. A solution-annealing is performed at a temperature lying in the range beta transus −20° C. and beta transus −15° C. for a duration lying in the range four hours to eight hours. The method is applicable to fabricating high pressure compressor disks. | 12-17-2009 |
20100180991 | Titanium alloy heat treatment process, and part thus obtained - Ti 5-5-5-3 titanium alloy heat treatment process having, in weighted percentages, the following composition:
| 07-22-2010 |
20100276040 | METHOD OF PRODUCING STRENGTHENED ALLOY - To provide a method of producing a strengthened alloy capable of shortening the time necessary for aging treatment and obtaining a strengthened alloy with enhanced tensile strength. The method of producing a strengthened alloy comprises a solution treatment step S | 11-04-2010 |
20110120601 | Dental and Medical Instruments Comprising Titanium - Endodontic instruments for use in performing root canal therapy on a tooth are disclosed. In one form, the instruments include an elongate shank having a cutting edge extending from a distal end of the shank along an axial length of the shank. The shank comprises a titanium alloy, and the shank is prepared by heat-treating the shank at a temperature above 25° C. in an atmosphere consisting essentially of a gas unreactive with the shank. In another form, the endodontic instruments have an elongate shank having a cutting edge extending from a distal end of the shank along an axial length of the shank. The shank consists essentially of a titanium alloy selected from alpha-titanium alloys, beta-titanium alloys, and alpha-beta-titanium alloys. The instruments solve the problems encountered when cleaning and enlarging a curved root canal. | 05-26-2011 |
20120000581 | Method for the beta annealing of a workpiece produced from a Ti alloy - A description is given of a method for the heat treatment of a workpiece produced from a titanium alloy for obtaining a fine-grained microstructure by annealing the same above its β-transus temperature T | 01-05-2012 |
20120118444 | TITANIUM ALLOY COMPOSITION FOR THE PRODUCTION OF HIGH-PERFORMANCE PARTS, IN PARTICULAR FOR THE AERONAUTICAL INDUSTRY - A titanium alloy having at least 4% by weight aluminum and at least 0.1% by weight oxygen, the alloy also including at least one element selected from vanadium, molybdenum, chromium, and iron. The titanium alloy also includes hafnium in a proportion by weight of at least 0.1%. | 05-17-2012 |
20120180913 | TITANIUM ALLOY MICROSTRUCTURAL REFINEMENT METHOD AND HIGH TEMPERATURE-HIGH STRAIN RATE SUPERPLASTIC FORMING OF TITANIUM ALLOYS - A method for refining the microstructure of titanium alloys in a single thermomechanical processing step, wherein the titanium alloy comprises boron. In some embodiments, the method comprises the steps of first adding boron to the titanium alloy then subjecting the boron-containing titanium alloy to a thermomechanical processing step. Also provided is a method for achieving superplasticity in titanium alloys comprising the steps of selecting a boron-containing titanium alloy, determining the temperature and strain rate necessary to achieve beta superplasticity, and applying sufficient temperature and strain rate to the boron-containing titanium alloy to deform the alloy to the desired shape. Also provided methods of forming titanium alloy parts and the parts prepared by these methods. | 07-19-2012 |
20120255657 | METHOD OF IMPROVING THE PROPERTIES OF A COMPONENT OF A MEDICAL DEVICE COMPRISING A NICKEL-TITANIUM-CHROMIUM ALLOY - A method of improving the properties of a component of a medical device entails constraining the component, which comprises about 45-55 at. % Ni, about 45-55 at. % Ti, and about 0.3 at. % Cr, into a predetermined configuration. The component also includes at least about 35% cold work. The component is heated during the constraining at a temperature of between about 425° C. and about 500° C. for a time duration of between about 5 minutes and about 30 minutes, thereby improving the superelastic and mechanical properties of the component. A medical device includes a superelastic component for use in a body vessel that comprises about 45-55 at. % Ni, about 45-55 at. % Ti, and about 0.3 at. % Cr, where the component has an upper plateau strength of at least about 75 ksi, a residual elongation of about 0.1% or less, and an austenite finish temperature (Af) of about 30° C. or less. | 10-11-2012 |
