CN108690922A - Titanium-cobalt alloy and relevant thixotropic forming method - Google Patents

Titanium-cobalt alloy and relevant thixotropic forming method Download PDF

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Publication number
CN108690922A
CN108690922A CN201810269153.4A CN201810269153A CN108690922A CN 108690922 A CN108690922 A CN 108690922A CN 201810269153 A CN201810269153 A CN 201810269153A CN 108690922 A CN108690922 A CN 108690922A
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China
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titanium
temperature
titanium alloy
cobalt
disclosed
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Inventor
R·小卡拉姆
K·N·坎普
C·C·德弗雷塔斯
C·J·帕里什
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Universidade Estadual de Campinas UNICAMP
Boeing Co
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Universidade Estadual de Campinas UNICAMP
Boeing Co
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
    • B22D17/007—Semi-solid pressure die casting
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C14/00—Alloys based on titanium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D21/00—Casting non-ferrous metals or metallic compounds so far as their metallurgical properties are of importance for the casting procedure; Selection of compositions therefor
    • B22D21/002—Castings of light metals
    • B22D21/005—Castings of light metals with high melting point, e.g. Be 1280 degrees C, Ti 1725 degrees C
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/02—Making non-ferrous alloys by melting
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/12—Making non-ferrous alloys by processing in a semi-solid state, e.g. holding the alloy in the solid-liquid phase
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/16—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of other metals or alloys based thereon
    • C22F1/18—High-melting or refractory metals or alloys based thereon
    • C22F1/183—High-melting or refractory metals or alloys based thereon of titanium or alloys based thereon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C21/00—Alloys based on aluminium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Powder Metallurgy (AREA)
  • Materials For Medical Uses (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Forging (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)

Abstract

The present invention relates to titanium-cobalt alloys and relevant thixotropic forming method.Titanium alloy and preparation method including about 5 to about 27wt% cobalts and titanium.

