CN102924109B - Cf/SiC ceramic matrix composite connecting method - Google Patents
Cf/SiC ceramic matrix composite connecting method Download PDFInfo
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- CN102924109B CN102924109B CN2012103978036A CN201210397803A CN102924109B CN 102924109 B CN102924109 B CN 102924109B CN 2012103978036 A CN2012103978036 A CN 2012103978036A CN 201210397803 A CN201210397803 A CN 201210397803A CN 102924109 B CN102924109 B CN 102924109B
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Abstract
The invention discloses a Cf/SiC ceramic matrix composite connecting method which belongs to the technical field of composite connection. The connecting method comprises the following steps of: selecting a Ti-Zr-Be alloy as a connection material, under the vacuum condition of no pressure application, performing heat insulation for 5-120min at a temperature of 950-1050 DEG C, generating a high-melting point TiC, ZrC, Ti-Si-C, Be2C and other carbide phases through reaction of all elements in the connection material with C fiber and an SiC matrix in a base material Cf/SiC ceramic matrix composite, and forming a connection layer similar to a particle reinforced metal base composite, reducing heat expanding coefficient of the connection layer, releasing heat stress of a joint and improving high temperature resistance of the joint. The connecting method has the advantages of simple process, easiness in preparation of the connection materials, low cost, good joint property and the like.
Description
Technical field
The invention belongs to the matrix material connection area, relate to a kind of C
fthe method that/SiC ceramic matric composite connects.
Background technology
Carbon fibre reinforced silicon carbide base (C
f/ SiC) matrix material is a kind of novel ultrahigh-temperature structured material, can meet long lifetime below 1650 ℃, 2000 ℃ of following finite life, the service requirements in instantaneous life-span below 2800 ℃, have broad application prospects in fields such as high thrust-weight ratio aircraft engine, advanced rocket thrust chamber, turbine gas-fired station and nuclear power reactors.Ceramic Matrix Composites Reinforced by Carbon Fibers (C
f/ SiC ceramic matric composite) implantation due to carbon fiber has effectively overcome the susceptibility of single-phase SiC pottery to crackle and thermal shock, fully combine the performance advantage of SiC pottery and carbon fiber, as high thermal stability, high thermal conductivity, low density, (theoretical density is 2.2g/cm
3, actual density is generally 1.75～2.10g/cm
3), low thermal coefficient of expansion, high-strength and high-modulus under excellent mechanical property-high temperature, good fracture toughness property and wear-resisting/scour resistance etc.But because the plasticity that restriction and the ceramic matric composite itself of composite woven technique has is poor, poor processability, tooling cost high, one-shot forming technique is difficult to produce the component complex-shaped, that volume is larger.Therefore to make C
fthe application of/SiC matrix material is promoted, and reliable connection of the low cost between matrix material becomes particularly important.
Along with to C
fthe research of/SiC matrix material, both at home and abroad about C
fthe report of/SiC ceramic matric composite interconnection technique increases year by year, and the people such as Italian scholar Salvo that has of open report utilizes the Si powder to do solder at 1400 ℃ of soldering C
f/ SiC ceramic matric composite [SalvoM, etal.JournalofNuclearMaterials, 1996,233-237:949-953.], strength of joint is only 7MPa; Tong Qiaoying etc. adopt the Ni alloy as middle layer at 1300 ℃, insulation 45min, and online liquid infiltration joining C/SiC ceramic matric composite under the vacuum condition of pressure 20MPa [Tong Qiaoying etc. rare metal and material, 2004,33 (1): 101-104.], postwelding joint three-point bending strength is σ
draw=44.94MPa, σ
press=47.24MPa; Chen Chaohui etc. have studied under 1200 ℃ take silicone resin as precursor conversion generation Si-O-C pottery connection C
f/ SiC ceramic matric composite [institute is pretty, Chen Chaohui, and Zheng Wenwei, etc. matrix material journal, 2005,22 (4): 35-39.], result shows to add inert filler SiC or active filler (nanometer Al, Si powder) can increase substantially silicone resin to C
