JPH051342A - Production of titanium alloy and sintered titanium alloy - Google Patents
Production of titanium alloy and sintered titanium alloyInfo
- Publication number
- JPH051342A JPH051342A JP3177738A JP17773891A JPH051342A JP H051342 A JPH051342 A JP H051342A JP 3177738 A JP3177738 A JP 3177738A JP 17773891 A JP17773891 A JP 17773891A JP H051342 A JPH051342 A JP H051342A
- Authority
- JP
- Japan
- Prior art keywords
- titanium
- alloy
- iron
- cobalt
- zirconium
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 13
- 229910001069 Ti alloy Inorganic materials 0.000 title abstract description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 53
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 50
- 239000010936 titanium Substances 0.000 claims abstract description 46
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 46
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 36
- 239000000956 alloy Substances 0.000 claims abstract description 36
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims abstract description 25
- 229910052742 iron Inorganic materials 0.000 claims abstract description 24
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims abstract description 23
- 229910017052 cobalt Inorganic materials 0.000 claims abstract description 22
- 239000010941 cobalt Substances 0.000 claims abstract description 22
- 229910052726 zirconium Inorganic materials 0.000 claims abstract description 20
- 239000000843 powder Substances 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims abstract description 13
- 238000005245 sintering Methods 0.000 claims abstract description 12
- 229910052751 metal Inorganic materials 0.000 claims abstract description 6
- 239000002184 metal Substances 0.000 claims abstract description 6
- 150000002739 metals Chemical class 0.000 claims abstract description 5
- 238000002156 mixing Methods 0.000 claims abstract description 4
- 238000001513 hot isostatic pressing Methods 0.000 claims 1
- 229910000883 Ti6Al4V Inorganic materials 0.000 abstract description 6
- 230000007797 corrosion Effects 0.000 abstract description 6
- 238000005260 corrosion Methods 0.000 abstract description 6
- 229910052782 aluminium Inorganic materials 0.000 abstract description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 4
- 239000000654 additive Substances 0.000 abstract description 3
- 230000000996 additive effect Effects 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 2
- 229910002058 ternary alloy Inorganic materials 0.000 abstract description 2
- 239000012620 biological material Substances 0.000 abstract 1
- 238000001727 in vivo Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 239000006104 solid solution Substances 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 229910052763 palladium Inorganic materials 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 238000009864 tensile test Methods 0.000 description 2
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010828 elution Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 238000010587 phase diagram Methods 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明はチタン系焼結合金および
その製造方法にかかるもので、とくにアルミニウム、お
よび生体内で毒性を示す危険性のある元素を含まず、な
おかつ強度および耐腐食特性にすぐれたチタン系焼結合
金およびその製造方法に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a titanium-based sintered alloy and a method for producing the same, and in particular, it does not contain aluminum and elements which may be toxic in vivo, and has strength and corrosion resistance. The present invention relates to an excellent titanium-based sintered alloy and a method for producing the same.
【０００２】[0002]
【従来の技術】従来から、一般の構造用部材、化学プラ
ント、航空宇宙用部材、その他各種部材に最も一般的に
使用されているチタン系の材料は、溶製法による純チタ
ン、およびＴｉ−６Ａｌ−４Ｖ合金であるが、チタン系
材料はその加工性が悪く、単価が高いために、上記溶製
法による場合には、歩留まりの低さによるコスト高が問
題である。2. Description of the Related Art Conventionally, titanium-based materials most commonly used for general structural members, chemical plants, aerospace members, and various other members are pure titanium produced by a melting method and Ti-6Al. Although it is a -4V alloy, the titanium-based material is poor in workability and has a high unit price. Therefore, in the case of the above melting method, there is a problem of high cost due to low yield.
【０００３】上記純チタンは、その強度が低いために高
強度化が望まれている。Since the above-mentioned pure titanium has low strength, it is desired to have high strength.
【０００４】また、Ｔｉ−６Ａｌ−４Ｖ合金は、一般構
造材料としては理想的な特性を有するが、生体内構造材
料としてこれを用いた場合には、バナジウムの生体内へ
の溶出による悪影響、およびアルミニウムによる生体内
での耐食性劣化の危険性があり、生体内での安全性が危
惧されている。Further, Ti-6Al-4V alloy has ideal characteristics as a general structural material, but when it is used as an in-vivo structural material, adverse effects due to elution of vanadium into the living body, and There is a risk of deterioration of corrosion resistance in vivo due to aluminum, and safety in vivo is a concern.