Description

Titanium-cobalt alloy and relevant thixotropic forming method
Technical field
This application involves titanium alloys, and more particularly, to the thixotropic forming of titanium alloy.
Background technology
Titanium alloy provides high tensile over a wide temperature range, but weight is relatively light.In addition, titanium alloy corrosion resistant Erosion.Therefore, titanium alloy is for various harsh applications, such as aircraft components, medical treatment device.
The Plastic Forming of titanium alloy is the process of costliness.Tool needed for the Plastic Forming of titanium alloy allows for bearing to become Heavy duty during shape.Therefore, the tool manufacture of the Plastic Forming of titanium alloy is expensive and is difficult to safeguard since wear rate is high.This Outside, it may be difficult to complicated geometry is obtained in Plastic Forming titanium alloy.It is thus typically necessary to which a large amount of additional mechanical adds Work realizes the desired shape of final products, to further increase cost.
Casting is to obtain the common alternative solution of the titanium alloy product with more complicated shape.But due to titanium alloy Melting temperature is high, and melts the hyperreactive of titanium alloy and mold materials and ambient oxygen, and the casting of titanium alloy becomes complicated. Casting is to obtain the common alternative of the titanium alloy product with more complicated shape.But due to the melting temperature of titanium alloy Height, and the hyperreactive of titanium alloy and mold materials and ambient oxygen is melted, the casting of titanium alloy becomes complicated.
Therefore, titanium alloy is the metal that some are most difficult to process in cost-effective manner.Therefore, those skilled in the art hold The continuous research-and-development activity for carrying out titanium alloy field.
Invention content
In one embodiment, disclosed titanium alloy includes titanium and about 5 to about 27wt% cobalt.
In another embodiment, disclosed titanium alloy is substantially by about 5 to the cobalt of about 27wt% and the titanium of surplus Composition.
In another embodiment, disclosed titanium alloy is substantially by about 13 to the cobalt of about 27wt% and the titanium of surplus Composition.
In one embodiment, include the following steps for producing the disclosed method of metal product:(1) titanium is heated For the block (a mass of titanium alloy) of alloy to thixotropic forming temperature, which is in titanium alloy Solidus temperature and the liquidus temperature of titanium alloy between, which includes cobalt and titanium;(2) it is touched when the block is in When becoming forming temperature, the block is made to be configured to metal product.
In another embodiment, include the following steps for producing the disclosed method of metal product:(1) it heats The block of titanium alloy to thixotropic forming temperature, thixotropic forming temperature is in the solidus temperature of titanium alloy and the liquid of titanium alloy Between liquidus temperature, which includes about 5 to the cobalt of about 27wt% and the titanium of surplus;(2) when the block is in thixotroping When forming temperature, the block is made to be configured to metal product.
The other embodiment of disclosed titanium-cobalt alloy and relevant thixotropic forming method through by the following detailed description, it is attached Figure and appended claims will be apparent.
Description of the drawings
Fig. 1 is the phasor of titanium-cobalt alloy;
Fig. 2A and 2B assumes that the liquid phase for four kinds of example titanium alloys that balance (Fig. 2A) and Scheil (Fig. 2 B) condition generate Rate (liquid fraction) is to the figure of temperature;
Fig. 3 A, 3B, 3C and 3D are to describe four kinds of example titanium alloys --- it is specially Ti -17.5Co (Fig. 3 A), Ti -18.5Co Photography of the microstructure of (Fig. 3 B), Ti -19.5Co (Fig. 3 C) and Ti -20.5Co (Fig. 3 D) to time (when being maintained at 1060 DEG C) Image;
Fig. 4 is the flow chart for an embodiment for describing the disclosed method for producing metal product;
Fig. 5 is the flow chart of Aircraft Production and service methodology;With
Fig. 6 is the block diagram of aircraft.
Specific implementation mode
Disclose titanium-cobalt alloy.When the group that cobalt adds in the disclosed titanium-cobalt alloy of control as disclosed herein When at limitation (compositional limit), obtained titanium-cobalt alloy can specifically be highly suitable for by thixotroping at Shape produces metal product.
In the case where being not limited to arbitrary specific theoretical, it is believed that disclosed titanium-cobalt alloy is highly suitable for by touching Become forming production metal product, because the freezing range of disclosed titanium-cobalt alloy is relatively wide.As it is used herein, " solidification Range " refers to the difference (Δ T) between the solidus temperature and liquidus temperature of titanium-cobalt alloy, and is highly dependent on alloy group At.As an example, the freezing range of disclosed titanium-cobalt alloy at least can be about 50 DEG C.As another example, disclosed The freezing range of titanium-cobalt alloy at least can be about 100 DEG C.As another example, the freezing range of disclosed titanium-cobalt alloy is extremely It can be about 150 DEG C less.As another example, the freezing range of disclosed titanium-cobalt alloy at least can be about 200 DEG C.As another The freezing range of example, disclosed titanium-cobalt alloy at least can be about 250 DEG C.As another example, disclosed titanium-cobalt alloy Freezing range at least can be about 300 DEG C.
