CN106399753A - Titanium-aluminum-vanadium alloy material and preparing method thereof - Google Patents
Titanium-aluminum-vanadium alloy material and preparing method thereof Download PDFInfo
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- CN106399753A CN106399753A CN201610890250.6A CN201610890250A CN106399753A CN 106399753 A CN106399753 A CN 106399753A CN 201610890250 A CN201610890250 A CN 201610890250A CN 106399753 A CN106399753 A CN 106399753A
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/001—Starting from powder comprising reducible metal compounds
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- 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
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/045—Alloys based on refractory metals
- C22C1/0458—Alloys based on titanium, zirconium or hafnium
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Abstract
The invention relates to a titanium alloy material and a preparing method thereof, in particular to a titanium-aluminum-vanadium alloy material and a preparing method thereof, and belongs to the technical field of metallurgy. The provided titanium-aluminum-vanadium alloy material comprises, by weight, 55-63.2 parts of Ti, 26.8-40 parts of Al and 5-15 parts of V. The preparing method of the titanium-aluminum-vanadium alloy material comprises the following steps that a, burdening is conducted, by weight, 25-29.2 parts of titanium dioxide, 24.5-26.3 parts of aluminum powder, 20-28.6 parts of calcium oxide, 14-20 parts of calcium fluoride and 2.9-7.5 parts of vanadium pentoxide are taken; b, uniform mixing is conducted, and the prepared materials in the step a are evenly mixed; c, roasting is conducted, the raw materials evenly mixed in the step b are roasted, the roasting temperature ranges from 1,450 DEG C to 1,700 DEG C, and the roasting time ranges from 20 min to 50 min; and d, cooling is conducted, and the raw materials obtained after roasting in the step c are cooled. The titanium-aluminum-vanadium alloy material is low in titanium content, alloy density and raw material cost, the plasticity of the alloy is good, and the brittle-ductile transition temperature is low. The preparing method of the titanium-aluminum-vanadium alloy material is low in cost, the technology and equipment requirement is simple, and the raw material source is wide.
Description
Technical field
The present invention relates to a kind of titanium alloy material and preparation method thereof, more particularly, to a kind of titanium aluminum vanadium alloy and its preparation side
Method, belongs to metallurgical technology field.
Background technology
China's Panxi Diqu possesses abundant titanium resource and vanadium resource, and reserves are at the forefront in the world.Therefore, carry out to titanium aluminum
The research of vanadium alloy has advantageous advantage.
Titanium alloy has two excellent performances：Specific strength is high, corrosion-resistant so as in Aero-Space, chemical industry, medicine
Engineering is extensively applied.But the maximum operation (service) temperature of titanium makes its oxidation characteristic be restricted, and TiAl intermetallic compound is permissible
Partial overcomes this shortcoming, and therefore it becomes the emphasis of titanium alloy development and focus.As shown in figure 1, titanium aluminium base alloy can be straight
Connect and compare favourably with full-fledged high-temperature steel and nickel based super alloy, therefore titanium-aluminium alloy becomes the focus of research.
Vanadium has the title of metal " vitamin ".Vanadium to having excellent improving effect in titanium alloy, can apply by titanium aluminum vanadium alloy
To aerospace field.
《The GB/T 3620.1-2007 titanium or titanium alloy trade mark and chemical composition》Disclose the species of existing titanium alloy and each
In chemical composition in titanium alloy, wherein titanium aluminum vanadium alloy, the content of titanium is all higher, the content more than 80% of titanium, therefore density
Higher, for example, TC3 contains 4.5%～6.0% aluminum and 3.5%～4.5% vanadium；TC4 contains 5.5%～6.8% aluminum and 3.5%
～4.5% vanadium；TC10 contain 5.5%～6.5% aluminum, 5.5%～6.5% vanadium, 1.5%～2.5% stannum, 0.35%～1.0%
Ferrum and 0.35%～1.0% bronze medal；TA17 contains 3.5～4.5% aluminum, 1.5～3.0% vanadium；TA18 contain 2.5～3.5% aluminum,
2.0～3.0% vanadium, surplus is mainly titanium.
