CN109604865A - For connecting the zirconium base solder of TiAl alloy Yu Ni based high-temperature alloy - Google Patents

For connecting the zirconium base solder of TiAl alloy Yu Ni based high-temperature alloy Download PDF

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Publication number
CN109604865A
CN109604865A CN201811365932.0A CN201811365932A CN109604865A CN 109604865 A CN109604865 A CN 109604865A CN 201811365932 A CN201811365932 A CN 201811365932A CN 109604865 A CN109604865 A CN 109604865A
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solder
alloy
band
content
zirconium base
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CN201811365932.0A
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CN109604865B (en
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孔见
董可伟
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Nanjing University of Science and Technology
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Nanjing University of Science and Technology
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/24Selection of soldering or welding materials proper
    • B23K35/32Selection of soldering or welding materials proper with the principal constituent melting at more than 1550 degrees C
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/40Making wire or rods for soldering or welding

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Laser Beam Processing (AREA)
  • Ceramic Products (AREA)
  • Arc Welding In General (AREA)

Abstract

The invention discloses a kind of for connecting the zirconium base solder of TiAl alloy Yu Ni based high-temperature alloy.The solder formula includes following component: 70wt%-75wt%Zr, 4wt%-12wt%Al, 12wt%-18wt%Ni, 3wt%-8wt%Co, 0.1-0.5wt%Y and 0.05wt%-0.2wt%Nb;Using melting and the method for getting rid of band, about 40-50 μm of thickness is prepared, the amorphous ribbon that width is about 10mm.The band that the ingredient obtains has superplastic deformation ability within the scope of wider supercooling liquid phase region, the contact area of middle layer and base material is enabled to greatly improve, using amorphous ribbon provided by the present invention as middle layer, strength of welded joint obtained is more than 300Mpa.