【０００５】なお、特開昭６０−２２１５３９号などの
ように、チタンに鉄、コバルト、ニッケル、パラジウム
を添加したチタン焼結合金もあるが、強度、靱性の面
で、過酷な環境下で使用する構造用部材としては実用に
供することは困難であるとともに、生体に有害なパラジ
ウムを含むために、上記Ｔｉ−６Ａｌ−４Ｖ合金と同様
に生体内での安全性が危惧される。Although there is a titanium sintered alloy in which iron, cobalt, nickel, and palladium are added to titanium as in JP-A-60-221539, it is used in a harsh environment in terms of strength and toughness. It is difficult to put it into practical use as a structural member to be used, and since it contains palladium harmful to the living body, the safety in the living body is concerned like the Ti-6Al-4V alloy.
【０００６】[0006]
【発明が解決しようとする課題】本発明は以上のような
諸問題にかんがみなされたもので、とくに生体用金属材
料として、さらにＴｉ−６Ａｌ−４Ｖ合金の代替え材料
として、アルミニウムを含まず、なおかつ生体内で安全
なジルコニウム、鉄、コバルトなどの添加元素を少量含
んだ、耐食特性が良好で、高強度のチタン系合金および
その製造方法を提供することを課題とする。SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and in particular, does not contain aluminum as a biometallic material and as a substitute material for Ti-6Al-4V alloy, and It is an object of the present invention to provide a titanium alloy containing a small amount of additional elements such as zirconium, iron and cobalt, which are safe in vivo, have good corrosion resistance and high strength, and a method for producing the same.
【０００７】[0007]
【課題を解決するための手段】すなわち本発明は、ニア
ネットシェイプによる歩留まりの向上を期待可能である
こと、および偏析のない微細均質組織が可能であること
などの特徴を有する粉末冶金法の特徴を生かし、チタン
の基地（ｍａｔｒｉｘ）に、生体内で安全なジルコニウ
ム、鉄、コバルトなどの添加元素を少量含ませることに
着目したもので、第一の発明は、チタンと、２〜２０重
量％のジルコニウムと、２〜６重量％の鉄あるいはコバ
ルトとからなる材料による三元素系のチタン系合金であ
る。第二の発明は、チタンに、２〜２０重量％のジルコ
ニウム、および２〜６重量％の鉄あるいはコバルトの元
素単体の粉末、あるいはこれら金属相互間の合金粉末を
所定量混合して圧粉体とする混合圧粉工程と、この圧粉
体を焼結する焼結工程とを有するチタン系焼結合金の製
造方法である。第三の発明は、チタンに、２〜２０重量
％のジルコニウム、および２〜６重量％の鉄あるいはコ
バルトの元素単体の粉末、あるいはこれら金属相互間の
合金粉末を所定量混合して圧粉体とする混合圧粉工程
と、この圧粉体を焼結して焼結体とする焼結工程と、こ
の焼結体を熱間静水圧処理するＨＩＰ工程とを有するチ
タン系焼結合金の製造方法である。Means for Solving the Problems That is, the present invention is characterized by the powder metallurgical method having the features that the yield can be expected to be improved by the near net shape and that a fine homogeneous structure without segregation is possible. In order to make the matrix of titanium contain a small amount of additive elements such as zirconium, iron and cobalt which are safe in vivo, the first invention is titanium and 2 to 20% by weight. Is a three-element titanium-based alloy made of a material consisting of zirconium and 2 to 6% by weight of iron or cobalt. A second aspect of the present invention is a powder compact obtained by mixing titanium with 2 to 20% by weight of zirconium and 2 to 6% by weight of elemental powder of iron or cobalt, or an alloy powder between these metals in a predetermined amount. And a sintering step of sintering the green compact, the method for producing a titanium-based sintered alloy. A third aspect of the present invention is a powder compact obtained by mixing titanium with 2 to 20% by weight of zirconium and 2 to 6% by weight of a powder of elemental element of iron or cobalt, or an alloy powder between these metals in a predetermined amount. Of a titanium-based sintered alloy, which includes a mixed compacting step of :, a sintering step of sintering the compact into a sintered body, and a HIP step of hot isostatically treating the sintered body. Is the way.