When the temperature being heated between the solidus temperature of titanium-cobalt alloy and liquidus temperature, disclosed titanium-cobalt alloy Becoming can thixotropic forming.But (technique when (technique becomes analogous to cast) or too low when the liquid fraction of titanium-cobalt alloy is excessively high Become analogous to plastic metal forming), the advantage of thixotropic forming is limited.Therefore, when the liquid fraction of titanium-cobalt alloy is in about Thixotropic forming can be advantageous when between 30% and about 50%.
In the case where being not limited to arbitrary specific theoretical, it is further believed that disclosed titanium-cobalt alloy is highly suitable for Metal product is produced by thixotropic forming, because disclosed titanium-cobalt alloy is in the temperature of substantially less than conventional titanium alloy casting temperature The lower liquid fraction obtained between about 30% and about 50% of degree.In being expressed at one, disclosed titanium-cobalt alloy is less than 1,200 DEG C At a temperature of obtain liquid fraction between about 30% and about 50%.In another expression, disclosed titanium-cobalt alloy less than The liquid fraction between about 30% and about 50% is obtained at a temperature of 1,150 DEG C.In another expression, disclosed titanium-cobalt alloy The liquid fraction between about 30% and about 50% is obtained at a temperature of less than 1,100 DEG C.In another expression, disclosed titanium Cobalt alloy obtains the liquid fraction between about 30% and about 50% at a temperature of less than 1,050 DEG C.In another expression again, institute is public The titanium-cobalt alloy opened obtains the liquid fraction between about 30% and about 50% at a temperature of about 1,025 DEG C.
In one embodiment, it discloses with the titanium-cobalt alloy formed shown in table 1.
Table 1
Element Range (wt%)
Co 5–27
Ti Surplus
Therefore, disclosed titanium-cobalt alloy can be made of (or substantially by) titanium (Ti) and cobalt (Co).
One skilled in the art will recognize that various impurity also may be present --- it does not influence disclosed titanium cobalt generally The physical property of alloy, and the presence of this impurity will not cause to deviate the scope of the present disclosure.For example, disclosed titanium cobalt closes The impurity content of gold can be controlled as shown in table 2.
Table 2
In the case where being not limited to arbitrary specific theoretical, it is believed that cobalt addition slightly increases the hard of as cast condition and wrought alloy Degree, and contribute to the thixotropic forming of disclosed titanium-cobalt alloy.
As shown in table 1, the ranging from about 5wt% of the composition limitation of the cobalt addition of disclosed titanium-cobalt alloy is added to about 27wt%.In changing at one, the ranging from about 10wt% to about 27wt% of the composition limitation of cobalt addition.In another variation, The ranging from about 13wt% to about 27wt% of the composition limitation of cobalt addition.In another variation, the model of the composition limitation of cobalt addition It is about 15wt% to about 25wt% to enclose.In another variation, the ranging from about 17wt% of the composition limitation of cobalt addition is to about 23wt%.In another variation again, the ranging from about 17wt% to about 21wt% of the composition limitation of cobalt addition.
Example 1
(Ti–13-27Co)
One common non-limiting examples of disclosed titanium-cobalt alloy have to be formed shown in table 3.
Table 3
Element Content (wt%)
Co 13–27
Ti Surplus
With reference to the phasor of figure 1, referring particularly to the cross hatched area of Fig. 1, disclosed Ti -13-27Co alloys have Relatively low solidus temperature (about 1,015 DEG C) and relatively wide freezing range.Therefore, disclosed Ti -13-27Co alloys It is very suitable for thixotropic forming.
Example 2
(Ti–17.5Co)
The specific non-limiting examples of one of disclosed titanium-cobalt alloy are formed with following nominal:
Ti–17.5Co
It is formed with being measured shown in table 4.
Table 4
The PANDAT of the CompuTherm LLC of Middleton from the state of WisconsinTMSoftware (version 2 014 2.0) For generating the liquid fraction of disclosed Ti -17.5Co alloys to temperature data --- assuming that equilibrium condition and Scheil conditions. As a result it is shown in Fig. 2A (equilibrium condition) and 2B (Scheil conditions).Based on the data from Fig. 2A (equilibrium condition), institute is public Ti -17.5Co the alloys opened have about 1,015 DEG C of solidus temperature and about 1,350 DEG C of liquidus temperature, wherein solidifying model Enclose is about 335 DEG C.
With reference to figure 3A, disclosed Ti -17.5Co alloys are heated to 1,060 DEG C --- solidus temperature and liquidus temperature Between temperature (that is, thixotropic forming temperature) --- and shot microphoto at 0 second, 60 seconds, 300 seconds and 600 seconds.It is micro- Photo shows how disclosed Ti -17.5Co alloys have spherical microstructure, the spherical microstructure at 1,060 DEG C Become over time more and more round.Therefore, disclosed Ti -17.5Co alloys are specifically very suitable for thixotropic forming.
Example 3
(Ti–18.5Co)
Another specific non-limiting examples of disclosed titanium-cobalt alloy are formed with following nominal:
Ti–18.5Co
It is formed with being measured shown in table 5.