20130139933 | Method for enhancing mechanical strength of a titanium alloy by aging - A titanium-molybdenum alloy having α″ phase as a major phase is subjected to an aging treatment, so that yield strength of the aged alloy is increased by 10% to 120% with elongation to failure thereof being not less than about 5.0%. | 06-06-2013 |
20140116581 | Heat-Treatment of an Alloy for a Bearing Component - A method for preparing titanium alloy that is created to be formed into a bearing component, wherein the titanium alloy comprises from 5 to 7 wt % Al, from 3.5 to 4.5 wt % V, from 0.5 to 1.5 wt % Mo, from 2.5 to 4.5 wt % Fe, from 2.5 to 4.5 wt % Fe, and from 0.05 to 2 wt % Cr. The alloy can optionally include one or more of the following elements: up to 2.5 wt % Zr, up to 2.5 wt % Sn, and up to 0.5 wt % C. The balance of the composition comprises Ti together with unavoidable impurities. The alloy is heated to a temperature T below the (α+β/β)-transition temperature Tβ and then quenched. The alloy is then aged a temperature of from 400 to 600° C. | 05-01-2014 |
20160168680 | REDUCING MICROTEXTURE IN TITANIUM ALLOYS | 06-16-2016 |
148670000 | With working | 37 |
20090133786 | METHOD FOR PRODUCING HOMOGENEOUS FINE GRAIN TITANIUM MATERIALS SUITABLE FOR ULTRASONIC INSPECTION - A titanium material production method for producing homogeneous fine grain titanium material in which the titanium material has a grain size in a range from about 5 μm to about 20 μm. The method comprises providing a titanium material blank; conducting a first heat treatment on the titanium material blank to heat the titanium material blank to a β-range; quenching the titanium material blank from the β-region to the α+β-region; forging the titanium material blank; and conducting a second heat treatment on the titanium material blank. The titanium material production method subjects the titanium material blank to superplasticity conditions during part of the titanium material production method. | 05-28-2009 |
20090139617 | Binary Titanium-Zirconium Alloy for Surgical Implants and a Suitable Manufacturing Process - The present invention relates to a binary single phase titanium-zirconium alloy suitable for the production of surgical implants. The alloy includes a zirconium content of less than 25% but more than 5% by weight, and 0.1% to 0.3% by weight of oxygen as a strength enhancing additive, and not more than 1% by weight of other strength enhancing additives and technical impurities. | 06-04-2009 |
20110017369 | TITANIUM PLATE AND METHOD OF PRODUCING THE SAME - There is provided a titanium plate having both high strength and good workability. The titanium plate is made of a titanium material in a plate shape, the titanium material consisting of by mass: more than 0.10% and less than 0.60% iron; more than 0.005% and less than 0.20% oxygen; less than 0.015% carbon; less than 0.015% nitrogen; less than 0.015% hydrogen; and balance titanium and unavoidable impurities, provided that the iron content is greater than the oxygen content, wherein the titanium plate has a two-phase structure of an α phase and a β phase and the circle-equivalent mean diameter of α phase grains is 10 μm or less. | 01-27-2011 |
20110146854 | SYSTEM AND METHOD FOR FORMING CONTOURED NEW AND NEAR-NET SHAPE TITANIUM PARTS - A system and method for shaping a net or near-net titanium part, the method comprising machining a piece of titanium into a titanium part having non-uniform thickness, heating the titanium part to a target temperature within a target temperature range between an auto-relief temperature of the titanium part and a minimum temperature required for super plastic forming of the titanium part, and lowering a die into the titanium part with sufficient force to shape the titanium part. The system for shaping the titanium part may comprise a multiple-axis machine, a die, electrical clamps, sensors, and a control system for adjusting heating temperatures based on information received from the sensors regarding the titanium part. | 06-23-2011 |