The preparation method of traditional titanium is mainly Kroll method and Hunter method, and Hunter method is to prepare the side of Titanium earliest
Method but the shortcomings of the titanium sponge C 1 content of this method preparation is high, block is little, loose, founding poor performance, volatile matters are many, 20 worlds 80 years
Progressively it is eliminated for the later stage.
Kroll method is to produce titanium sponge most successful, topmost method, and Kroll method is first by TiO2Carry out chlorination preparation
TiCl4, main equation is：TiO2+2Cl2+ 2C=TiCl4+2CO；Then TiCl4Titanium sponge is prepared by Mg reduction：TiCl4+2Mg
=Ti+2MgCl2.
As shown in Fig. 2 Kroll method technological process length, cycle are long, percent reduction is low, reducing agent price high, process is difficult to continuously
Metaplasia produces the shortcomings of cause titanium sponge production high cost.The price of titanium is 5-8 times of common stainless steel price.
Great majority adopt powder metallurgy to Ti-Al alloy preparation method at present, and ingot casting is metallurgical with casting and titanium carries out weight with aluminum
The preparation methoies such as molten method smelting are so that the preparation cost of titanium-aluminium alloy is higher.
Consult pertinent literature and patent has no and prepares titanium aluminium vanadium using electrit thermal reduction.
Content of the invention
The invention solves the problems that first technical problem be that a kind of titanium aluminum vanadium alloy material is provided, this titanium aluminum vanadium alloy titanium contains
Amount is low, and alloy density is low, can be used for preparing low-density titanium-aluminium alloy.
For solving first technical problem, the technical scheme is that：Titanium aluminum vanadium alloy material, described titanium aluminum vanadium alloy
Material contains：The V of the Ti of 55～63.2 weight portions, the Al of 26.8～40 weight portions and 5～15 weight portions.
Further, described titanium aluminum vanadium alloy material by the Ti of 55～63.2 weight portions, the Al of 26.8～40 weight portions, 5
Other impurity compositions of the V of～15 weight portions, the oxygen of 1.5～1.8 weight portions and 0.8～1.8 weight portion.
The invention solves the problems that second technical problem be that a kind of preparation method of above-mentioned titanium aluminum vanadium alloy material is provided, should
Method process is simple, synthesizes low cost.
For solving second technical problem, the technical scheme is that：The preparation method of titanium aluminum vanadium alloy material, including
Following steps：
A. dispensing：Take titanium dioxide 25～29.2 weight portion, aluminium powder 24.5～26.3 weight portion, calcium oxide 20～28.6 weight
Part, calcium fluoride 14～20 weight portion, vanadic anhydride 2.9～7.5 weight portion；
B. mix：The material mix homogeneously that a step is prepared；
C. roasting：The raw material roasting that b step is mixed, 1450～1700 DEG C of sintering temperature, roasting time 20～50min；
D. cool down：By the raw material cooling after step c roasting, realize efficiently separating of titanium aluminum vanadium alloy and slag.
Preferably, b step adopts ball mill mix homogeneously.
Preferably, step c carries out roasting in Muffle furnace.
Preferably, Step d natural cooling in air atmosphere.
Further, b step adopts the Ball-milling Time 20～60min of ball mill mix homogeneously.
Preferably, 1450 DEG C -1600 DEG C of step c sintering temperature.
Preferably, step c roasting time 20～30min.
Further, the yield more than 92% of titanium, the yield more than 93% of vanadium, alloy yield more than 73%.
Beneficial effects of the present invention：
The titanium aluminum vanadium alloy material of the present invention, main component is the Ti of 55～63.2 weight portions, 26.8～40 weight portions
The Al and V of 5～15 weight portions, alloy density is low, can be further used for preparing low-density titanium-aluminium alloy, cost of material is also low,
Plasticity is good, and brittle-ductile transition temperature is low.