Table 5
Element Content (wt%)
Ti Surplus
Co 18.9±0.2
O 0.154±0.012
N 0.010±0.007
PANDATTMSoftware (version 2 014 2.0) is used to generate the liquid fraction of disclosed Ti -18.5Co alloys to temperature Data --- assuming that equilibrium condition and Scheil conditions.As a result it is shown in Fig. 2A (equilibrium condition) and 2B (Scheil conditions). Based on the data from Fig. 2A (equilibrium condition), disclosed Ti -18.5Co alloys have about 1,015 DEG C of solidus temperature and About 1,321 DEG C of liquidus temperature, wherein freezing range are about 306 DEG C.
With reference to figure 3B, disclosed Ti -18.5Co alloys are heated to 1,060 DEG C --- solidus temperature and liquidus temperature Between temperature (that is, thixotropic forming temperature) --- and shot microphoto at 0 second, 60 seconds, 300 seconds and 600 seconds.It is micro- Photo shows how disclosed Ti -18.5Co alloys have spherical microstructure, the spherical microstructure at 1,060 DEG C Become over time more and more round.Therefore, disclosed Ti -18.5Co alloys are specifically very suitable for thixotropic forming.
Example 4
(Ti–19.5Co)
Another specific non-limiting examples of disclosed titanium-cobalt alloy are formed with following nominal:
Ti–19.5Co
It is formed with being measured shown in table 6.
Table 6
Element Content (wt%)
Ti Surplus
Co 19.6±0.2
O 0.147±0.003
N 0.007±0.002
PANDATTMSoftware (version 2 014 2.0) is used to generate the liquid fraction of disclosed Ti -19.5Co alloys to temperature Data --- assuming that equilibrium condition and Scheil conditions.As a result it is shown in Fig. 2A (equilibrium condition) and 2B (Scheil conditions). Based on the data from Fig. 2A (equilibrium condition), disclosed Ti -19.5Co alloys have about 1,015 DEG C of solidus temperature and About 1,291 DEG C of liquidus temperature, wherein freezing range are about 276 DEG C.
With reference to figure 3C, disclosed Ti -19.5Co alloys are heated to 1,060 DEG C --- solidus temperature and liquidus temperature Between temperature (that is, thixotropic forming temperature) --- and shot microphoto at 0 second, 60 seconds, 300 seconds and 600 seconds.It is micro- Photo shows how disclosed Ti -19.5Co alloys have spherical microstructure, the spherical microstructure at 1,060 DEG C Become over time more and more round.Therefore, disclosed Ti -19.5Co alloys are specifically very suitable for thixotropic forming.
Example 5
(Ti–20.5Co)
Another specific non-limiting examples of disclosed titanium-cobalt alloy are formed with following nominal:
Ti–20.5Co
It is formed with being measured shown in table 7.
Table 7
Element Content (wt%)
Ti Surplus
Co 20.5±0.3
O 0.143±0.004
N 0.006±0.001
PANDATTMSoftware (version 2 014 2.0) is used to generate the liquid fraction of disclosed Ti -20.5Co alloys to temperature Data --- assuming that equilibrium condition and Scheil conditions.As a result it is shown in Fig. 2A (equilibrium condition) and 2B (Scheil conditions). Based on the data from Fig. 2A (equilibrium condition), disclosed Ti -20.5Co alloys have about 1,015 DEG C of solidus temperature and About 1,259 DEG C of liquidus temperature, wherein freezing range are about 244 DEG C.
With reference to figure 3D, disclosed Ti -20.5Co alloys are heated to 1,060 DEG C --- solidus temperature and liquidus temperature Between temperature (that is, thixotropic forming temperature) --- and shot microphoto at 0 second, 60 seconds, 300 seconds and 600 seconds.It is micro- Photo shows how disclosed Ti -20.5Co alloys have spherical microstructure, the spherical microstructure at 1,060 DEG C Become over time more and more round.Therefore, disclosed Ti -20.5Co alloys are specifically very suitable for thixotropic forming.
Therefore, the titanium-cobalt alloy for being very suitable for thixotropic forming is disclosed.It is produced by thixotropic forming moreover, disclosing Metal product, the specially method of titanium alloy product.
Referring now to Fig. 4, can be opened for producing an embodiment of disclosed method (being often referred to 10) for metal product Box 12 is started from, wherein selection titanium alloy is used as starting material.More than the selection (box 12) of titanium alloy may include that selection has The titanium-cobalt alloy formed shown in table 1.
With regard to this, one skilled in the art will recognize that, the selection (box 12) of titanium alloy may include selecting commercially available titanium Alloy, or optionally, select non-commercially available titanium alloy.In the case of non-commercially available titanium alloy, titanium alloy can be for It is customized for disclosed method 10.
As disclosed herein, freezing range can be a consideration during the selection of titanium alloy (box 12).For example, The selection (box 12) of titanium alloy may include that selection has at least 50 DEG C, such as at least 100 DEG C or at least 150 DEG C or at least 200 DEG C or at least 250 DEG C or at least 300 DEG C of freezing range titanium-cobalt alloy.
It is same as disclosed herein, during the selection (box 12) of titanium alloy, obtain between about 30% and about 50% Liquid fraction temperature can be another consideration.For example, the selection (box 12) of titanium alloy may include selection less than 1,200 DEG C Temperature, such as less than 1,150 DEG C of temperature or temperature less than 1,100 DEG C or less than obtaining about at a temperature of 1,050 DEG C The titanium-cobalt alloy of liquid fraction between 30% and about 50%.