20110180188 | PRODUCTION OF HIGH STRENGTH TITANIUM - Certain embodiments of a method for increasing the strength and toughness of a titanium alloy include plastically deforming a titanium alloy at a temperature in an alpha-beta phase field of the titanium alloy to an equivalent plastic deformation of at least a 25% reduction in area. After plastically deforming the titanium alloy in the alpha-beta phase field, the titanium alloy is not heated to or above the beta transus temperature of the titanium alloy. After plastic deformation, the titanium alloy is heat treated at a heat treatment temperature less than or equal to the beta transus temperature minus 20° F. (11.1° C.). | 07-28-2011 |
20110192509 | METHOD FOR FORGING A TITANIUM ALLOY THERMOMECHANICAL PART - A method for forging a thermomechanical part and including: providing a billet produced in a titanium alloy having a beta transus temperature; carrying out at least one operation of forging a blank of the billet at a temperature T | 08-11-2011 |
20110240181 | METHOD FOR MANUFACTURING A TITANIUM PART THROUGH INITIAL BETA FORGING - The invention relates to a method of fabricating a titanium alloy part, the method comprising:
| 10-06-2011 |
20110277891 | METHOD FOR PRODUCING A COMPONENT AND COMPONENTS OF A TITANIUM-ALUMINUM BASE ALLOY - A method for producing a component of a titanium-aluminum base alloy comprising hot isostatically pressing the alloy to form a blank, subjecting the blank to a hot forming by a rapid solid-blank deformation, followed by a cooling of the component to form a deformation microstructure with high recrystallization energy potential, thereafter subjecting the component to a heat treatment in the range of the eutectoid temperature (T | 11-17-2011 |
20120160378 | PREPARATION METHOD OF NANOCRYSTALLINE TITANIUM ALLOY AT LOW STRAIN - Provided is a method of preparing a nanocrystalline titanium alloy at low strain to have better strength. The present invention is characterized in that an initial microstructure is induced as martensites having a fine layered structure, and then a nanocrystalline titanium alloy is prepared at low strain by optimizing process variables through observation of the effects of strain, strain rate, and deformation temperature on the changes in the microstructure. | 06-28-2012 |
20130000799 | METHOD FOR THE MANUFACTURE OF ALPHA-BETA TI-AL-V-MO-FE ALLOY SHEETS - A method of manufacturing fine grain titanium alloy sheets that is suitable for superplastic forming (SPF) is disclosed. In one embodiment, a high strength titanium alloy comprising: Al: about 4.5% to about 5.5%, V: about 3.0% to about 5.0%, Mo: about 0.3% to about 1.8%, Fe: about 0.2% to about 0.8%, O: about 0.12% to about 0.25% with balance titanium is forged and hot rolled to sheet bar, which is then fast-cooled from a temperature higher than beta transus. According to this embodiment, the sheet bar is heated between about 1400° F. to about 1550° F. and rolled to intermediate gage. After reheating to a temperature from about 1400° F. to about 1550° F., hot rolling is performed in a direction perpendicular to the previous rolling direction to minimize anisotropy of mechanical properties. The sheets are then annealed at a temperature between about 1300° F. to about 1550° F. followed by grinding and pickling. | 01-03-2013 |
20130019999 | METHOD OF MANUFACTURING HIGH STRENGTH AND HIGH DUCTILITY TITANIUM ALLOY - Disclosed is a method of manufacturing a high strength and high ductility titanium alloy. The method comprises: providing a titanium alloy having a martensite structure; and partially dynamically spheroidizing a microstructure through a thermal and mechanical treatment of the titanium alloy having the martensite structure. According to the present invention, a titanium alloy having a partially dynamically spheroidized microstructure can be manufactured to have excellent yield strength (YS) and uniform elongation (U.EL). A microstructure having lamellar structures is controlled to a microstructure where fine equiaxed structures and lamellar structures are simultaneously present by regulating a rolling direction and a deformation amount. According to the present invention, a titanium alloy can be manufactured to have an improved product (YS×U.EL) of yield strength and uniform elongation as compared with conventional heat treatment. | 01-24-2013 |
20130037183 | THERMAL TREATMENT FOR THE STRESS-RELIEF OF TITANIUM ALLOY PARTS - The invention relates to a process for the preparation of a part made of titanium alloy, comprising a thermal treatment for relaxing the internal stresses of the part, the thermal treatment comprising maintaining at a temperature “T | 02-14-2013 |