Description

For connecting the zirconium base solder of TiAl alloy Yu Ni based high-temperature alloy
Technical field
The present invention relates to a kind of zirconium base solders, belong to engineering material field.
Background technique
TiAl(Ti3Al, TiAlNb) base intermetallic compound alloy have density is low, elasticity modulus is high, high-temperature mechanics The features such as energy is good and anti-oxidant, it is expected to be widely applied in the fields such as Aeronautics and Astronautics and military project.Especially as guided missile, fly The turbine material of the engines such as ship, supersonic plane and tank is in use, be greatly improved the working performance and use of engine Service life.As engine material in use, usually need to connect titanium aluminium with nickel base superalloy, it is each to give full play to From excellent performance.The welded connecting of TiAl intermetallic compound alloy is one occurred with the application study of TiAl alloy New problem, from the point of view of the existing situation that publishes thesis both at home and abroad, the interconnection technique of TiAl alloy is related to melting welding (such as arc-welding, laser Weldering and electron beam welding etc.) and solid State Welding (such as soldering, diffusion welding (DW), SHS process and friction welding (FW)).When melting welding due to Difference between Ti and Al, Ni on physics and chemical property so that connector be easy generate intermetallic compound brittlement phase to So that strength of joint is not high, and longer Connection Time and biggish applied stress are generally required when solid State Welding, this will make It obtains base material to deform, to influence strength of joint.
Summary of the invention
The object of the present invention is to provide a kind of zirconium base solder, the zirconium base solder has good toughness and relatively low Fusing point, can be as TiAl-Ni(such as GH4049) connection when middle layer, improve the tensile strength of connector.
Realizing the technical solution of the object of the invention is: a kind of zirconium base solder, the solder include following component:
70wt%-75wt%Zr, 4wt%-12wt%Al, 12wt%-18wt%Ni, 3wt%-8wt%Co, 0.1-0.5wt%Y and 0.01wt%-0.2wt%Nb。
Further, the fusing point of the solder is 900 ± 5 DEG C.
Above-mentioned solder preparation method, its step are as follows: by Zr, Al, Ni, Co, Y, Nb raw material in arc-melting furnace It is smelted into a metal spindle, using fast cooling technology, alloy spindle is reheated to melting in quartz ampoule when getting rid of band State, then under the action of draught head, it is sprayed on the copper wheel of a quick rotation and obtains the band.
Further, the purity of Zr, Al, Ni, Co, Y, Nb raw material is 99.95% or more.
Further, the vacuum degree of induction melting is 10-3More than, and at least melting 3-4 times ensure even tissue, without inclined Analysis.
Further, band is got rid of by the way of induction heating, and the long 10mm in the gap of quartz ampoule used, wide 0.5mm are used Induced current is 17-22A, and internal and external pressure difference is not less than 0.05Mpa, drying time 1h.
Further, the technological parameter that fast cooling technology uses is as follows: for argon gas, gas pressure intensity control exists protective gas 0.5-0.8MPa;Spray distance is controlled in 2-3mm.
Compared with prior art, the invention has the advantages that
(1) there is relatively low fusing point, good toughness, biggish supercooling liquid phase region using the band that the ingredient obtains.
(2) band obtained using the ingredient has superplastic deformation ability within the scope of wider supercooling liquid phase region, The contact area of middle layer and base material is enabled to greatly improve.
(3) solder prepared using the ingredient is brazed by liquid phase and realizes metallurgical bonding, especially suitable for titanium-aluminium alloy The welded connecting of compound and nickel base superalloy between category.
Specific embodiment
To further illustrate the present invention, with reference to embodiments to formula materials provided by the invention, and item is being prepared Band method is above described in detail with application.
Solder formula of the present invention in the soldering of TiAl and Ni based high-temperature alloy, comprising: 71wt%-73wt%'s Zr;The Al of 4.7wt% ~ 11wt%;The Ni of 12.3wt% ~ 18wt%;The Co of 3.5wt% ~ 6.7wt%;The Y of 0.2wt% ~ 0.5wt% and The Nb of 0.05wt%-0.2wt%.
Formula materials provided in the present invention include Zr, and the Zr has wear-resisting, high temperature resistant and dissolves each other with base material to be welded The advantages that.Zr content is 71wt%-73wt% in invention, preferably in 72wt%.
Formula materials provided in the present invention include Al, and the Al can promote phase counterdiffusion of the middle layer with base material, Its content is 4.7wt% ~ 11wt%, preferably 5wt%-8wt%.
Formula materials provided in the present invention include Ni, and content is 12.3wt% ~ 18wt%, preferably 15wt%-17wt%.
Formula materials provided in the present invention include Co, and the Co is all ferromagnetic element with the Ni in base material, according to The addition of similar compatibility principle, Co is beneficial to phase counterdiffusion of the middle layer with base material.Its content is 3.5wt% ~ 6.7wt%, excellent Select 4-6wt%.
Formula materials provided in the present invention include Y, and the Y element is capable of increasing the Atomic radiuses difference of alloy system, To improve the Forming ability of amorphous alloy.Its content is 0.2wt% ~ 0.5wt%, preferably in 0.2-0.3wt%.
Formula materials provided in the present invention include Nb, and the Nb element can be improved the Forming ability of amorphous alloy. Its content is 0.1wt%-0.2wt%, preferably in 0.1wt%.
The present invention is by Zr, Al, Ni, Co, Y, Nb by preparing a kind of amorphous ribbon by getting rid of band method after induction melting. In chosen material, Zr, Al, Ni, Co, Y, Nb purity is both greater than 99.95%.
The amorphous ribbon that Zr, Al, Ni, Co, Y, Nb formula materials provided by the invention are prepared has lower fusing point, There are good strength and toughness under room temperature environment.
The present invention is by Zr, Al, Ni, Co, Y, Nb raw material by preparing a kind of amorphous by getting rid of band method after electric arc melting Band.When selecting material, the Zr, Al, Ni, Co, Y element purity be not less than 99.95%.
The amorphous ribbon that Zr, Al, Ni, Co, Y, Nb formula materials provided by the invention are prepared has lower fusing point, There are good toughness and intensity under room temperature environment, band has this superplastic deformation energy in a wider supercooling liquid phase region Power, this has good facilitation to the Mechanical Contact stage of middle layer and base material.
The preparation method of present invention offer band, comprising: by Zr, Al, Ni, Co, Y, Nb raw material in arc-melting furnace It is smelted into a metal spindle, using fast cooling technology, alloy spindle is reheated to molten condition in quartz ampoule, then Under the action of draught head, it is sprayed on the copper wheel of a quick rotation and obtains the band.Band is got rid of using induction heating Mode, the long 10mm in the gap of test tube used, wide 0.5mm, induced current used are 17-22A, and internal and external pressure difference, draught head is not Lower than 0.05Mpa, the technological parameter that fast cooling technology uses is as follows: for argon gas, gas pressure intensity is controlled in 0.5- protective gas 0.8MPa;Spray distance is controlled in 2-3mm.Using melting and the method for getting rid of band, about 40-50 μm of thickness is prepared, width is about The amorphous ribbon of 10mm.
Obtained strip (solder) is placed among TiAl alloy and Ni based alloy when soldering, the sample assembled is placed on In vacuum hotpressing stove, 10-3Temperature is increased to 30 DEG C -50 DEG C of brazing filler metal fusing point or more with 10 DEG C/min under the vacuum degree of Pa, and Keep the temperature 5min-10min.
Embodiment 1:
By purity 99.95% or more Zr, Al, Ni, Co, Y, Nb raw material according to 72wt% Zr;The Al of 6.5wt%;16.15% Ni;The Co of 5wt%;Raw material are smelted into one block of gold by way of electric arc melting by the Nb of the Y and 0.1wt% of 0.25wt% Belong to spindle, to ensure even tissue, melting number otherwise is lower than 3-4 times.Obtained spindle is placed in quartz ampoule and passes through induction It is heated to molten condition again by the mode of heating, and liquid metal is ejected into the copper wheel of quick rotation using internal and external pressure difference On, finally obtain amorphous ribbon.Melting and the vacuum degree got rid of with during are all not less than 10-3Mpa, protective gas are argon gas, Internal and external pressure difference when getting rid of band is 0.5Mpa.
Obtained strip width is 10mm, and with a thickness of 40um, obtained strip is placed on TiAl alloy and Ni base when soldering Among alloy, the sample assembled is placed in vacuum hotpressing stove, 10-3By temperature with 10 DEG C/min raising under the vacuum degree of Pa To 850 DEG C, and keep the temperature 5min-10min.Testing strength of welded joint obtained can achieve 310Mpa.
Each embodiment alloying component and its strength of welded joint are shown in Tables 1 and 2.
1 alloying component of table
Embodiment Ingredient
1 72wt%Zr、6.5wt%Al、5wt%Co、16.15%Ni、0.25wt%Y、0.1wt%Nb
2 72wt%Zr、5.7wt%Al、6wt%Co、16wt%Ni、0.2wt%Y、0.1wt%Nb
3 72wt%Zr、8wt%Al、4wt%Co、15.6wt%Ni、0.3wt%Y、0.1wt%Nb
4 72wt%Zr、6wt%Al、4.6wt%Co、17wt%Ni、0.3wt%Y、0.1wt%Nb
5 71.8wt%Zr、6.6wt%Al、4.6wt%Co、16.7wt%Ni、0.2wt%Y、0.1wt%Nb
6 72.3wt%Zr、5.7wt%Al、6.7wt%Co、15wt%Ni、0.2wt%Y、0.1wt%Nb
7 73wt%Zr、4.7wt%Al、4wt%Co、18wt%Ni、0.2wt%Y、0.1wt%Nb
8 72wt%Zr、6wt%Al、4.5wt%Co、17wt%Ni、0.35wt%Y、0.15wt%Nb
9 72.5wt%Zr、7.5wt%Al、3.5wt%Co、16wt%Ni、0.3wt%Y、0.2wt%Nb
10 71wt%Zr、11wt%Al、5wt%Co、12.3wt%Ni、0.5wt%Y、0.2wt%Nb
2 strength of welded joint of table
Embodiment Connector tensile strength (MPa)
1 310
2 311
3 316
4 310
5 300
6 290
7 285
8 398
9 295
10 288
Present invention is not limited to the embodiments described above, using technique same as or similar to the above embodiments of the present invention and ingredient, Obtained from the design of other ingredients, it is within the scope of the present invention.

