CN106435271A - Low-modulus medical titanium alloy and preparation method thereof - Google Patents
Low-modulus medical titanium alloy and preparation method thereof Download PDFInfo
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- CN106435271A CN106435271A CN201611160409.5A CN201611160409A CN106435271A CN 106435271 A CN106435271 A CN 106435271A CN 201611160409 A CN201611160409 A CN 201611160409A CN 106435271 A CN106435271 A CN 106435271A
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- 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
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- 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
- C22F1/002—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working by rapid cooling or quenching; cooling agents used therefor
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- 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
- C22F1/02—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working in inert or controlled atmosphere or vacuum
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- 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
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Abstract
The invention discloses low-modulus medical titanium alloy comprising Nb with the molar concentration of 10-25%, Cr with the molar concentration of 1-8%, Sn with the molar concentration of 0-2% and the balance Ti. The invention further provides a preparation method of the low-modulus medical titanium alloy. The method includes the steps that under the argon protection atmosphere condition, a cast ingot is subjected to homogenizing annealing; solution treatment is conducted under the vacuum condition, and then the cast ingot is placed in water for quenching; cold machining forming is conducted at room temperature; a sample obtained after cold machining forming is re-crystallized and annealed under the vacuum condition, wherein re-crystallization and annealing temperature is 700-900 DEG C, time lasts for 0.5-2 h and a cooling mode is water quenching or ice water quenching; the low-modulus medical titanium alloy is obtained. The titanium alloy has good cold machining performance, and is high in strength, low in Young modulus, good in corrosion resistance and biocompatibility and suitable for the medical fields like bone implantation.
Description
Technical field
The invention belongs to field of metallurgy, is related to a kind of preparation of metal material and process technology, specifically a kind of low
Modulus medical titanium alloy and preparation method thereof.
Background technology
The features such as titanium and titanium alloy have high specific strength, low elastic modulus and good corrosion resistance, especially has excellent
Good biocompatibility, is increasingly becoming on clinical medicine for human body hard tissue reparation and the ideal functionality structural material for substituting.
The titanium alloys such as current medically widely used Ti-6Al-4V and Ni-Ti, Al, V, Ni plasma for discharging after being chronically implanted
There is toxicity or cause human allergy to react；Their elastic modelling quantity is too high, mismatches with people's bone, and then produces stress shielding
Cause implantation effect undesirable.Beta titanium alloy has lower Young's moduluss and more preferable bio-compatible than two phase alloy of alpha+beta
Property, it is the focus direction of Recent study.
The element such as Nb, Mo, Zr, Ta is the conventional addition element of conventional titanium alloy at present.For obtaining room temperature β phase, existing rank
The titanium alloy of section is generally main beta stable element with Nb, and be properly added Zr, Ta etc. to improve Phase Transformation Characteristic and performance is current master
The method for designing that wants.But these elements are expensive, and fusing point is higher, melting and casting are more difficult.Beta titanium alloy compares alpha+beta
Two phase alloys have lower Young's moduluss and more preferable biocompatibility, are the focus directions of research.Meanwhile, part beta titanium
" martensite transfor mation and its reverted austenite can produce super-elasticity to a kind of stress-induced β → α in alloy, widened titanium alloy and existed
The range of application of medical science.At present, with this feature, with Nb and Mo as main β phase stable element, the element such as Zr, Ta is alloy
Addition element, develops a series of with low modulus high intensity and necessarily hyperelastic beta-titanium alloy.However, these titanium alloys are general
Relatively low all over intensity, super-elasticity reply volume is little, and Ta is expensive；And fusing point is higher, melting and casting processing difficulties, it is difficult to use
The method of induction melting prepares ingot casting, and the preparation of agglomerate body material and application are subject to certain restrictions.
Therefore, by optimizing components and improve the course of processing, relatively simple and direct method is used, is prepared with high intensity, height
The titanium alloy of elasticity, low modulus and low melting point is the technical problem of current urgent need to resolve.
Content of the invention
For above-mentioned technical problem of the prior art, the invention provides a kind of low modulus medical titanium alloy and its preparation
Method, it is relatively low that described this low modulus medical titanium alloy and preparation method thereof will solve titanium alloy intensity of the prior art,
Super-elasticity reply volume is little, melting and casting processing difficulties technical problem.