【０００８】以下、図面にもとづき本発明をより具体的
に説明する。図１は製造工程を概略的に示した説明図で
あって、図示のように、純チタン粉末１に、ジルコニウ
ム粉末２、およびコバルト粉末３あるいは鉄粉末４を混
合し、圧粉することにより圧粉体５とする。The present invention will be described more specifically below with reference to the drawings. FIG. 1 is an explanatory view schematically showing the manufacturing process. As shown in the figure, pure titanium powder 1 is mixed with zirconium powder 2 and cobalt powder 3 or iron powder 4 and pressed to obtain a powder. Powder 5 is used.
【０００９】この圧粉体５を焼結処理して焼結体６とす
ることにより、チタン系合金とすることができる。A titanium-based alloy can be obtained by sintering the green compact 5 to form a sintered body 6.
【００１０】さらにこの焼結体６を熱間等方圧加圧（Ｈ
ＩＰ）処理して、ＨＩＰ処理体７とすることにより、ほ
ぼ１００％の密度に稠密化し、チタン系合金とすること
ができる。Further, the sintered body 6 is hot isostatically pressed (H
By performing the IP) treatment to form the HIP-treated body 7, the titanium-based alloy can be densified to a density of almost 100%.
【００１１】したがって、本発明によるチタン系合金な
いしはチタン系焼結合金は、Ｔｉ−Ｚｒ−Ｃｏ系、ある
いはＴｉ−Ｚｒ−Ｆｅ系の合金となる。Therefore, the titanium-based alloy or the titanium-based sintered alloy according to the present invention is a Ti-Zr-Co-based or Ti-Zr-Fe-based alloy.
【００１２】上記純チタン粉末の平均粒径は、１４９μ
ｍ以下である。上記ジルコニウム粉末の平均粒径は、４
〜５μｍである。上記コバルト粉末の平均粒径は、１．
４μｍである。上記鉄粉末の平均粒径は、４〜５μｍで
ある。The average particle size of the pure titanium powder is 149 μm.
m or less. The average particle size of the zirconium powder is 4
~ 5 μm. The average particle size of the cobalt powder is 1.
It is 4 μm. The average particle size of the iron powder is 4 to 5 μm.
【００１３】ジルコニウムの添加量としては、ジルコニ
ウムがチタン内に完全に固溶して特定の化合物を析出さ
せることがないため、とくに上限はないが、ジルコニウ
ム粉末の価格がチタン粉末に比べて格段に高価であるた
め、実用的には２０重量％くらいまでが適当で、好まし
くは２〜２０重量％である。The amount of zirconium added has no particular upper limit because zirconium does not completely form a solid solution in titanium and precipitates a specific compound, but the price of zirconium powder is significantly higher than that of titanium powder. Since it is expensive, it is practically suitable up to about 20% by weight, preferably 2 to 20% by weight.
【００１４】コバルトあるいは鉄の添加量は、稠密化処
理であるＨＩＰ処理を行う温度において、チタンが（α
＋β）二相混合領域である必要があることから、実用的
には、ＨＩＰ処理温度が室温〜８００℃で、コバルトお
よび鉄ともに０〜６重量％くらいまで、好ましくは２〜
６重量％である。The amount of cobalt or iron added is such that titanium (α
+ Β) Since it is necessary to be in a two-phase mixed region, practically, the HIP treatment temperature is room temperature to 800 ° C., and both cobalt and iron are about 0 to 6% by weight, preferably 2 to
6% by weight.
【００１５】圧粉処理の圧力条件は、２〜６ｔｏｎ／ｃ
ｍ2である。The pressure condition for the powder compaction is 2 to 6 ton / c.
m 2 .
【００１６】焼結処理の条件は、真空雰囲気中におい
て、温度１１００〜１３００℃で、処理時間１〜４時間
である。The conditions for the sintering treatment are a temperature of 1100 to 1300 ° C. and a treatment time of 1 to 4 hours in a vacuum atmosphere.