At box 14, the block of titanium alloy can be heated to thixotropic forming temperature (that is, the solidus temperature of titanium alloy Temperature between liquidus temperature).In a specific embodiment, the block of titanium alloy can be heated to specific thixotroping Forming temperature, and specific thixotropic forming temperature can be chosen so as to obtain the desired liquid fraction in the block of titanium alloy. As an example, desired liquid fraction can be about 10% to about 70%.As another example, desired liquid fraction can be about 20% to about 60%.As yet another embodiment, desired liquid fraction can be about 30% to about 50%.
At box 16, the block of titanium alloy optionally keeps the time of predetermined minimum amount in thixotropic forming temperature, Then carry out following step (box 18).As an example, the time of predetermined minimum amount can be about 10 seconds.As another The time of example, predetermined minimum amount can be about 30 seconds.As another example, the time of predetermined minimum amount can be about 60 seconds.As The time of another example, predetermined minimum amount can be about 300 seconds.It can be about 600 as another example, the time of predetermined minimum amount again Second.
At box 18, when the block is in thixotropic forming temperature, the block of titanium alloy can be configured to metal Product.Various forming techniques can be used, such as (unlimitedly) casts and molds.
Therefore, disclosed titanium-cobalt alloy and relevant thixotropic forming method can be convenient for being substantially less than traditional titanium casting temperature Netted (or close to netted) titanium alloy product is produced at a temperature of degree, and need not be generally related to the Plastic Forming of titanium alloy Complexity/expensive tool.Therefore, disclosed titanium-cobalt alloy and relevant thixotropic forming method, which have, significantly reduces production titanium conjunction The potentiality of the cost of golden product.
The example of disclosure aircraft shown in Aircraft Production as shown in Figure 5 and method of servicing 100 and Fig. 6 It is described in 102 situation.Before manufacture, Aircraft Production and method of servicing 100 may include the specification and design of aircraft 102 104 and material purchases 106.During production, component/sub-component production 108 and the system integration 110 of aircraft 102 are carried out.So Afterwards, aircraft 102 can be by certification and delivery 112, to put into service 114.In customer service, aircraft 102 is arranged for Daily maintenance and service 116, may also include transformation, reconstruct, renovation etc..
Each of process of method 100 can be executed by system integrator, third party and/or operator (for example, client) Or it completes.For the purpose of this explanation, system integrator can include any number of Aircraft Production quotient and Major Systems without limitation Subcontractor;Third party can include any number of supplier, subcontractor and supplier without limitation;And operator can be aviation Company, leasing company, military entity, service organization etc..
As shown in Figure 6, the aircraft 102 produced by instance method 100 may include thering is multiple systems 120 and inside 122 Fuselage 118.The example of multiple systems 120 may include propulsion system 124, electrical system 126, hydraulic system 128 and environment system One or more of system 130.It may include any number of other systems.
Disclosed titanium cobalt can be utilized to close in any one or more periods in the stage of Aircraft Production and method of servicing 100 Golden and relevant thixotropic forming method.As an example, disclosed titanium-cobalt alloy and relevant thixotropic forming can be used Method manufactures or production corresponds to component/sub-component production 108, the system integration 110 and/or safeguards and the component or son of service 116 Component.As another example, disclosed titanium-cobalt alloy and relevant thixotropic forming method can be used to build fuselage 118.Moreover, Can be utilized during component/sub-component production 108 and/or the system integration 110 one or more device instances, method example or its Combination, for example, by greatly speeding up the assembling of aircraft 102 (such as fuselage 118 and/or inside 122) or reducing by 102 (such as machine of aircraft Body 118 and/or internal cost 122).Similarly, system example, method example or combinations thereof when aircraft 102 is in service One or more of can be used for, such as and unlimitedly, safeguard and service 116.
Disclosed titanium-cobalt alloy and relevant thixotropic forming method are described in the situation of aircraft;But ability Domain those of ordinary skill will readily appreciate that disclosed titanium-cobalt alloy and relevant thixotropic forming method can be used for various answer With.For example, disclosed titanium-cobalt alloy and relevant thixotropic forming method may be implemented in various types of vehicles, including, Such as helicopter, passenger boat, automobile, extra large product (ship, motor etc.) etc..The application (such as medical applications) of various non-vehicle It is taken into account.
While there has been shown and described that the various embodiment party of all disclosed titanium alloys and relevant thixotropic forming method Formula, but those skilled in the art are contemplated that modification upon review of the specification.The application includes such modification and is only authorized The scope limitation that profit requires.