fthe switching performance of/SiC ceramic matric composite; The people such as Liu Hongli adopt the ceramic precursor conversion method to connect C
f/ SiC ceramic matric composite [Liu Hongli etc. the China YouSe Acta Metallurgica Sinica, 2008,18(2): 278-281.], connecting temperature is 1300 ℃, the slip resistance maximum value of joint is 29.6MPa; Chen Bo etc. are used two kinds of Ag-Cu-Ti solders soldering C/SiC ceramic matric composite [Chen Bo under the vacuum condition of 880 ℃ of insulation 10min, the bear Warburg Pincus, Cheng Yaoyong, Deng. material engineering, 2010, (10): 27-31], the three-point bending strength of the joint of two kinds of solder acquisitions is respectively 132.5MPa and 159.5MPa; Adopt double carbide Ti
3siC
2powder is middle layer soldering C
f/ SiC ceramic matric composite [HongyingDong, ShujieLi, etal.MaterialsScienceandEngineeringB, 2011,176:60-64.], when the connection temperature is 1600 ℃, the three-point bending strength of joint reaches 56.7% of strength of parent; The National University of Defense technology adopts preset C
f/ SiC composite joint template, connect C with polymethyl silicane (PMS) Pintsch process
f/ SiC matrix material (patent, a kind of C
fthe method of attachment of/SiC matrix material, CN102167614A), and through repeatedly dipping/cracking processing, 1000 ℃ of left and right of cracking temperature, room temperature strength is 15MPa to the maximum; Bear Warburg Pincus etc. adopt a kind of palladium cobalt auri high-temp solder to connect C
f/ SiC matrix material (patent, a kind of for C
fthe palladium cobalt auri high-temp solder of/SiC matrix material soldering CN101920411A), carries out soldering at 1100 ℃～1200 ℃ temperature, and the room temperature three-point bending strength of brazed joint reaches 160Mpa.
C
f/ SiC ceramic matric composite connects the subject matter existed: the brazed joint use temperature that (1) existing low temperature used and intermediate temperature solder obtain is low, can't meet higher service temperature requirement; (2) high-temp solder adopted connects temperature all more than 1200 ℃, and the matrix material mother metal is had to certain damaging; (3) between mother metal and articulamentum, thermal expansion coefficient difference is larger, tends to form larger thermal stresses, and joint easily ftractures.
Summary of the invention:
The object of the invention is to overcome C
fthe connection excess Temperature existed in/SiC ceramic matric composite connection procedure or the poor problem of joint high thermal resistance, proposed a kind of method that technique is simple, resistance to elevated temperatures is good that connects.
A kind of C
fthe method of attachment of/SiC ceramic matric composite is characterized in that concrete Connection Step is as follows:
1.C
fthe welding surface of/SiC ceramic matric composite is polished with 400 purpose fine sandpapers, removes the welding surface foreign material, by the C of milled
f/ SiC ceramic matric composite sample is put into ultrasonic cleaning 1～5min for alcohol, and is ready to the Ti-Zr-Be alloy, and its composition is Ti50.83at.%, Zr26.67at.%, Be22.5at.%;
By ready to-be-welded pieces with C
f/ SiC/Ti-Zr-Be alloy/C
fthe form of/SiC is put into the flat-temperature zone of vacuum brazing furnace, first with mechanical pump and lobe pump, takes out rough vacuum, and then continues pumping high vacuum by diffusion pump; When vacuum tightness reaches 6.0 * 10
-3more than Pa, start heating, heat temperature raising speed is 10 ℃/min-15 ℃/min; Temperature is raised to 950 ℃-1050 ℃, is incubated after 5-120 minute, and furnace cooling obtains jointing.
It is connecting material that the present invention adopts the Ti-Zr-Be alloy, under the vacuum condition of not exerting pressure, and 950 ℃～1050 ℃ insulations 5～120 minutes, in connecting material, each constituent element is all and C
fc fiber in/SiC ceramic matric composite and the reaction of SiC matrix, generate high-melting-point TiC, ZrC, Ti-Si-C, Be
2the Carbide Phases such as C, and form the articulamentum of similar particles reiforced metal-base composition, improve the resistance to elevated temperatures of jointing.