The invention provides a kind of low modulus medical titanium alloy, is made up of Nb, Cr, Sn and Ti, the Mole percent of each composition
Than as follows：
Nb 10～25%,
Cr 1～8%,
Sn 0～2%
Balance of Ti.
Further, the purity of described Ti is not less than the purity of 99.95%, Nb and is not less than the purity of 99.95%, Cr not
Purity less than 99.95%, Sn is not less than 99.95%；The Mole percent hundred of Nb and two kinds of elements of Cr is not less than 18% than sum.
Further, the molar percentage of described Nb and Cr is respectively 22% and 2%.
Further, the molar percentage of described Nb and Cr is respectively 10% and 8%.
Further, the molar percentage of each composition is as follows：
Nb 12%,
Cr 2%,
Sn 1%
Balance of Ti.
Further, the molar percentage of each composition is as follows：
Nb 25%,
Cr 1%,
Sn 2%
Balance of Ti.
Further, the molar percentage of each composition is as follows：
Nb 18%,
Cr 4%,
Sn 2%
Balance of Ti.
Present invention also offers a kind of preparation method of above-mentioned low modulus medical titanium alloy, comprises the steps：
1) according to molar percentage, Nb, Cr, Sn and Ti are weighed；
2) with fine vacuum arc-melting furnace or fine vacuum induction melting furnace, alloy cast ingot is prepared；
3) under the conditions of argon atmosphere, homogenizing annealing is carried out to ingot casting；Annealing temperature is 1000～1200 DEG C, moves back
The fiery time is 8～12 hours, cools to room temperature after annealing with the furnace；
4) solution treatment being carried out in vacuum condition, is subsequently placed at quenching-in water；Solid solubility temperature is 750～950 DEG C, during solid solution
Between be 1～2 hour, the type of cooling be；
5) carry out at room temperature cold-formed；Cold-formed means are cold rolling or hand-drawn wire, each the rate of plastic deformation
For 5～10%；
6) sample after cold working carries out recrystallization annealing under vacuum；Recrystallization annealing temperature is 700～900
DEG C, it is water quenching or ice water quenching that the time is 0.5～2 hour, the type of cooling, obtains low modulus medical titanium alloy.
Further, step 3) in, argon used is high-purity argon.
Further, step 6) after recrystallization annealing, the sample after annealing is carried out timeliness, timeliness temperature under vacuum
Spend for 200～400 DEG C, it is water quenching or ice water quenching that the time is 0.5～4 hour, the type of cooling.
Cr has the effect of higher stable β phase and more preferable solid solution strengthening effect compared to elements such as Nb, Mo and Ta, and
The former is far below the latter by fusing point, closer to Ti, is avoided that the component segregation of alloy graining process, reduces alloy melting point and is easy to casting
Cause type；Cr is lower than the element price such as Nb, Mo and Ta, advantageously reduces the cost of medical material, is easy to medical titanium alloy
Popularization and application.Sn element is nontoxic element, and its reinforcing effect is more than Zr, and fusing point is low, and quenched martensite can be suppressed to change.
In sum, with Cr and Sn element, titanium alloy is designed, room temperature β phase is obtained, and is aided with appropriate heat treatment, make
Alloy has relatively low Young's moduluss and higher-strength, while with certain super-elasticity.
The invention provides Ti-Nb-Cr (- Sn) the system titanium with good cold-forming property and relatively low processing hardening
Alloy and preparation processing method.The system titanium alloy is suitable for the various cold deformation technique processing of rolling, wire drawing, bending etc. at room temperature
Molding；Alloy has the characteristics that low Young's moduluss, and shows super elastic characteristics.Prepare simple and convenient processing method easy, it is adaptable to
Commercial production；After above-mentioned fixation rates, alloy is maintained to relatively low Young's moduluss, but intensity is significantly carried
Height, at the same superelastic properties also be improved significantly.
The present invention is compared with prior art, and its technological progress is significant.The present invention is under vacuum, molten with electric arc
The method of refining or induction melting prepares alloy cast ingot；By means machine-shapings such as forging, rolling and wire drawings；Using solid
The method of molten timeliness improves alloy property.The preparation that the present invention is provided and the titanium alloy that processing method is obtained have good
Cold-forming property；The intensity height of alloy, Young's moduluss are low, corrosion resistance and good biocompatibility；Alloy super-elasticity up to 2～4%,
Can be used to manufacture medical product and the articles for daily use.