20130233455 | METHOD FOR MANUFACTURE OF WROUGHT ARTICLES OR NEAR-BETA TITANIUM ALLOYS - This invention relates to nonferrous metallurgy, namely to thermomechanical treatment of titanium alloys and can be used for manufacture of structural parts and components of high-strength near-beta titanium alloys for the aerospace application, mainly landing gear and airframe application. | 09-12-2013 |
20130284325 | NANOCRYSTAL-CONTAINING TITANIUM ALLOY AND PRODUCTION METHOD THEREFOR - An alloy having an α′ martensite which is a processing starting structure is hot worked. The alloy is heated at a temperature increase rate of 50 to 800° C./sec, and strain is given at not less than 0.5 by a processing strain rate of from 0.01 to 10/sec in a case of a temperature range of 700 to 800° C., or by a processing strain rate of 0.1 to 10/sec in a case of a temperature range of 800° C. to 1000° C. By generating equiaxial crystals having average crystal particle diameters of less than 1000 nm through the above processes, a titanium alloy having high strength and high fatigue resistant property can be obtained, in which hardness is less than 400 HV, tensile strength is not less than 1200 MPa, and static strength and dynamic strength are superior. | 10-31-2013 |
20140053958 | Gamma Titanium Dual Property Heat Treat System and Method - A method for forming a part having a dual property microstructure includes the steps of: forming a blank having a narrow top portion and a wide base portion; heating the blank to an elevated temperature; and forming a dual property microstructure in the blank by cooling different portions of the blank at different cooling rates. | 02-27-2014 |
20140076471 | PROCESSING ROUTES FOR TITANIUM AND TITANIUM ALLOYS - Methods of refining the grain size of titanium and titanium alloys include thermally managed high strain rate multi-axis forging. A high strain rate adiabatically heats an internal region of the workpiece during forging, and a thermal management system is used to heat an external surface region to the workpiece forging temperature, while the internal region is allowed to cool to the workpiece forging temperature. A further method includes multiple upset and draw forging titanium or a titanium alloy using a strain rate less than is used in conventional open die forging of titanium and titanium alloys. Incremental workpiece rotation and draw forging causes severe plastic deformation and grain refinement in the titanium or titanium alloy forging. | 03-20-2014 |
20140202601 | FORGED TiAl COMPONENTS, AND METHOD FOR PRODUCING SAME - The present invention relates to a method for producing forged components of a TiAl alloy, in particular turbine blades, wherein the components are forged and undergo a two-stage heat treatment after the forging process, the first stage of the heat treatment comprising a recrystallization annealing process for 50 to 100 minutes at a temperature below the γ/α transition temperature, and the second stage of the heat treatment comprising a stabilization annealing process in the temperature range of from 800° C. to 950° C. for 5 to 7 hrs, and the cooling rate during the first heat treatment stage being greater than or equal to 3° C./sec, in the temperature range between 1300° C. to 900° C. | 07-24-2014 |
20140261922 | THERMOMECHANICAL PROCESSING OF ALPHA-BETA TITANIUM ALLOYS - One embodiment of a method of refining alpha-phase grain size in an alpha-beta titanium alloy comprises working an alpha-beta titanium alloy at a first working temperature within a first temperature range in the alpha-beta phase field of the alpha-beta titanium alloy. The alloy is slow cooled from the first working temperature. On completion of working at and slow cooling from the first working temperature, the alloy comprises a primary globularized alpha-phase particle microstructure. The alloy is worked at a second working temperature within a second temperature range in the alpha-beta phase field. The second working temperature is lower than the first working temperature. The is worked at a third working temperature in a third temperature range in the alpha-beta phase field. The third working temperature is lower than the second working temperature. After working at the third working temperature, the titanium alloy comprises a desired refined alpha-phase grain size. | 09-18-2014 |