The invention has the advantages that:
Utilize the Ti-Zr-Be alloy to connect C
f/ SiC ceramic matric composite, in alloy, contained constituent element all and C
fthe reaction of/SiC ceramic matric composite generates high-melting-point TiC, ZrC, Ti-Si-C, Be
2the Carbide Phases such as C, obtain the good jointing of resistance to elevated temperatures.The shearing resistance of joint is up to 125.14Mpa, and still has higher shearing resistance under 800 ℃.The connecting material preparation is easy and cost is low, and technological process is simple.
The accompanying drawing explanation
Fig. 1 is C
f/ SiC ceramic matric composite jointing is organized the surface sweeping sem image, and top and the bottom are C
f/ SiC ceramic matric composite, centre is articulamentum;
Fig. 2 is C
f/ SiC ceramic matric composite jointing articulamentum microtexture scanning electron microscope image, black is Ti sosoloid mutually, grey form and aspect are Ti-Si-C and Be
2the C compound, the white particle that disperse is distributed in articulamentum is ZrC.
Embodiment
Welding base metal: C
f/ SiC ceramic matric composite density is 2.0～2.1g/cm
3, void content is 10～15%, fibrous bundle is 3K, fiber volume accounts for 45～50%, the about 400MPa of room temperature bending strength, adopt the line cutting that composite processing is become to be of a size of 5 * 5 * 5mm and two kinds of specification samples of 5 * 10 * 10mm, is respectively used to the welding of tissue and performance sample.
Embodiment 1
1.C
fthe welding surface of/SiC ceramic matric composite is polished with 400 purpose fine sandpapers, removes the welding surface foreign material, by the C of milled
f/ SiC ceramic matric composite sample is put into ultrasonic cleaning 1～5min for alcohol, and is ready to the Ti-Zr-Be alloy, and its composition is Ti50.83at.%, Zr26.67at.%, Be22.5at.%;
By ready to-be-welded pieces with C
f/ SiC/Ti-Zr-Be alloy/C
fthe form of/SiC is put into the flat-temperature zone of VQB-335 type multifunctional vacuum soldering oven, first with mechanical pump and lobe pump, takes out rough vacuum, and then continues pumping high vacuum by diffusion pump, when vacuum tightness reaches 6.0 * 10
-3more than Pa, just start heating.The temperature rise rate of heating is 10 ℃/min, be elevated to the connection temperature of 950 ℃, be incubated after 30 minutes, the cold cooling of stove, rate of temperature fall is about 5 ℃/min～10 ℃/min, turns off diffusion pump and lobe pump while dropping to 200 ℃, after 60 minutes, closes mechanical pump, when furnace temperature is cooled to approach room temperature, the jointing obtained.
3. jointing step 2 obtained cuts along the axis interface, with sand paper, to the rear polishing of interface polishing, is prepared into metallographic specimen, adopts X-ray diffraction and energy spectrum analysis to identify phase composition, surface sweeping electronic microscope photos displaing micro tissue topography;
4. step 2 is obtained to jointing and put into homemade unit clamp, carry out room temperature and 800 ℃ of shear strength tests on electronic universal tester, loading rate is 0.5mm/min, and the ultimate load of output when recording workpiece and cutting off, according to ultimate load conversion shearing strength of joint.
Embodiment 2
In the present embodiment, different from embodiment mono-is that soaking time is 60 minutes, and all the other processing condition and implementation step are all identical with embodiment mono-.
Embodiment 3
In the present embodiment, different from embodiment mono-is that soaking time is 120 minutes, and all the other processing condition and implementation step are all identical with embodiment mono-.
Embodiment 4
In the present embodiment, different from embodiment mono-is that the connection temperature is 1000 ℃, and soaking time is 15 minutes, and all the other processing condition and implementation step are all identical with embodiment mono-.
Embodiment 5
In the present embodiment, different from embodiment mono-is that the connection temperature is 1000 ℃, and soaking time is 30 minutes, and all the other processing condition and implementation step are all identical with embodiment mono-.