The titanium alloy system that the present invention is provided and its processing method can be widely applied to medical apparatus and instruments and industrial products.If
The titanium alloy of meter is by nontoxic elementary composition, and corrosion resistance is good, and the characteristic of its low modulus is applied to manufacture medical science and is implanted into related skeleton
Replacing part, artificial joint, the plantation hard tissue repairing material such as tooth root and hone lamella nail；Its super elastic characteristics and shape memory
Effect can be used to manufacture the medical apparatus and instruments such as wire for correcting shape of tooth, intravascular stent, mechanical hand, it can also be used to manufacture the product such as superlastic spectacle frame
Product.
Description of the drawings
Fig. 1 is the XRD spectrum of titanium alloy prepared by the embodiment of the present invention 1.
Fig. 2 is the metallograph of titanium alloy prepared by the embodiment of the present invention 1.
Fig. 3 is the tensile loads unloading curve of titanium alloy prepared by the embodiment of the present invention 1.
Fig. 4 is the XRD spectrum of titanium alloy prepared by the embodiment of the present invention 3.
Fig. 5 is the metallograph of titanium alloy prepared by the embodiment of the present invention 3.
Fig. 6 is the stress strain curve of titanium alloy prepared by the embodiment of the present invention 3.
Specific embodiment
Below the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment
It is only a part of embodiment of the present invention, present disclosure is not limited only to the following examples.
Embodiment 1：
The Ti of purity >=99.95%, the Cr of purity >=99.95% and the Nb of purity >=99.95% are raw material, using height
The method of vacuum arc melting prepares molar percentage for 22%Nb, 2%Cr, the alloy cast ingot of balance of Ti.Ingot casting is through 1000
DEG C homogenizing annealing 10 hours, subsequent 850 DEG C of solid solutions 1 hour, at room temperature cold rolling about 90%.The cold rolling thin slice for obtaining is existed
800 DEG C annealing 1 hour after quench as final test sample state.Under the state, alloy is to survey single β phase, with nano impress
The Young's moduluss for obtaining are 56.4GPa, and the tensile strength for measuring with static tension method is about 568MPa, and super-elasticity is replied and is about
2.8%.
Embodiment 2：
The Ti of purity >=99.95%, the Cr of purity >=99.95% and purity >=99.95%Nb are raw material, using Gao Zhen
The method of empty electric arc melting prepares alloy cast ingot of the molar percentage for the balance of Ti of 10%Nb and 8%Cr.Ingot casting is through 950 DEG C all
Homogenize and anneal 10 hours, subsequent 850 DEG C of solid solutions 1 hour, drawing at room temperature, obtain the titanium that final diameter is 1.0mm or so and close
Spun gold material, by final test sample state after the annealing 1 hour of 800 DEG C of silk material.The tension that the temper alloy extension test is obtained is strong
Degree is about 761MPa, and elongation percentage is about 18%, and Young's moduluss are 56.4GPa.
Embodiment 3：
The Ti of purity >=99.95%, the Cr of purity >=99.95%, purity >=99.95%Nb and purity >=99.95%Sn
For raw material, molar percentage is prepared for 12%Nb, 2%Cr, 1%Sn, balance of Ti using the method for fine vacuum electric arc melting
Alloy cast ingot.Ingot casting through 1000 DEG C of homogenizing annealings 10 hours, subsequent 900 DEG C of solid solutions 1 hour, at room temperature cold rolling 90%.
By the cold rolling thin slice for obtaining after 800 DEG C of annealing 1 hour, 200 DEG C of timeliness 1 hour are used as final test sample state.The state
Alloy is 65.3GPa with the Young's moduluss that nano impress is measured, and tensile strength is about 710MPa, and elongation percentage is about 14%.
Embodiment 4：
The Ti of purity >=99.95%, the Cr of purity >=99.95%, purity >=99.95%Nb and purity >=99.95%Sn
For raw material, molar percentage is prepared for 25%Nb, 1%Cr, 2%Sn, balance of Ti using the method for fine vacuum electric arc melting
Alloy cast ingot.Ingot casting through 1000 DEG C of homogenizing annealings 10 hours, subsequent 850 DEG C of solid solutions 1 hour, at room temperature cold rolling 90%.
The cold rolling thin slice for obtaining is annealed 1 hour as final test sample state at 800 DEG C.The temper alloy extension test is obtained
Tensile strength is about 622MPa, and Young's moduluss are that 62.7GPa, super-elasticity replys about 3.1%.