20140305554 | MANUFACTURING METHOD OF TITANIUM ALLOY WITH HIGH-STRENGTH AND HIGH-FORMABILITY AND ITS TITANIUM ALLOY - A method of manufacturing a titanium alloy with high strength and high formability includes preparing a material and equipment for manufacturing a titanium alloy, manufacturing a titanium alloy having a lamellar structure (martensite structure) by cooling the prepared material with water after performing heat treatment at the beta transformation temperature or more, and rolling that makes ultrafine grains by finishing forming of the titanium alloy at a plastic instability temperature by gradually decreasing the forming temperature in accordance with an increase of a strain after starting the forming at the plastic instability temperature of more, under a condition of a low strain in which the strain is 2.5 or less, after the manufacturing of a titanium alloy having a lamellar structure. | 10-16-2014 |
20160017470 | METHOD FOR PRODUCING DEFECT-FREE THREADS FOR LARGE DIAMETER BETA SOLUTION TREATED AND OVERAGED TITANIUM-ALLOY BOLTS - A method for producing a Ti—6Al—4V article, includes providing a work piece of a Ti-6Al-4V alloy having a beta-transus temperature; subjecting the work piece to a beta solution heat treatment process in a furnace with a vacuum at a temperature above the beta transus; quenching the work piece in the furnace using high pressure inert gas following the subjecting of the work piece in the beta solution heat treatment process; and subjecting the work piece to an overage heat treatment process in the furnace with a vacuum to overage the work piece following the quenching of the work piece. The work piece can be a bolt blank that is further manufactured into a titanium bolt with pre-machined wave form threads and wave form rolling process utilized to manufacture threads into the bolt blank. | 01-21-2016 |
20160032437 | Nanostructured Titanium Alloy and Method for Thermomechanically Processing the Same - A nanostractured titanium alloy article is provided. The nanostractured alloy includes a developed titanium structure having at least 80% of grains of a grain size≦1.0 microns. | 02-04-2016 |
20160047024 | METHODS FOR PROCESSING TITANIUM ALLOYS - Methods of refining the grain size of a titanium alloy workpiece include beta annealing the workpiece, cooling the beta annealed workpiece to a temperature below the beta transus temperature of the titanium alloy, and high strain rate multi-axis forging the workpiece. High strain rate multi-axis forging is employed until a total strain of at least 1 is achieved in the titanium alloy workpiece, or until a total strain of at least 1 and up to 3.5 is achieved in the titanium alloy workpiece. The titanium alloy of the workpiece may comprise at least one of grain pinning alloying additions and beta stabilizing content effective to decrease alpha phase precipitation and growth kinetics. | 02-18-2016 |
20160108499 | Nanostructured Titanium Alloy and Method For Thermomechanically Processing The Same - A nanostructured titanium alloy article is provided. The nanostructured alloy includes a developed titanium structure having at least 80% of grains of a grain size ≦1.0 microns. | 04-21-2016 |
148671000 | With ageing, solution treating (i.e., for hardening), precipitation hardening or strengthening | 14 |
20080283162 | METHOD FOR MANUFACTURING HIGH-STRENGTH TITANIUM ALLOY GOLF CLUB HEAD PART - A method for manufacturing a high-strength titanium alloy golf club head part includes making at least one golf club head part with a titanium alloy. The golf club head part is then heated to a temperature higher than a critical temperature of generating martensite and maintained above the critical temperature not more than thirty minutes. The golf club head part is then cooled to a temperature below the critical temperature at a cooling rate higher than 10° C./s. Next, the golf club head part is heated to a heat-treatment temperature higher than 450° C. and maintained at the heat-treatment temperature at least one hour. The golf club head part is then cooled to room temperature. The mechanical characteristics of a golf club head formed by the golf club head part are enhanced. | 11-20-2008 |
