CN106868347A - A kind of Co Fe B alloy wires with mangneto twisting property high and preparation method thereof - Google Patents
A kind of Co Fe B alloy wires with mangneto twisting property high and preparation method thereof Download PDFInfo
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- CN106868347A CN106868347A CN201710147997.7A CN201710147997A CN106868347A CN 106868347 A CN106868347 A CN 106868347A CN 201710147997 A CN201710147997 A CN 201710147997A CN 106868347 A CN106868347 A CN 106868347A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/07—Alloys based on nickel or cobalt based on cobalt
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/04—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of bars or wire
- B21C37/047—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of bars or wire of fine wires
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C30/00—Alloys containing less than 50% by weight of each constituent
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
- C22C32/0047—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents
- C22C32/0052—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents only carbides
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
- C22C32/0089—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with other, not previously mentioned inorganic compounds as the main non-metallic constituent, e.g. sulfides, glass
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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
- C22F1/10—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N35/00—Magnetostrictive devices
- H10N35/80—Constructional details
- H10N35/85—Magnetostrictive active materials
Abstract
The invention belongs to field of magnetic material, it is related to a kind of Co Fe B alloy wires with mangneto twisting property high and preparation method thereof.It is characterized in that:The B alloy wire is into being grouped into Co100‑x‑yFexMy, wherein M is one or more in B, Cr, Ni, V, Ti, Ga, Mn, MnS, NbC, is calculated by atomic ratio, wherein x=15.5~40, y=0.1~15, and x+y=15~45, balance of cobalt.The present invention is heat-treated by hot-swage, hot pull, cold drawing, galvanization and constant temperature is heat-treated and is finally had<110>The B alloy wire of fiber texture degree, the mangneto coefficient of torsion of the B alloy wire is up to 700 " cm‑1More than, magnetostriction coefficient reaches more than 120ppm.
Description
Technical field
The invention belongs to field of magnetic material, it is related to a kind of Co-Fe B alloy wires with mangneto twisting property high and its system
Preparation Method.
Background technology
, when magnetized state changes, the length and volume of its own occur small for ferromagnetism and ferrimagnetism material
Change, this phenomenon is referred to as magneto-striction phenomenon.Ferrimagnet is subject to axial magnetic field Ha and Circumferential field Hc to act on simultaneously when,
Material can be caused to produce a torsion, torsion angle is Φ, and this mangneto torsion phenomenon is referred to as Wertheim effect (Wiedemann
effect).Wertheim effect and magnetostrictive effect are all a kind of magneto-mechanical effects of ferrimagnet.Since be found with
Come, people think always be between them it is closely coupled, in other words Wertheim effect be exactly magnetostrictive effect one kind it is special
Different situation, the material for possessing big magnetostriction generally also possesses big mangneto torsion.
Traditional ferrimagnet refers to pure Ni, Ni based alloy, Fe based alloys and Ferrite Material.With magnetostriction
And the silk material of mangneto twisting property is widely used in the field such as liquid level sensor and displacement transducer.At present, open report
Magnetostrictive displacement sensor (MDS) waveguide filament Fe-Ni alloy/C by saturation magnetostriction constant less than 30ppm mostly
Silk, such MDS displacement detectings amount is no more than 5m (LuYun, Shen Rong, Feng Zhesheng, et al.Research
on properties ofmagnetostriction Ni-Fe alloy for dis placement sensor[J]
.Journal of Functional Materials,2009.40(11):1791-1793);And with Tb-Dy-Fe as representative
Although giant magnetostrictive material should possess the larger mangneto coefficient of torsion in theory, with tensile strength is low, quality is more crisp not
Easily it is prepared into mangneto and reverses silk material required during application.So, one kind has excellent mechanical performance easily prepared into silk material,
The material but also with more greatly magnetostriction and mangneto twisting property is that pole has application prospect simultaneously.It is found that Fe-Ga
There is alloy mechanical strength high and preferable plasticity to have the possibility for being processed into silk material, the Li Jiheng of China in 2010
Deng to Fe83Ga17Alloy has carried out directional solidification, hot-swage, hot pull, recovery and recrystallization heat treatment, obtains with good texture
Fe-Ga B alloy wires, the B alloy wire saturation mangneto coefficient of torsion is about 245 " cm-1。(J.H.Li,X.X.Gao,T.Xia,
L.Cheng,X.Q.Bao and J.Zhu.Texture Fe-Ga magnetostrictive wireswith large
Wiedemann twist.J.Scripta Materialia.,2000,63:28-31.).Research finds that Co-Fe alloys have
Magnetostriction coefficient higher (Dwight Hunter, Will Osborn, Ke Wang, Nataliya Kazantseva,
Jason Hattrick-Simpers,Richard Suchoski,Ryota Takahashi,Marcus L.Young,Apurva
Mehta,Leonid A.Bendersky,Sam E.Lofland,Manfred Wuttig&Ichiro Takeuchi.Giant
magnetostriction in annealed Co1-xFex thin-films.Nature Communications,2010,2:
518), this has established theoretical foundation for Co-Fe alloys prepare high-performance magnetism to torsion and magnetostriction silk material.Compared to Fe-Ga
First, Co-Fe cost of alloy is relatively reduced alloy;Secondly, Co-Fe alloys make it in silk with better plasticity, ductility
Easier, efficient, energy-conservation on material process of preparing, can substantially reduce production cost;Finally, make compared with high-curie temperature
Co-Fe B alloy wires can be applied in the hot environment being likely to occur.