【００１７】ＨＩＰ処理条件は、温度７００〜８００
℃、圧力１０００Ｋｇｆ／ｃｍ2で、処理時間１〜４時
間である。ただし、ＨＩＰ処理条件には特別の限定はな
いが、ＨＩＰ処理温度と、コバルトあるいは鉄の添加量
との間には互いに関連性があり、コバルトあるいは鉄の
添加量が０〜６重量％で、ＨＩＰ処理温度は室温〜８０
０℃である。The HIP processing condition is that the temperature is 700 to 800.
° C., at a pressure 1000 kgf / cm 2, a processing time 1-4 hours. However, the HIP treatment condition is not particularly limited, but there is a mutual relation between the HIP treatment temperature and the amount of cobalt or iron added, and the amount of cobalt or iron added is 0 to 6% by weight, HIP processing temperature is room temperature to 80
It is 0 ° C.
【００１８】[0018]
【作用】本発明によるチタン系焼結合金の製造方法にお
いては、チタンに、ジルコニウムと、コバルトあるいは
鉄という安価でしかも生体内でまったく毒性を示さない
添加元素とを粉末冶金法により添加し、焼結処理し、さ
らに好ましくはＨＩＰ処理による稠密化により、Ｔｉ−
６Ａｌ−４Ｖ合金に匹敵する静的機械特性および耐食性
を有する材料を製造することができるとともに、Ｔｉ−
６Ａｌ−４Ｖ合金とは異なって生体内での危険性もない
チタン系焼結合金とすることが可能である。In the method for producing a titanium-based sintered alloy according to the present invention, zirconium and an additive element such as cobalt or iron, which is inexpensive and has no toxicity in the living body, is added to titanium by a powder metallurgy method, followed by firing. Binder treatment, and more preferably by densification by HIP treatment, Ti-
A material having static mechanical properties and corrosion resistance comparable to 6Al-4V alloy can be produced and Ti-
Unlike the 6Al-4V alloy, it is possible to use a titanium-based sintered alloy that is not dangerous in vivo.
【００１９】具体的に述べると、チタンと全率固溶する
ジルコニウムをチタンに添加することにより、チタン基
地を強化することができる。More specifically, the titanium matrix can be strengthened by adding zirconium, which forms a solid solution with titanium, to titanium.
【００２０】また、コバルトあるいは鉄は、チタンと共
析型の状態図をつくり、チタンのβ相安定型元素として
はたらく。Further, cobalt or iron forms a phase diagram of eutectoid type with titanium and acts as a β phase stable element of titanium.
【００２１】鉄は、チタン基地中のβ相を固溶強化す
る。コバルトは、高温域においてチタンがβ相であった
部分に微細な析出物を析出させることによる析出強化を
することができる。Iron solid-solution strengthens the β phase in the titanium matrix. Cobalt can strengthen the precipitation by precipitating fine precipitates in the portion where titanium was in the β phase in the high temperature region.
【００２２】かくして、チタンに、ジルコニウムと、コ
バルトあるいは鉄とを同時に添加した三元素合金とする
と、ジルコニウムおよびコバルトあるいは鉄は互いにチ
タンに対する強化効果を損なうことなく、有効に作用す
るため、互いに少量の添加により、チタン本来の延性を
損なうことなく、その強度および耐食性を強化すること
ができる。Thus, in the case of a ternary alloy in which zirconium and cobalt or iron are added to titanium at the same time, zirconium and cobalt or iron work effectively without impairing the strengthening effect on titanium, so that a small amount of each other is added. By adding titanium, its strength and corrosion resistance can be enhanced without impairing the original ductility of titanium.
【００２３】[0023]
【実施例】つぎに本発明の実施例を説明する。試料の組
成としては、Ｔｉ−Ｚｒ−Ｆｅ系について示すと、純Ｔ
ｉ、Ｔｉ−４重量％Ｚｒ、Ｔｉ−４重量％Ｆｅ、および
Ｔｉ−４重量％Ｚｒ−４重量％Ｆｅの四種類であり、そ
れぞれ上述した原料粉末を秤量し、混合したのち、４ｔ
ｏｎ／ｃｍ2の圧力で圧縮し、圧粉体とした。EXAMPLES Next, examples of the present invention will be described. As for the composition of the sample, when the Ti-Zr-Fe system is shown, pure T
i, Ti-4 wt% Zr, Ti-4 wt% Fe, and Ti-4 wt% Zr-4 wt% Fe. The above-mentioned raw material powders are weighed and mixed, and then 4t.