20090032152 | METHOD FOR PRODUCING A BETA-PROCESSED ALPHA-BETA TITANIUM-ALLOY ARTICLE - A titanium-alloy article is produced by providing a workpiece of an alpha-beta titanium alloy having a beta-transus temperature, and thereafter mechanically working the workpiece at a mechanical-working temperature above the beta-transus temperature. The mechanically worked workpiece is solution heat treated at a solution-heat-treatment temperature of from about 175° F. below the beta-transus temperature to about 25° F. below the beta-transus temperature, quenched, overage heat treated at an overage-heat-treatment temperature of from about 400° F. below the beta-transus temperature to about 275° F. below the beta-transus temperature, and cooled from the overage-heat-treatment temperature. | 02-05-2009 |
20090056841 | Process for Manufacture of Fasteners from Titanium or a Titanium Alloy - A process for making parts from titanium or a titanium alloy is disclosed. The process includes the step of preparing an intermediate form of titanium or a titanium alloy. The intermediate form is then solution heat treated under conditions of temperature and time that are selected to produce a desired level of strength when the titanium or titanium alloy part is subsequently age hardened. The solution treated intermediate form is then thermomechanically formed into a desired part or a preform for a desired part. The as-formed part or preform is then age-hardened under conditions of temperature and time that are selected to produce the desired level of strength in the finished part. The age-hardening step is performed without solution heat treating the as-formed part or preform again. | 03-05-2009 |
20090159162 | METHODS FOR IMPROVING MECHANICAL PROPERTIES OF A BETA PROCESSED TITANIUM ALLOY ARTICLE - Methods for improving mechanical properties of beta processed, alpha-beta titanium alloy articles involving forging the alloy article above the beta transus to produce a post final forged article, subjecting the post final forged article to a post-forged cooling process to produce a post-forged cooled article, solution heat treating the post-forged cooled article to a temperature below the beta transus to produce a solution heat treated article, subjecting the solution heat-treated article to a controlled post-solution cooling process to produce a post-solution cooled article, and alpha phase precipitation treating the post-solution cooled article to obtain a final article having an average elongation value of at least about 3%. | 06-25-2009 |
20100108208 | Methods for the Manufacture of a Titanium Alloy for Use in Combustion Engine Exhaust Systems - Methods for the manufacture of the above-mentioned titanium alloy for use in combustion engine exhaust systems are disclosed herein. An exemplary method of the disclosed subject matter for the manufacture of titanium alloy for use in a high temperature and high stress environment includes performing a first heat treatment of the titanium alloy at a first temperature, rolling the titanium alloy to a desired thickness, performing a second heat treatment of the titanium alloy at a second temperature, and performing a third heat treatment of the titanium alloy at a third temperature. In some embodiments, the first temperature is selected such that recrystallization and softening of the titanium alloy is optimized without substantial coarsening of second phase particles and can be approximately 1500-1600° F. In some embodiments, the rolling of the titanium alloy reduces the thickness of the titanium alloy by at least than 65%. | 05-06-2010 |
20100307647 | Metastable Beta-Titanium Alloys and Methods of Processing the Same by Direct Aging - Metastable beta titanium alloys and methods of processing metastable β-titanium alloys are disclosed. For example, certain non-limiting embodiments relate to metastable β-titanium alloys, such as binary β-titanium alloys comprising greater than 10 weight percent molybdenum, having tensile strengths of at least 150 ksi and elongations of at least 12 percent. Other non-limiting embodiments relate to methods of processing metastable β-titanium alloys, and more specifically, methods of processing binary β-titanium alloys comprising greater than 10 weight percent molybdenum, wherein the method comprises hot working and direct aging the metastable β-titanium alloy at a temperature below the β-transus temperature of the metastable β-titanium alloy for a time sufficient to form α-phase precipitates in the metastable β-titanium alloy. Articles of manufacture comprising binary β-titanium alloys according to various non-limiting embodiments disclosed herein are also disclosed. | 12-09-2010 |