Claims (10)

1. a kind of zirconium base solder, which is characterized in that the solder formula includes following component: 70wt%-75wt%Zr, 4wt%-12wt% Al, 12wt%-18wt%Ni, 3wt%-8wt%Co, 0.1-0.5wt%Y and 0.05wt%-0.2wt%Nb.
2. solder as described in claim 1, which is characterized in that Zr content is 71wt%-73wt%, preferably 72wt%.
3. solder as described in claim 1, which is characterized in that Al content is 4.7wt% ~ 11wt%, preferably 5wt%-8wt%.
4. solder as described in claim 1, which is characterized in that Ni content is 12.3wt% ~ 17wt%, preferably 15wt%-17wt%.
5. solder as described in claim 1, which is characterized in that Co content is 3.5wt% ~ 6.7wt%, preferably 4 wt%-6wt%.
6. solder as described in claim 1, which is characterized in that Y content is 0.2wt% ~ 0.5wt%, preferably 0.3wt%.
7. solder as described in claim 1, which is characterized in that Nb content is 0.1wt%-0.2wt%, preferably in 0.15wt%.
8. the solder as described in claim 1-6 is any, which is characterized in that the fusing point of the solder is 900 ± 5 DEG C.
9. solder as claimed in claim 1, which is characterized in that the solder is high for connecting TiAl alloy and Ni base Temperature alloy.
10. the preparation method of zirconium base solder a method as claimed in any one of claims 1-8, which is characterized in that its step are as follows: by Zr, Al, Ni, Co, Y, Nb raw material are smelted into metal spindle in arc-melting furnace, using fast cooling technology, by alloy when getting rid of band Spindle is reheated to molten condition in quartz ampoule, then under the action of draught head, it is sprayed on the copper wheel of quick rotation Obtain the band.
CN201811365932.0A 2018-11-16 2018-11-16 Zirconium-based solder for connecting TiAl alloy and Ni-based high-temperature alloy Active CN109604865B (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110369907A (en) * 2019-08-01 2019-10-25 衢州学院 A kind of solder and attaching method thereof being connect for high Nb containing TiAl based alloy with aluminium oxide ceramics
CN110666395A (en) * 2019-10-21 2020-01-10 中国航发北京航空材料研究院 Brazing filler metal for brazing titanium-containing material, preparation method and brazing method
CN112453759A (en) * 2020-10-30 2021-03-09 中国航发北京航空材料研究院 ZrTiNiNbHf brazing filler metal and brazing method
CN112935618A (en) * 2020-12-24 2021-06-11 中国航发北京航空材料研究院 Zr-Ti-Ni-Nb-Hf brazing filler metal for pure titanium and titanium alloy brazing and use method