The content of the invention
The purpose of the present invention is to prepare a kind of Co-Fe B alloy wires with mangneto twisting property high, the mangneto of the B alloy wire
The coefficient of torsion is up to 700 " cm-1More than, magnetostriction coefficient reaches more than 120ppm.
Specific implementation step of the present invention is:
1st, by atomic percent melting Co100-x-yFexMyAlloy, wherein x=15.5~40, y=0.1~15, and x+y=
15~45;M is one or more in B, Cr, Ni, V, Ti, Ga, Mn, MnS, NbC.The melting is by designed alloying component
Carry out dispensing and add appropriate scaling loss;Use vacuum induction furnace smelting foundry alloy;Make melting sources formed alloy after refining 5~
10min, pours into alloy pig;Alloy pig is incubated 10~24h at 1100~1300 DEG C with uniform formation's composition;
The 2nd, alloy pig is forged into the cylinder blank of 10~25mm of diameter at 1100~1250 DEG C;
3rd, hot pull is carried out at a temperature of 950~1150 DEG C, a diameter of 2~6.5mm of silk material after hot pull, after hot pull
Silk material be placed in hydrogen heat-treatment furnace, be passed through hydrogen, be warming up to 800~1150 DEG C with stove, taken out after 0.5~15min of insulation
Air cooling;
4th, cold drawing, deflection is 45%~82%.Silk material is once annealed by continuous heat treating furnace, annealing temperature
It is 300~900 DEG C to spend, and silk material time in heat preservation zone is 0.2~15min, continues cold drawing to a diameter of 0.5mm;
5th, loading tension stretches B alloy wire, and loads the electric current of 0.5~100A, and 0.1~2min of load time is carried out
Galvanization is heat-treated;Then constant temperature heat treatment is carried out in argon gas, heat treatment temperature is 400~1000 DEG C, a length of during heat treatment
0.1~1.5h.
6th, product is obtained.
The Co-Fe alloy wires obtained using the inventive method, the degree of orientation is high, and the mangneto coefficient of torsion is up to 700 "/cm
More than, there is Magnetostriction higher along drawing direction, magnetostriction coefficient reaches more than 120ppm, and tensile strength is more than
680MPa, the contraction percentage of area is more than 62.3%, and elongation percentage is more than 10.7%.
The advantage of the invention is that:
1) addition of M alloying elements, can promote texture to be formed;In finished product silk material in the form of CoM or FeM precipitated phases
In the presence of dispersion-strengtherning improves material mechanical performance.
2) it is prepared for strong<110>The Co-Fe B alloy wires of fiber texture degree.
3) preparation technology that the present invention is used is easy to spread, and high yield rate is conducive to large-scale production.
Brief description of the drawings
Fig. 1 is (Co after heat treatment70Fe30)99.9(NbC)0.1The Magnetostriction curve of alloy wire.
Fig. 2 is (Co after heat treatment70Fe30)99.9(NbC)0.1The mangneto torsion curve of alloy wire.
Fig. 3 is (Co after heat treatment70Fe30)99.9(NbC)0.1The inverse pole figure of alloy wire.