Titanium dioxide, vanadic anhydride etc. are raw material blending by the preparation method of the titanium aluminum vanadium alloy material of the present invention, adopt
Electrit thermal reduction one-step synthesis titanium aluminum vanadium alloy, titanium yield and vanadium yield are also higher, can greatly shorten technological process, reduce
Preparation cost.Additionally, the present invention can cool down in atmosphere it is not necessary to vacuum or inert gas shielding, slag and alloy after cooling
Easily separated, the impurity content of prepared alloy is low.
The method preparing titanium aluminum vanadium alloy material with respect to tradition, the method has low cost, technique and equipment requirements letter
Advantage single, that raw material sources are wide.
Brief description
Fig. 1 is various alloy high-temp Performance comparision figures；
Fig. 2 is Kroll method flow chart；
Fig. 3 is present invention process flow chart；
The titanium aluminum vanadium alloy sample drawing that Fig. 4 is prepared for the present invention.
Specific embodiment
1st, titanium aluminum vanadium alloy material, described titanium aluminum vanadium alloy material contains：The Ti of 55～63.2 weight portions, 26.8～40 weights
The amount Al of part and V of 5～15 weight portions.
Further, described titanium aluminum vanadium alloy material by the Ti of 55～63.2 weight portions, the Al of 26.8～40 weight portions, 5
Other impurity compositions of the V of～15 weight portions, the oxygen of 1.5～1.8 weight portions and 0.8～1.8 weight portion.
2nd, the preparation method of titanium aluminum vanadium alloy material, as shown in Fig. 3 present invention process flow chart, comprises the steps：
A. dispensing：Take titanium dioxide 25～29.2 weight portion, aluminium powder 24.5～26.3 weight portion, calcium oxide 20～28.6 weight
Part, calcium fluoride 14～20 weight portion, vanadic anhydride 2.9～9.5 weight portion；
B. mix：The material mix homogeneously that a step is prepared；
C. roasting：The raw material roasting that b step is mixed, 1450～1700 DEG C of sintering temperature, roasting time 20～50min；
D. cool down：By the raw material cooling after step c roasting, realize efficiently separating of titanium aluminum vanadium alloy and slag.
As Fig. 4 present invention preparation titanium aluminum vanadium alloy sample drawing shown in, Step d cooling after, slag on titanium aluminum vanadium alloy surface,
And color is different from titanium aluminum vanadium alloy, can readily slag and titanium aluminum vanadium alloy be separated, the impurity content of prepared alloy is low,
The main component of slag is CaO-Al2O3-CaF2.
For ensureing the abundant mixing of material powder it is preferable that b step adopts ball mill mix homogeneously, ball milling function is mixed
While even raw material, also raw material is ground further.
Control sintering temperature for more preferable it is preferable that step c carries out roasting in Muffle furnace, also can be selected for other can control
The roaster of temperature processed.
Using the method for the present invention, the metal group restoring can flock together, and formed block, be melt cinder ladle and wrap up in, can
To play the effect of isolation air, thus Step d can be achieved with slag and titanium aluminum vanadium alloy by natural cooling in air atmosphere
Separate, cost-effective, need to select other types of cooling also dependent on producing.
Further, b step adopts the Ball-milling Time 20～60min of ball mill mix homogeneously, and Ball-milling Time can be according to former
The amount of material and raw material particle size suitably adjust.
Preferably, 1450 DEG C -1600 DEG C of step c sintering temperature.
Preferably, step c roasting time 20～30min.
Further, the yield more than 92% of titanium, the yield more than 93% of vanadium, alloy yield more than 73%.
With reference to embodiment, the specific embodiment of the present invention is further described, therefore the present invention is not limited
System is among described scope of embodiments.