It was compressed at a pressure of on / cm 2 to obtain a green compact.
【００２４】得られた圧粉体を温度１２５０℃で２時
間、真空焼結し、そののち金属容器に真空封入して、温
度８００℃、圧力１０００Ｋｇｆ／ｃｍ2で、４時間、
ＨＩＰ処理した。The obtained green compact was vacuum-sintered at a temperature of 1250 ° C. for 2 hours and then vacuum-sealed in a metal container at a temperature of 800 ° C. and a pressure of 1000 Kgf / cm 2 for 4 hours.
HIP treated.
【００２５】得られた合金から引張り試片を切り出し、
引張り試験および伸び試験を行った結果を図２の表に示
す。A tensile test piece was cut out from the obtained alloy,
The results of the tensile test and the elongation test are shown in the table of FIG.
【００２６】このように、ジルコニウム、鉄、各々の単
体でも最大引張り強度および伸びについて強化効果はあ
るが、Ｔｉ−Ｚｒ−Ｆｅ系と三元素とすることにより、
さらなる強化が可能であり、最大引張り強度８８Ｋｇｆ
／ｍｍ2、伸び１０％以上というＴｉ−６Ａｌ−４Ｖ合
金の強度に十分匹敵する特性が得られた。As described above, although zirconium and iron alone have the effect of strengthening the maximum tensile strength and elongation, by using the Ti-Zr-Fe system and the three elements,
Can be further strengthened and has maximum tensile strength of 88 kgf
/ Mm 2 and an elongation of 10% or more were obtained, which were properties sufficiently comparable to the strength of the Ti-6Al-4V alloy.
【００２７】[0027]
【発明の効果】以上のように本発明によれば、チタン系
合金として、チタンにジルコニウム、鉄、コバルトなど
を添加した焼結合金とし、またＨＩＰ処理も施すことに
より、Ｔｉ−６Ａｌ−４Ｖ合金の強度に十分匹敵する特
性を有するとともに、生体内用材料としても安全な材料
を製造することができる。As described above, according to the present invention, a Ti-6Al-4V alloy is obtained by using a titanium-based alloy as a sintered alloy in which zirconium, iron, cobalt, etc. are added to titanium, and by applying HIP treatment. It is possible to manufacture a material which has properties sufficiently comparable to the strength of 1. and is safe as an in-vivo material.
【００２８】[0028]
【図１】本発明によるチタン系焼結合金の製造方法にお
ける製造工程を概略的に示した説明図である。FIG. 1 is an explanatory view schematically showing manufacturing steps in a method for manufacturing a titanium-based sintered alloy according to the present invention.
【図２】本発明の実施例によるＴｉ−Ｚｒ−Ｆｅ系合金
の最大引張り強度および伸びを示す表である。FIG. 2 is a table showing maximum tensile strengths and elongations of Ti—Zr—Fe alloys according to examples of the present invention.
１ 純チタン粉末 ２ ジルコニウム粉末 ３ コバルト粉末 ４ 鉄粉末 ５ 圧粉体 ６ 焼結体 ７ ＨＩＰ処理体 1 Pure titanium powder 2 Zirconium powder 3 Cobalt powder 4 Iron powder 5 green compact 6 Sintered body 7 HIP processing body
Claims (3)
ウムと、２〜６重量％の鉄あるいはコバルトとからなる
材料による三元素系のチタン系合金。1. A ternary titanium-based alloy made of a material comprising titanium, 2 to 20% by weight of zirconium, and 2 to 6% by weight of iron or cobalt.
ウム、および２〜６重量％の鉄あるいはコバルトの元素
単体の粉末、あるいはこれら金属相互間の合金粉末を所
定量混合して圧粉体とする混合圧粉工程と、この圧粉体
を焼結する焼結工程とを有するチタン系焼結合金の製造
方法。2. A powder compact is obtained by mixing titanium with 2 to 20% by weight of zirconium and 2 to 6% by weight of a powder of elemental element of iron or cobalt, or an alloy powder between these metals in a predetermined amount. A method for producing a titanium-based sintered alloy, comprising: a mixed compacting step of: and a sintering step of sintering the compact.