Claims (10)

1. titanium alloy comprising:
About 5 to about 27wt% cobalt;With
Titanium.
2. titanium alloy described in claim 1, wherein the cobalt exists with about 10 to about 27wt%;Or
The wherein described cobalt exists with about 13 to about 27wt%;Or
The wherein described cobalt exists with about 15 to about 25wt%;Or
The wherein described cobalt exists with about 17 to about 23wt%;Or
The wherein described cobalt exists with about 17 to about 21wt%.
3. titanium alloy as claimed in claim 1 or 2, wherein oxygen exist as impurity with the content of at most about 0.25wt%;Or its Middle nitrogen exists as impurity with the content of at most about 0.03wt%.
4. the titanium alloy described in any one of claim 1-3 is made of the cobalt and the titanium.
5. the method for producing metal product comprising:
The block of titanium alloy is heated to thixotropic forming temperature, the thixotropic forming temperature is in the solidus temperature of the titanium alloy Between degree and the liquidus temperature of the titanium alloy, the titanium alloy includes cobalt and titanium;
When the block is in the thixotropic forming temperature, the block is configured to the metal product.
6. the method described in claim 5, further comprise keeping the block at a temperature of thixotropic forming to It is 60 seconds few, the block is then configured to the metal product;Or further comprise the block in the thixotroping It is kept under forming temperature at least 600 seconds, the block is then configured to the metal product.
7. method described in claim 5 or 6 further comprises that the titanium alloy is selected to make the solidus temperature and institute It is at least 200 DEG C to state the difference between liquidus temperature;Or further comprise that the titanium alloy is selected to make the solidus temperature Difference between the liquidus temperature is at least 250 DEG C.
8. the method described in any one of claim 5-7 further comprises selecting the titanium alloy with less than 1,200 DEG C At a temperature of there is liquid fraction between about 30% and about 50%;Or further comprise selecting the titanium alloy with less than 1, There is the liquid fraction between about 30% and about 50% at a temperature of 100 DEG C.
9. the method described in any one of claim 5-8, wherein the cobalt is deposited in the titanium alloy with about 5 to about 27wt% ;Or
The wherein described cobalt exists in the titanium alloy with about 13 to about 27wt%;Or
The wherein described cobalt exists in the titanium alloy with about 17 to about 23wt%.
10. the method described in any one of claim 5-9, wherein the titanium alloy is made of the cobalt and the titanium.
CN201810269153.4A 2017-03-29 2018-03-29 Titanium-cobalt alloy and relevant thixotropic forming method Pending CN108690922A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112981176A (en) * 2021-02-05 2021-06-18 天润工业技术股份有限公司 Three-dimensional network structure in-situ TiC discontinuous reinforced titanium-based composite material and preparation method thereof
CN112974799A (en) * 2021-02-05 2021-06-18 中国人民解放军陆军装甲兵学院 Composite powder for preparing self-repairing coating, preparation method of composite powder, titanium-based wear-resistant self-repairing coating and preparation method of titanium-based wear-resistant self-repairing coating