Embodiment 5：
The Ti of purity >=99.95%, the Cr of purity >=99.95%, purity >=99.95%Nb and purity >=99.95%Sn
For raw material, molar percentage is prepared for 18%Nb, 4%Cr, 2%Sn, balance of Ti using the method for fine vacuum electric arc melting
Alloy cast ingot.Ingot casting is obtained in room temperature drawing final through 1000 DEG C of homogenizing annealings 10 hours, subsequent 850 DEG C of solid solutions 1 hour
The silk material of a diameter of 1.5mm.Silk material is annealed 1 hour as final test sample state at 800 DEG C.The temper alloy stretching is surveyed
The tensile strength that examination is obtained is about 672MPa, and elongation percentage is about 11%, and Young's moduluss are 63.4GPa.
Claims (10)
1. a kind of low modulus medical titanium alloy, it is characterised in that be made up of Nb, Cr, Sn and Ti, the Mole percent of each composition is such as
Under：
Nb 10 ~ 25%,
Cr 1 ~ 8%,
Sn 0~2%
Balance of Ti.
2. a kind of low modulus medical titanium alloy according to claim 1, it is characterised in that：The purity of described Ti is not less than
The purity of 99.95%, Nb is not less than the purity of 99.95%, Cr and is not less than the purity of 99.95%, Sn and is not less than 99.95%；Nb and Cr
The Mole percent hundred of two kinds of elements is not less than 18 % than sum.
3. a kind of low modulus medical titanium alloy according to claim 1, it is characterised in that：Moles the hundred of described Nb and Cr
Divide ratio respectively 22 % and 2%.
4. a kind of low modulus medical titanium alloy according to claim 1, it is characterised in that：Moles the hundred of described Nb and Cr
Divide ratio respectively 10 % and 8%.
5. a kind of low modulus medical titanium alloy according to claim 1, it is characterised in that：The Mole percent of each composition is such as
Under：
Nb 12%,
Cr 2%,
Sn 1%
Balance of Ti.
6. a kind of low modulus medical titanium alloy according to claim 1, it is characterised in that：The Mole percent of each composition is such as
Under：
Nb 25%,
Cr 1%,
Sn 2%
Balance of Ti.
7. a kind of low modulus medical titanium alloy according to claim 1, it is characterised in that：The Mole percent of each composition is such as
Under：
Nb 18%,
Cr 4%,
Sn 2%
Balance of Ti.
8. the preparation method of a kind of low modulus medical titanium alloy described in claim 1, it is characterised in that comprise the steps：
1）Nb, Cr, Sn and Ti are weighed according to molar percentage；
2）Alloy cast ingot is prepared with fine vacuum arc-melting furnace or fine vacuum induction melting furnace；
3）Under the conditions of argon atmosphere, homogenizing annealing is carried out to ingot casting；Annealing temperature is 1000 ~ 1200 DEG C, annealing
Time is 8 ~ 12 hours, cools to room temperature after annealing with the furnace；
4）Solution treatment is carried out in vacuum condition, be subsequently placed at quenching-in water；Solid solubility temperature is 750 ~ 950 DEG C, and solution time is 1
~ 2 hours, the type of cooling was water quenching or ice water quenching；
5）Carry out at room temperature cold-formed；Cold-formed means be cold rolling or hand-drawn wire, each the rate of plastic deformation be 5 ~
10%；
6）Sample after cold working carries out recrystallization annealing under vacuum；Recrystallization annealing temperature is 700 ~ 900 DEG C, the time
For 0.5 ~ 2 hour, the type of cooling was water quenching or ice water quenching, obtains low modulus medical titanium alloy.
9. a kind of preparation of low modulus medical titanium alloy according to claim 1 and processing method, it is characterised in that：Step
3）In, argon used is high-purity argon.