ウム、および２〜６重量％の鉄あるいはコバルトの元素
単体の粉末、あるいはこれら金属相互間の合金粉末を所
定量混合して圧粉体とする混合圧粉工程と、この圧粉体
を焼結して焼結体とする焼結工程と、この焼結体を熱間
静水圧処理するＨＩＰ工程とを有するチタン系焼結合金
の製造方法。3. Titanium is mixed with a predetermined amount of powder of elemental element of 2 to 20% by weight of zirconium and 2 to 6% by weight of iron or cobalt, or alloy powder between these metals to obtain a green compact. A method for producing a titanium-based sintered alloy, which comprises: a mixed compacting step for performing the sintering, a sintering step for sintering the compact to obtain a sintered body, and a HIP step for subjecting the sintered body to hot isostatic pressing. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3177738A JP2943026B2 (en) | 1991-06-24 | 1991-06-24 | Method for producing titanium-based alloy and titanium-based sintered alloy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3177738A JP2943026B2 (en) | 1991-06-24 | 1991-06-24 | Method for producing titanium-based alloy and titanium-based sintered alloy |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH051342A true JPH051342A (en) | 1993-01-08 |
| JP2943026B2 JP2943026B2 (en) | 1999-08-30 |
Family
ID=16036261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3177738A Expired - Lifetime JP2943026B2 (en) | 1991-06-24 | 1991-06-24 | Method for producing titanium-based alloy and titanium-based sintered alloy |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2943026B2 (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05148567A (en) * | 1991-11-25 | 1993-06-15 | Nkk Corp | High density powder titanium alloy for sintering |
| JPH06346168A (en) * | 1993-06-03 | 1994-12-20 | Sumitomo Metal Mining Co Ltd | Ti or ti-fe injection-molded and sintered alloy and its production |
| EP1878808A1 (en) * | 2005-04-08 | 2008-01-16 | Sumitomo Metal Industries, Ltd. | Ti ALLOY, Ti ALLOY MEMBER AND METHOD FOR PRODUCING SAME |
| WO2017077922A1 (en) * | 2015-11-02 | 2017-05-11 | 勝義 近藤 | Oxygen-solid-soluted titanium sintered compact and method for producing same |
| WO2017077923A1 (en) * | 2015-11-02 | 2017-05-11 | 勝義 近藤 | Nitrogen-solid-soluted titanium sintered compact and method for producing same |
| CN112143937A (en) * | 2020-09-29 | 2020-12-29 | 中国科学院金属研究所 | High-thermal-stability equiaxial nanocrystalline Ti-Zr-Co alloy and preparation method thereof |
| CN112195365A (en) * | 2020-09-29 | 2021-01-08 | 中国科学院金属研究所 | High-thermal-stability equiaxial nanocrystalline Ti-Zr-Fe alloy and preparation method thereof |
| CN115948676A (en) * | 2022-12-13 | 2023-04-11 | 西安九洲生物材料有限公司 | Self-adaptive implant for bone insufficiency, titanium-zirconium-iron alloy and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60224727A (en) * | 1984-04-24 | 1985-11-09 | Haruyuki Kawahara | Ti-zr sintered alloy |
-
1991
- 1991-06-24 JP JP3177738A patent/JP2943026B2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60224727A (en) * | 1984-04-24 | 1985-11-09 | Haruyuki Kawahara | Ti-zr sintered alloy |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05148567A (en) * | 1991-11-25 | 1993-06-15 | Nkk Corp | High density powder titanium alloy for sintering |
| JPH06346168A (en) * | 1993-06-03 | 1994-12-20 | Sumitomo Metal Mining Co Ltd | Ti or ti-fe injection-molded and sintered alloy and its production |
| EP1878808A1 (en) * | 2005-04-08 | 2008-01-16 | Sumitomo Metal Industries, Ltd. | Ti ALLOY, Ti ALLOY MEMBER AND METHOD FOR PRODUCING SAME |
| EP1878808A4 (en) * | 2005-04-08 | 2010-04-14 | Sumitomo Metal Ind | Ti ALLOY, Ti ALLOY MEMBER AND METHOD FOR PRODUCING SAME |
| US9243309B2 (en) | 2005-04-08 | 2016-01-26 | Nippon Steel & Sumitomo Metal Corporation | Ti alloy and Ti alloy member having Zr and Hf, or Zr and Nb, or Zr, Hf, and Nb for hydrogen embrittlement resistance |