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1376212A (en) * 1999-07-26 2002-10-23 艾尔坎国际有限公司 Semi-solid concentration processing of metallic alloys
US6666258B1 (en) * 2000-06-30 2003-12-23 Takata Corporation Method and apparatus for supplying melted material for injection molding
CN101078067A (en) * 2007-07-02 2007-11-28 北京科技大学 Method for self-spreading high-temperature synthesis of TiCo porous material

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59116350A (en) * 1982-12-23 1984-07-05 Masaaki Naga Alloy foil strip formed by quick liquid cooling for brazing
US4586398A (en) * 1983-09-29 1986-05-06 Hamilton Industries Foot control assembly for power-operated tables and the like
GB2156850B (en) * 1984-04-06 1988-05-25 Nat Res Dev Titanium alloys
GB8408975D0 (en) * 1984-04-06 1984-05-16 Wood J V Titanium alloys
JPH07109017B2 (en) * 1987-06-15 1995-11-22 株式会社神戸製鋼所 Heat resistant Ti alloy
JPS6442545A (en) * 1987-08-11 1989-02-14 Mitsubishi Metal Corp Wear-resistant intermetallic compound type alloy having excellent toughness and machinability
JPS6442543A (en) * 1987-08-10 1989-02-14 Mitsubishi Metal Corp Intermetallic compound type alloy having excellent toughness and wear-resistance
JP3746808B2 (en) * 1995-03-29 2006-02-15 株式会社日本製鋼所 Hydrogen storage material
JPH093574A (en) * 1995-06-16 1997-01-07 Daido Steel Co Ltd Ti alloy and ti alloy member, excellent in joining property
AUPO110296A0 (en) 1996-07-18 1996-08-08 University Of Melbourne, The Liquidus casting of alloys
US5865238A (en) * 1997-04-01 1999-02-02 Alyn Corporation Process for die casting of metal matrix composite materials from a self-supporting billet
EP1846180A1 (en) * 2005-02-10 2007-10-24 Cyco Systems Corporation Pty Ltd. Apparatus and method for mixing, agitating and transporting molten or semi-solid metallic or metal-matrix composite materials
CN100385028C (en) 2006-05-09 2008-04-30 北京航空航天大学 High temperature wearable anti-corrosion Co-Ti-Si intermetallic compound alloy materials
WO2017077137A2 (en) * 2015-11-06 2017-05-11 Innomaq 21, S.L. Method for the economic manufacturing of metallic parts

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1376212A (en) * 1999-07-26 2002-10-23 艾尔坎国际有限公司 Semi-solid concentration processing of metallic alloys
US6666258B1 (en) * 2000-06-30 2003-12-23 Takata Corporation Method and apparatus for supplying melted material for injection molding
CN101078067A (en) * 2007-07-02 2007-11-28 北京科技大学 Method for self-spreading high-temperature synthesis of TiCo porous material

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
HAUTANIEMI等: "Air passivation of Ti-Cu, Ti-Co and Ti-Al alloys for dental applications，Applied Surface Science", 《APPLIED SURFACE SCIENCE》 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112981176A (en) * 2021-02-05 2021-06-18 天润工业技术股份有限公司 Three-dimensional network structure in-situ TiC discontinuous reinforced titanium-based composite material and preparation method thereof
CN112974799A (en) * 2021-02-05 2021-06-18 中国人民解放军陆军装甲兵学院 Composite powder for preparing self-repairing coating, preparation method of composite powder, titanium-based wear-resistant self-repairing coating and preparation method of titanium-based wear-resistant self-repairing coating

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