20120006452 | METHOD OF IMPROVING THE MECHANICAL PROPERTIES OF A COMPONENT | 01-12-2012 |
20120012233 | Processing of Alpha/Beta Titanium Alloys - Processes for forming an article from an α+β titanium alloy are disclosed. The α+β titanium alloy includes, in weight percentages, from 2.90 to 5.00 aluminum, from 2.00 to 3.00 vanadium, from 0.40 to 2.00 iron, and from 0.10 to 0.30 oxygen. The α+β titanium alloy is cold worked at a temperature in the range of ambient temperature to 500° F., and then aged at a temperature in the range of 700° F. to 1200° F. | 01-19-2012 |
20130014865 | Method of Making High Strength-High Stiffness Beta Titanium AlloyAANM Hanusiak; William M.AACI WindemereAAST FLAACO USAAGP Hanusiak; William M. Windemere FL USAANM Tamirisakandala; SeshacharyuluAACI BeavercreekAAST OHAACO USAAGP Tamirisakandala; Seshacharyulu Beavercreek OH USAANM Grabow; RobertAACI ClarksburgAAST WVAACO USAAGP Grabow; Robert Clarksburg WV US - A method of making a high strength, high stiffness beta titanium alloy, comprising introducing boron into a beta titanium alloy to produce TiB precipitates; heat treating the titanium alloy with TiB precipitates by homogenization above the beta transus temperature of the alloy; subjecting the heat treated alloy to a hot metalworking operation below the beta transus temperature; heat treating the worked alloy with a solution treatment below the beta transus temperature; and ageing the solution treated alloy below the beta transus temperature. | 01-17-2013 |
20130213535 | SPINAL FIXATION ROD MADE OF TITANIUM ALLOY - A spinal fixation titanium alloy rod fixes a plurality of spinal-fixing screws embedded and fixed in vertebrae of a human body. The rod is cylindrically shaped, has a sufficient length for coupling with the spinal-fixing screws, and has a diameter adjusted to 4 to 7 mm. In the titanium alloy constituting the rod, Nb content is 25 to 35 percent by weight, Ta content is such that the Nb content +0.8×Ta content ranges from 36 to 45 percent by weight, Zr content is 3 to 6 percent by weight, and the remainder is Ti and unavoidable impurities, excluding vanadium. The titanium alloy is manufactured by swaging processing at a cross-sectional reduction rate of at least 90%, and aging the swaged titanium alloy by heating at a temperature of 600 to 800K, preferably 700 to 800K, for 43.2 ks to 604.8 ks. | 08-22-2013 |
20130233456 | Metallic Material With An Elasticity Gradient - The invention relates to a monolithic titanium alloy (M) comprising, in a temperature range (ΔT) and at atmospheric pressure:
| 09-12-2013 |
20140014242 | Ti-Mo ALLOY AND METHOD FOR PRODUCING THE SAME - A task of the present invention is to provide a Ti—Mo alloy material which can be improved in the yield stress at room temperature by the precipitation of an aged omega phase in the Ti—Mo alloy while maintaining large ductility at room temperature, and a method for producing the same. | 01-16-2014 |
20140290811 | METHOD FOR THE THERMOMECHANICAL TREATMENT OF A TITANIUM ALLOY, AND RESULTING ALLOY AND PROSTHESIS - According to a thermomechanical treatment process for a titanium alloy including between 23 and 27% niobium in atomic proportion, between 0 and 10% zirconium, and between 0 and 1% oxygen, nitrogen and/or silicon, the following steps are performed: | 10-02-2014 |
20160138149 | PROCESSING OF ALPHA/BETA TITANIUM ALLOYS - Processes for forming an article from an α+β titanium alloy are disclosed. The α+β titanium alloy includes, in weight percentages, from 2.90 to 5.00 aluminum, from 2.00 to 3.00 vanadium, from 0.40 to 2.00 iron, and from 0.10 to 0.30 oxygen. The α+β titanium alloy is cold worked at a temperature in the range of ambient temperature to 500° F., and then aged at a temperature in the range of 700° F. to 1200° F. | 05-19-2016 |
148672000 | Zirconium(Zr) or zirconium base alloy | 5 |