10. a kind of preparation of low modulus medical titanium alloy according to claim 1 and processing method, it is characterised in that：Step
Rapid 6）After recrystallization annealing, the sample after annealing is carried out timeliness under vacuum, 200 ~ 400 DEG C, when aging temp is
Between be 0.5 ~ 4 hour, the type of cooling be.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107974653A (en) * | 2017-12-01 | 2018-05-01 | 中国航空工业标准件制造有限责任公司 | A kind of underproof optimization method of titanium-niobium alloy part annealing heat-treats |
| CN111485134A (en) * | 2020-04-29 | 2020-08-04 | 上海理工大学 | Deformation-induced high-modulus medical titanium alloy and preparation method thereof |
| CN112176220A (en) * | 2020-10-23 | 2021-01-05 | 河北工业大学 | High-strength-toughness corrosion-resistant beta-type titanium-zirconium-based alloy and preparation method thereof |
| CN112553552A (en) * | 2020-11-18 | 2021-03-26 | 浙江大学 | Processing technology for improving mechanical property of titanium-zirconium alloy, titanium-zirconium alloy and implant |
| CN112899597A (en) * | 2021-01-25 | 2021-06-04 | 东南大学 | Heat treatment method of two-phase titanium alloy |
| CN115369285A (en) * | 2022-07-11 | 2022-11-22 | 中南大学 | Low-modulus metastable beta titanium alloy, preparation method thereof and metal implant |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6759134B1 (en) * | 2001-01-17 | 2004-07-06 | Edward Rosenberg | Process of forming a metallic article having a black oxide/ceramic surface and articles produced by the method |
| US20070227628A1 (en) * | 2006-04-04 | 2007-10-04 | Daido Tokushuko Kabushiki Kaisha | Beta-type titanium alloy and product thereof |
| CN102899528A (en) * | 2012-10-24 | 2013-01-30 | 中南大学 | Biomedical beta-titanium alloy material and preparation method |
| CN103695709A (en) * | 2014-01-16 | 2014-04-02 | 张霞 | Titanium-based alloy plate and preparation method thereof |
| CN103740982A (en) * | 2014-01-24 | 2014-04-23 | 宝钛集团有限公司 | Metastable beta titanium alloy with low elastic modulus and preparing method thereof |
-
2016
- 2016-12-15 CN CN201611160409.5A patent/CN106435271B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6759134B1 (en) * | 2001-01-17 | 2004-07-06 | Edward Rosenberg | Process of forming a metallic article having a black oxide/ceramic surface and articles produced by the method |
| US20070227628A1 (en) * | 2006-04-04 | 2007-10-04 | Daido Tokushuko Kabushiki Kaisha | Beta-type titanium alloy and product thereof |
| CN102899528A (en) * | 2012-10-24 | 2013-01-30 | 中南大学 | Biomedical beta-titanium alloy material and preparation method |
| CN103695709A (en) * | 2014-01-16 | 2014-04-02 | 张霞 | Titanium-based alloy plate and preparation method thereof |
| CN103740982A (en) * | 2014-01-24 | 2014-04-23 | 宝钛集团有限公司 | Metastable beta titanium alloy with low elastic modulus and preparing method thereof |
Non-Patent Citations (3)
| Title |
|---|
| LJERKA SLOKAR等: "Alloy design and property evaluation of new Ti–Cr–Nb alloys", 《MATERIALS AND DESIGN》 * |
| 唐代明: "《金属材料学》", 30 June 2014, 西南交通大学出版社 * |
| 戴世娟、朱运田等: "新型医用 β 钛合金研究的发展现状及加工方法", 《重庆理工大学学报》 * |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107974653A (en) * | 2017-12-01 | 2018-05-01 | 中国航空工业标准件制造有限责任公司 | A kind of underproof optimization method of titanium-niobium alloy part annealing heat-treats |
| CN111485134A (en) * | 2020-04-29 | 2020-08-04 | 上海理工大学 | Deformation-induced high-modulus medical titanium alloy and preparation method thereof |
| CN112176220A (en) * | 2020-10-23 | 2021-01-05 | 河北工业大学 | High-strength-toughness corrosion-resistant beta-type titanium-zirconium-based alloy and preparation method thereof |
| CN112553552A (en) * | 2020-11-18 | 2021-03-26 | 浙江大学 | Processing technology for improving mechanical property of titanium-zirconium alloy, titanium-zirconium alloy and implant |
| CN112553552B (en) * | 2020-11-18 | 2021-11-05 | 浙江大学 | Processing technology for improving mechanical property of titanium-zirconium alloy, titanium-zirconium alloy and implant |
| CN112899597A (en) * | 2021-01-25 | 2021-06-04 | 东南大学 | Heat treatment method of two-phase titanium alloy |
| CN112899597B (en) * | 2021-01-25 | 2021-09-28 | 东南大学 | Heat treatment method of two-phase titanium alloy |
| CN115369285A (en) * | 2022-07-11 | 2022-11-22 | 中南大学 | Low-modulus metastable beta titanium alloy, preparation method thereof and metal implant |
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