Specific embodiment
Embodiment 1:Co with mangneto twisting property high65Fe34.8Ti0.1Ni0.1Alloy wire and preparation method thereof
The Fe of the Co and 99.99% using purity more than 99.9%, by atomic percent dispensing.The raw material that will be prepared is put into
Vaccum sensitive stove, is passed through argon gas as protective gas after vacuumizing, to rear casting ingot-forming is completely melt, alloy pig exists sensing heating
1150 DEG C of insulation 8h are with uniform formation's composition;The cylinder blank of a diameter of 15mm is swaged at 1150 DEG C;By the alloy after forging
In 950 DEG C of hot pulls;Hot pull passage is 3, a diameter of 3.5mm of silk material after hot pull, and the silk material after hot pull is placed in into hydrogen
In heat-treatment furnace, hydrogen is passed through, 850 DEG C are warming up to stove, air cooling is taken out after insulation 3min.Then cold drawing under normal temperature, cold change
Shape amount is 85.7%, and cold drawing passage is 13, the final silk material for obtaining diameter 0.5mm, as a diameter of 1.4mm of silk material, by silk
Material is heat-treated by continuous heat treating furnace, and heat treatment temperature is 650 DEG C, and silk material passes through heat preservation zone used time 5min.By alloy
Silk material two ends are fixed and loading tension stretches B alloy wire, and alternating current is loaded at silk material two ends, and loading equivalent current is 70A,
Load time 30s.Then silk material is placed in argon thermal treatment stove, is passed through argon gas, 400 DEG C, after insulation 0.5h are warming up to stove
Air cooling.The final Co for obtaining65Fe34.8Ti0.1Ni0.1Alloy wire maximum magnetostriction coefficient (3/2) λsIt is 122.4ppm, it is maximum
The mangneto coefficient of torsion is 736.3 "/cm.
Embodiment 2:(Co with mangneto twisting property high70Fe30)99.9(NbC)0.1Alloy wire and preparation method thereof
Co, 99.99% Fe, ferro-niobium, iron-carbon alloy using purity more than 99.9%, by atomic percent dispensing.Will
The raw material for preparing is put into vaccum sensitive stove, and argon gas is passed through after vacuumizing as protective gas, and sensing heating is poured to after being completely melt
Ingot is formed, alloy pig is incubated 20h at 1200 DEG C with uniform formation's composition;The cylindrical base of a diameter of 15mm is swaged at 1150 DEG C
Material;By the alloy after forging in 950 DEG C of hot pulls;Hot pull passage is 2, a diameter of 6mm of silk material after hot pull, after hot pull
Silk material is placed in hydrogen heat-treatment furnace, is passed through hydrogen, and 900 DEG C are warming up to stove, and air cooling is taken out after insulation 3min.Then under normal temperature
Cold drawing, cold deformation is 86.7%, and cold drawing passage is 15, the final silk material for obtaining diameter 0.8mm, when silk material is a diameter of
During 2.1mm, silk material is heat-treated by continuous heat treating furnace, heat treatment temperature is 850 DEG C, and silk material passes through the heat preservation zone used time
20s.Alloy wire two ends are fixed and loading tension stretches B alloy wire, alternating current is loaded at silk material two ends, load equivalent
Electric current is 30A, load time 2min.Then silk material is placed in argon thermal treatment stove, is passed through argon gas, 800 DEG C are warming up to stove,
Air cooling after insulation 1h.Fig. 1 is (Co after heat treatment70Fe30)99.9(NbC)0.1The Magnetostriction curve of alloy wire, it is maximum
Magnetostriction coefficient (3/2) λsIt is 130.7ppm.Fig. 2 is (Co after heat treatment70Fe30)99.9(NbC)0.1The mangneto of alloy wire is turned round
"/cm, Fig. 3 are (Co after heat treatment to turn curve, its maximum mangneto coefficient of torsion is 972.570Fe30)99.9(NbC)0.1Alloy wire
Along the inverse pole figure of drawing direction.