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101767250A (en) * 2008-12-26 2010-07-07 中国科学院金属研究所 Method for improving aluminum-zirconium-based amorphous alloy friction stir welding joint strength
CN103240543A (en) * 2012-02-10 2013-08-14 浙江师范大学 Nickel-based amorphous brazing filler metal
WO2014169133A1 (en) * 2013-04-10 2014-10-16 Case Western Reserve University Ti-based filler alloy compositions
CN106392363A (en) * 2016-12-06 2017-02-15 北京航空航天大学 Titanium and zirconium-based amorphous alloy brazing filler metal with low contents of Cu and Ni and without containing Si element and preparation method thereof
CN106736037A (en) * 2016-12-02 2017-05-31 北京航空航天大学 A kind of Ti Zr Cu Co Fe solder alloys without Ni and low Cu and preparation method thereof
CN106925905A (en) * 2017-01-20 2017-07-07 中国科学院金属研究所 A kind of TiAl-base alloy special-purpose high temperature Ti base solders and preparation method thereof and soldering processes
CN106925906A (en) * 2017-01-20 2017-07-07 中国科学院金属研究所 A kind of TiAl-base alloy special-purpose high temperature Ti Zr base solders and preparation method thereof and soldering processes

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101767250A (en) * 2008-12-26 2010-07-07 中国科学院金属研究所 Method for improving aluminum-zirconium-based amorphous alloy friction stir welding joint strength
CN103240543A (en) * 2012-02-10 2013-08-14 浙江师范大学 Nickel-based amorphous brazing filler metal
WO2014169133A1 (en) * 2013-04-10 2014-10-16 Case Western Reserve University Ti-based filler alloy compositions
CN106736037A (en) * 2016-12-02 2017-05-31 北京航空航天大学 A kind of Ti Zr Cu Co Fe solder alloys without Ni and low Cu and preparation method thereof
CN106392363A (en) * 2016-12-06 2017-02-15 北京航空航天大学 Titanium and zirconium-based amorphous alloy brazing filler metal with low contents of Cu and Ni and without containing Si element and preparation method thereof
CN106925905A (en) * 2017-01-20 2017-07-07 中国科学院金属研究所 A kind of TiAl-base alloy special-purpose high temperature Ti base solders and preparation method thereof and soldering processes
CN106925906A (en) * 2017-01-20 2017-07-07 中国科学院金属研究所 A kind of TiAl-base alloy special-purpose high temperature Ti Zr base solders and preparation method thereof and soldering processes

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110369907A (en) * 2019-08-01 2019-10-25 衢州学院 A kind of solder and attaching method thereof being connect for high Nb containing TiAl based alloy with aluminium oxide ceramics
CN110666395A (en) * 2019-10-21 2020-01-10 中国航发北京航空材料研究院 Brazing filler metal for brazing titanium-containing material, preparation method and brazing method
CN110666395B (en) * 2019-10-21 2021-10-15 中国航发北京航空材料研究院 Brazing filler metal for brazing titanium-containing material, preparation method and brazing method
CN112453759A (en) * 2020-10-30 2021-03-09 中国航发北京航空材料研究院 ZrTiNiNbHf brazing filler metal and brazing method
CN112935618A (en) * 2020-12-24 2021-06-11 中国航发北京航空材料研究院 Zr-Ti-Ni-Nb-Hf brazing filler metal for pure titanium and titanium alloy brazing and use method

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