20090071579 | FUEL BOX IN A BOILING WATER NUCLEAR REACTOR - A method for manufacturing a sheet metal for use in a boiling water nuclear reactor and such a sheet metal. The method includes providing a material of a zirconium alloy that includes zirconium, and whose main alloying materials include niobium. The material is annealed so that essentially all niobium containing secondary phase particles are transformed to β-niobium particles. | 03-19-2009 |
20100018616 | ZIRCONIUM STRIP MATERIAL AND PROCESS FOR MAKING SAME - Methods for producing zirconium strips that demonstrate improved formability are disclosed. The zirconium strips of the present disclosure have a purity and crystalline microstructure suitable for improved formability, for example, in the manufacture of certain articles such as panels for plate heat exchangers and high performance tower packing components. Other embodiments disclosed herein relate to formed substantially pure zirconium strip, articles of manufacture produced from the substantially pure zirconium strip, and methods for making the articles of manufacture. | 01-28-2010 |
20110120602 | ZIRCONIUM STRIP MATERIAL AND PROCESS FOR MAKING SAME - Methods for producing zirconium strips that demonstrate improved formability are disclosed. The zirconium strips of the present disclosure have a purity and crystalline microstructure suitable for improved formability, for example, in the manufacture of certain articles such as panels for plate heat exchangers and high performance tower packing components. Other embodiments disclosed herein relate to formed substantially pure zirconium strip, articles of manufacture produced from the substantially pure zirconium strip, and methods for making the articles of manufacture. | 05-26-2011 |
20120291929 | COMPOSITE ARTICLE AND METHOD - Method, and articles therefrom, for providing a hard, abrasion-resistant, attractive, oxide surface layer of selectable thickness and having an outer appearance within the scale from gray to black, to a zirconium titanium alloy article by heating the article in an oxygen containing atmosphere. | 11-22-2012 |
20140130946 | ALLOY STRIP MATERIAL AND PROCESS FOR MAKING SAME - Methods for producing alloy strips that demonstrate improved formability are disclosed. The strips have a crystalline microstructure suitable for improved formability in the manufacture of various articles such as panels for plate heat exchangers and high performance tower packing components. | 05-15-2014 |
148673000 | Tungsten(W) or tungsten base alloy | 2 |
20110290385 | RAPID THERMAL TREATMENT FOR ENHANCING BENDING STIFFNESS AND YIELD MOMENT OF CURVED NEEDLES - An apparatus for thermally treating a plurality of curved suture needles. The apparatus includes a conveyer for transferring the plurality of curved suture needles from a source of curved suture needles to a receiver, a housing positioned adjacent the conveyer, the housing having a first end, a second end, and an opening running from the first end to the second end, the opening aligned with the conveyer to enable the plurality of curved suture needles to pass therethrough, and a heat source located within the housing for heating the plurality of curved suture needles as the plurality of curved suture needles are transferred by the conveyer from the first end of the housing to the second end of the housing. Also provided is a process for thermally treating a plurality of curved suture needles to enhance the stiffness and yield moment of the curved suture needles. The curved suture needles so treated have a desirable combination of stiffness, strength and ductility. | 12-01-2011 |
20120285586 | TUNGSTEN WIRE, CATHODE HEATER AND VIBRATION SERVICE LAMP FILAMENT - One embodiment provides a tungsten wire containing 1 to 10% by mass of rhenium, the wire having a point indicating a 2% elongation within a quadrangle formed by joining points with straight lines, where the values of x and y are point (20, 75), point (20, 87), point (90, 75), and point (90, 58), in this order; wherein the wire diameter of the tungsten wire is represented by x μm, and the elongation of the tungsten wire is 2% after electrically heating with an electrical current which is a ratio of y % to the fusion current (FC) at the wire diameter x μm, and wherein a semi-logarithmic system of coordinates is expressed by a horizontal axis using a logarithmic scale of the wire diameter x and a vertical axis using a normal scale of ratio y to the fusion current. | 11-15-2012 |