Claims (3)
1. a kind of preparation method of the Co-Fe B alloy wires with mangneto twisting property high, it is characterised in that:The B alloy wire is into packet
Turn into:
Co100-x-yFexMy,
Calculated by atomic ratio, wherein,
Wherein x=15.5~40, y=0.1~15, and x+y=15~45;
M is one or more in B, Cr, Ni, V, Ti, Ga, Mn, MnS, NbC;
By atomic percent melting Co100-x-yFexMyAlloy, the melting is by designed alloying component to carry out dispensing and add
Appropriate scaling loss;Use vacuum induction furnace smelting foundry alloy;Melting sources is refined 5~10min after forming alloy, pour into alloy
Ingot;Alloy pig is incubated 10~24h at 1100~1300 DEG C with uniform formation's composition;
Alloy pig is forged into the cylinder blank of 10~25mm of diameter at 1100~1250 DEG C;
Hot pull is carried out at a temperature of 950~1150 DEG C, a diameter of 2~6.5mm of silk material after hot pull, by the silk material after hot pull
It is placed in hydrogen heat-treatment furnace, is passed through hydrogen, 800~1150 DEG C are warming up to stove, air cooling is taken out after 0.5~15min of insulation;
Cold drawing is carried out in room temperature, when deflection is 45%~82%, silk material is once moved back by continuous heat treating furnace
Fire, annealing temperature is 300~900 DEG C, and silk material time in heat preservation zone is 0.2~15min, continues cold drawing to a diameter of
0.5mm;
Shaping silk material is carried out into galvanization heat treatment, constant temperature heat treatment is then carried out in argon gas, heat treatment temperature is 400~
1000 DEG C, a length of 0.1~1.5h during heat treatment.
2. a kind of preparation method of the Co-Fe B alloy wires with mangneto twisting property high as claimed in claim 1, its feature exists
In:The galvanization Technology for Heating Processing is:B alloy wire two ends are fixed and is stretched, and load the electric current of 0.5~100A, load time
It is 0.2~3min.
3. a kind of preparation method of the Co-Fe B alloy wires with mangneto twisting property high as claimed in claim 1, its feature exists
In:The Co-Fe alloy wires obtained using the inventive method, the mangneto coefficient of torsion is up to 700 "/more than cm, along drawing direction
With Magnetostriction higher, magnetostriction coefficient is up to more than 120ppm.
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108118194A (en) * | 2017-11-22 | 2018-06-05 | 包头稀土研究院 | The preparation method of Fe-Co base magnetic strictions alloy and its B alloy wire |
CN109402454A (en) * | 2018-11-13 | 2019-03-01 | 江西理工大学 | A kind of CoVGa base Heusler alloy for realizing field drives metamagnetism reverse martensitic transformation |
CN110280619A (en) * | 2019-05-21 | 2019-09-27 | 江苏图南合金股份有限公司 | A kind of high temperature alloy bar silk material preparation method |
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CN102537162A (en) * | 2012-01-06 | 2012-07-04 | 北京科技大学 | Spring with stiffness coefficient controlled by magnitude field and preparation method thereof |
CN103084426A (en) * | 2013-01-23 | 2013-05-08 | 山西太钢不锈钢股份有限公司 | Manufacturing method of stainless steel special pipe for nuclear fusion reactor |
CN105755326A (en) * | 2016-04-07 | 2016-07-13 | 林森阳 | Power cable fixing head |
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2017
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US20080187453A1 (en) * | 2005-10-12 | 2008-08-07 | W.C. Heraeus Gmbh | Material mixture, sputter target and method for producing a sputter target |
CN102537162A (en) * | 2012-01-06 | 2012-07-04 | 北京科技大学 | Spring with stiffness coefficient controlled by magnitude field and preparation method thereof |
CN103084426A (en) * | 2013-01-23 | 2013-05-08 | 山西太钢不锈钢股份有限公司 | Manufacturing method of stainless steel special pipe for nuclear fusion reactor |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108118194A (en) * | 2017-11-22 | 2018-06-05 | 包头稀土研究院 | The preparation method of Fe-Co base magnetic strictions alloy and its B alloy wire |
CN109402454A (en) * | 2018-11-13 | 2019-03-01 | 江西理工大学 | A kind of CoVGa base Heusler alloy for realizing field drives metamagnetism reverse martensitic transformation |
CN109402454B (en) * | 2018-11-13 | 2021-11-09 | 江西理工大学 | CoVGa-based Heusler alloy for realizing magnetic field driven metamagnetic reverse martensitic phase transformation |
CN110280619A (en) * | 2019-05-21 | 2019-09-27 | 江苏图南合金股份有限公司 | A kind of high temperature alloy bar silk material preparation method |
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