Embodiment 1
Weigh titanium dioxide 27.3 weight portion, aluminium powder 24.5 weight portion, CaO 28.5 weight portion, CaF214.2 weight portion,
V2O55.5 weight portion.Above-mentioned raw materials are added in ball mill and carries out batch mixing ball milling 20min.The raw material of mix homogeneously is put into corundum
In crucible, then corundum crucible is put in Muffle furnace 1560 DEG C carry out roasting, roasting time is 20min.Obtaining after roasting
Alloy material natural cooling in air atmosphere, obtains titanium aluminum vanadium alloy and slag.
Measuring the main chemical compositions of titanium aluminum vanadium alloy material obtaining is：58.5 weight portion Ti, 27.2 weight portion Al,
10.5 weight portion V, 1.5 parts by weight O, other 0.8 weight portions；Calculating titanium yield is 93%, vanadium yield 95%, and alloy yield is
75%.
Embodiment 2
Weigh titanium dioxide 29.2 weight portion, aluminium powder 26.3 weight portion, CaO 27.5 weight portion, CaF214.0 weight portion,
V2O53 weight portions.Above-mentioned raw materials are added in ball mill and carries out batch mixing ball milling 1h.The raw material of mix homogeneously is put into corundum crucible
In, then corundum crucible is put in Muffle furnace 1500 DEG C carry out roasting, roasting time is 30min.The alloy obtaining after roasting
Material natural cooling in air atmosphere, obtains titanium aluminum vanadium alloy and slag.
Measuring the main chemical compositions of titanium aluminum vanadium alloy material obtaining is：62.5 weight portion Ti, 31.25 weight portion Al,
6.25 weight portion V, 1.8 parts by weight O, other 1.2 weight portions；Calculating titanium yield is 92%, vanadium yield 93%, and alloy yield is
73%.
Embodiment 3
Weigh titanium dioxide 25.1 weight portion, aluminium powder 24.5 weight portion, CaO 24.6 weight portion, CaF218.3 weight portion,
V2O57.5 weight portion.Above-mentioned raw materials are added in ball mill and carries out batch mixing ball milling 40min.The raw material of mix homogeneously is put into corundum
In crucible, then corundum crucible is put in Muffle furnace 1600 DEG C carry out roasting, roasting time is 50min.Obtaining after roasting
Alloy material natural cooling in air atmosphere, obtains titanium aluminum vanadium alloy and slag.
Measuring the main chemical compositions of titanium aluminum vanadium alloy material obtaining is：55.8 weight portion Ti, 30.2 weight portion Al,
12.5 weight portion V, 1.5 parts by weight O, other 0.5 weight portions；Calculating titanium yield is 93%, vanadium yield 94%, and alloy yield is
75%.
Claims (10)
1. titanium aluminum vanadium alloy material is it is characterised in that described titanium aluminum vanadium alloy material contains：The Ti of 55～63.2 weight portions,
The Al of 26.8～40 weight portions and V of 5～15 weight portions.
2. titanium aluminum vanadium alloy material according to claim 1 it is characterised in that described titanium aluminum vanadium alloy material by 55～
The Ti of 63.2 weight portions, the Al of 26.8～40 weight portions, the V of 5～15 weight portions, the oxygen of 1.5～1.8 weight portions and 0.8～1.8
Other impurity compositions of weight portion.
3. the preparation method of titanium aluminum vanadium alloy material as claimed in claim 1 or 2 is it is characterised in that described preparation method bag
Include following steps：
A. dispensing：Take titanium dioxide 25～29.2 weight portion, aluminium powder 24.5～26.3 weight portion, calcium oxide 20～28.6 weight portion,
Calcium fluoride 14～20 weight portion, vanadic anhydride 2.9～7.5 weight portion；
B. mix：The material mix homogeneously that a step is prepared；
C. roasting：The raw material roasting that b step is mixed, 1450～1700 DEG C of sintering temperature, roasting time 20～50min；
D. cool down：By the raw material cooling after step c roasting, realize efficiently separating of titanium aluminum vanadium alloy and slag.
4. the preparation method of titanium aluminum vanadium alloy material according to claim 3 is it is characterised in that b step adopts ball mill
Mix homogeneously.