| WO2017077923A1 (en) * | 2015-11-02 | 2017-05-11 | 勝義 近藤 | Nitrogen-solid-soluted titanium sintered compact and method for producing same |
| WO2017077922A1 (en) * | 2015-11-02 | 2017-05-11 | 勝義 近藤 | Oxygen-solid-soluted titanium sintered compact and method for producing same |
| US10807164B2 (en) | 2015-11-02 | 2020-10-20 | Hi-Lex Corporation | Nitrogen solid solution titanium sintered compact and method for producing same |
| US11213889B2 (en) | 2015-11-02 | 2022-01-04 | Katsuyoshi Kondoh | Oxygen solid solution titanium material sintered compact and method for producing same |
| US11802324B2 (en) | 2015-11-02 | 2023-10-31 | Hi-Lex Corporation | Nitrogen solid solution titanium sintered compact and method for producing same |
| CN112143937A (en) * | 2020-09-29 | 2020-12-29 | 中国科学院金属研究所 | High-thermal-stability equiaxial nanocrystalline Ti-Zr-Co alloy and preparation method thereof |
| CN112195365A (en) * | 2020-09-29 | 2021-01-08 | 中国科学院金属研究所 | High-thermal-stability equiaxial nanocrystalline Ti-Zr-Fe alloy and preparation method thereof |
| CN112195365B (en) * | 2020-09-29 | 2022-02-15 | 中国科学院金属研究所 | High-thermal-stability equiaxial nanocrystalline Ti-Zr-Fe alloy and preparation method thereof |
| CN115948676A (en) * | 2022-12-13 | 2023-04-11 | 西安九洲生物材料有限公司 | Self-adaptive implant for bone insufficiency, titanium-zirconium-iron alloy and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2943026B2 (en) | 1999-08-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4917858A (en) | Method for producing titanium aluminide foil | |
| GB2311997A (en) | Oxide-dispersed powder metallurgically produced alloys. | |
| JPS62156240A (en) | Powder metallurgical production of copper-nickel-tin spinodal alloy | |
| JPS60224727A (en) | Ti-zr sintered alloy | |
| Ishijima et al. | Microstructure and bend ductility of W-0.3 mass% TiC alloys fabricated by advanced powder-metallurgical processing | |
| JP2943026B2 (en) | Method for producing titanium-based alloy and titanium-based sintered alloy | |
| US5000910A (en) | Method of manufacturing intermetallic compound | |
| JP2793958B2 (en) | Method for producing titanium-based sintered body by metal powder injection molding method | |
| JP2737498B2 (en) | Titanium alloy for high density powder sintering | |
| US3009809A (en) | Sintering of iron-aluminum base powders | |
| JPH0593233A (en) | Aluminum-modified titanium/titanium alloy microcomposite material | |
| EP0270230A2 (en) | Nickel-base powder metallurgy article | |
| JP5170560B2 (en) | Method to improve ductility and strength of lightweight heat-resistant intermetallic compound by adding third element particles | |
| JP2551285B2 (en) | Titanium alloy for high density powder sintering | |
| US20050163646A1 (en) | Method of forming articles from alloys of tin and/or titanium | |
| JPH09202901A (en) | Production of sintered compact of titanium-nickel alloy | |
| JP2852414B2 (en) | Particle-reinforced titanium-based composite material and method for producing the same | |
| JP2737487B2 (en) | Method for producing titanium alloy for high-density powder sintering | |
| JP4517088B2 (en) | Method to improve ductility and strength of lightweight heat-resistant intermetallic compound by adding third element particles | |
| JPH06212324A (en) | Tic grain dispersed sintered ti alloy and its production | |
| JPS62263940A (en) | Heat treatment of ti-fe sintered alloy | |
| JP3499142B2 (en) | Manufacturing method of iron-based structural materials | |
| JPS624804A (en) | Production of titanium alloy by element powder mixing method | |
| EP0953653A1 (en) | Method for producing forged iron-nickel-base superalloys | |
| JP2716886B2 (en) | Method for producing Ti-Al intermetallic compound |