5. the preparation method of the titanium aluminum vanadium alloy material according to claim 3 or 4 is it is characterised in that step c is in Muffle furnace
In carry out roasting.
6. the preparation method of the titanium aluminum vanadium alloy material according to any one of claim 3～5 is it is characterised in that Step d exists
Natural cooling under air atmosphere.
7. titanium aluminum vanadium alloy material according to claim 4 preparation method it is characterised in that ball mill mix ball milling
Time 20～60min.
8. the preparation method of the titanium aluminum vanadium alloy material according to any one of claim 3～7 is it is characterised in that step c roasts
Burn 1450 DEG C -1600 DEG C of temperature.
9. the preparation method of the titanium aluminum vanadium alloy material according to any one of claim 3～8 is it is characterised in that step c roasts
Burning time 20～30min.
10. the preparation method of the titanium aluminum vanadium alloy material according to any one of claim 3～9 is it is characterised in that the receipts of titanium
Rate more than 92%, the yield more than 93% of vanadium, alloy yield more than 73%.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107641726A (en) * | 2017-09-21 | 2018-01-30 | 攀枝花学院 | A kind of TC4 titanium alloys and preparation method thereof |
| CN112981175A (en) * | 2021-02-04 | 2021-06-18 | 攀枝花学院 | Ti-6Al-4V alloy material and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS586905A (en) * | 1981-07-06 | 1983-01-14 | Funakubo Hiroyasu | Manufacture of shape memory alloy and superrelastic alloy |
| CN1483843A (en) * | 2002-09-17 | 2004-03-24 | 攀钢集团北海特种铁合金公司 | Method for producing high titanium iron |
| CN1827810A (en) * | 2006-04-04 | 2006-09-06 | 海南海峨万州实业公司 | Method for producing high-titanium ferroalloy 70 outside the furnace |
| CN104120304A (en) * | 2014-07-21 | 2014-10-29 | 东北大学 | Method for preparing titanium aluminum alloy based on aluminum heat self-propagation-injection depth reduction |
-
2016
- 2016-10-12 CN CN201610890250.6A patent/CN106399753B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS586905A (en) * | 1981-07-06 | 1983-01-14 | Funakubo Hiroyasu | Manufacture of shape memory alloy and superrelastic alloy |
| CN1483843A (en) * | 2002-09-17 | 2004-03-24 | 攀钢集团北海特种铁合金公司 | Method for producing high titanium iron |
| CN1827810A (en) * | 2006-04-04 | 2006-09-06 | 海南海峨万州实业公司 | Method for producing high-titanium ferroalloy 70 outside the furnace |
| CN104120304A (en) * | 2014-07-21 | 2014-10-29 | 东北大学 | Method for preparing titanium aluminum alloy based on aluminum heat self-propagation-injection depth reduction |
Non-Patent Citations (2)
| Title |
|---|
| T.AHMED AND H.M.FLOWER: ""The phase transformations in alloys based on titanium aluminides Ti3Al-V and TiAl-V"", 《MATERIALS SCIENCE AND ENGINEERING》 * |
| 李军等: ""铝热还原TiO2制备Ti-Al中间合金试验研究"", 《钢铁钒钛》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107641726A (en) * | 2017-09-21 | 2018-01-30 | 攀枝花学院 | A kind of TC4 titanium alloys and preparation method thereof |
| CN112981175A (en) * | 2021-02-04 | 2021-06-18 | 攀枝花学院 | Ti-6Al-4V alloy material and preparation method thereof |
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| CN106399753B (en) | 2017-12-01 |
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Effective date of registration: 20200320 Address after: No.769 Ningbo Road, Xingcheng street, high tech Zone, Zaozhuang City, Shandong Province Patentee after: SHANDONG TIANQU ALUMINUM INDUSTRY Co.,Ltd. Address before: 617000 Airport Road, Panzhihua, Sichuan, No. 10 Patentee before: PANZHIHUA University |