Embodiment 6
In the present embodiment, different from embodiment mono-is that the connection temperature is 1000 ℃, and soaking time is 120 minutes, and all the other processing condition and implementation step are all identical with embodiment mono-.
Embodiment 7
In the present embodiment, different from embodiment mono-is that the connection temperature is 1000 ℃, and soaking time is 30 minutes, and all the other processing condition and implementation step are all identical with embodiment mono-.
Embodiment 8
In the present embodiment, different from embodiment mono-is that the connection temperature is 1050 ℃, and soaking time is 5 minutes, and all the other processing condition and implementation step are all identical with embodiment mono-.
Embodiment 9
In the present embodiment, different from embodiment mono-is that the connection temperature is 1050 ℃, and soaking time is 15 minutes, and all the other processing condition and implementation step are all identical with embodiment mono-.
Embodiment 10
In the present embodiment, different from embodiment mono-is that the connection temperature is 1050 ℃, and soaking time is 30 minutes, and all the other processing condition and implementation step are all identical with embodiment mono-.
Embodiment 11
In the present embodiment, different from embodiment mono-is that the connection temperature is 1050 ℃, and soaking time is 60 minutes, and all the other processing condition and implementation step are all identical with embodiment mono-.
Embodiment 12
In the present embodiment, different from embodiment mono-is that the connection temperature is 1050 ℃, and soaking time is 120 minutes, and all the other processing condition and implementation step are all identical with embodiment mono-.
Table 1 jointing shearing resistance test result
Table 1 is the concrete embodiment of connection, the mean value that table center tap slip resistance value is three sample slip resistance data.Known by the data in table 1: joint still has higher slip resistance under 800 ℃.
Claims (4)
1. a C
fthe method of attachment of/SiC ceramic matric composite is characterized in that concrete Connection Step is as follows:
1). C
fthe welding surface of/SiC ceramic matric composite is polished with fine sandpaper, removes the welding surface foreign material, by the C of milled
f/ SiC ceramic matric composite sample is put into ultrasonic cleaning 1 ~ 5min for alcohol, and is ready to the Ti-Zr-Be alloy, and its composition is Ti50.83at.%, Zr26.67at.%, Be22.5at.%;
2). by ready to-be-welded pieces with C
f/ SiC/Ti-Zr-Be alloy/C
fthe form of/SiC is put into vacuum brazing furnace, when vacuum tightness reaches 6.0 * 10
-3more than Pa, start heating, heat temperature raising speed is 10 ℃/min ~ 15 ℃/min, is elevated to the connection temperature of 950 ℃ ~ 1050 ℃, and after being incubated 5 ~ 120 minutes, furnace cooling obtains jointing.
2. C according to claim 1
fthe method of attachment of/SiC ceramic matric composite is characterized in that: holding temperature is 950 ℃, and soaking time is 30 ~ 120 minutes.
3. C according to claim 1
fthe method of attachment of/SiC ceramic matric composite is characterized in that: holding temperature is 1000 ℃, and soaking time is 15 ~ 120 minutes.
4. C according to claim 1
fthe method of attachment of/SiC ceramic matric composite is characterized in that: holding temperature is 1050 ℃, and soaking time is 5 ~ 120 minutes.
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| CN2012103978036A CN102924109B (en) | 2012-10-18 | 2012-10-18 | Cf/SiC ceramic matrix composite connecting method |
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| CN2012103978036A CN102924109B (en) | 2012-10-18 | 2012-10-18 | Cf/SiC ceramic matrix composite connecting method |
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| CN104190932B (en) * | 2014-09-10 | 2017-01-18 | 太仓派欧技术咨询服务有限公司 | Manufacturing method of ceramic matrix composite nozzle throat nickel alloy strengthening ring |
| CN105237026B (en) * | 2015-11-12 | 2017-06-20 | 天津理工大学 | A kind of ceramics/ceramic joining method of multiple physical field coupling regulation and control intermediate solder layer |
| CN107914424A (en) * | 2016-10-11 | 2018-04-17 | 张跃 | A kind of multi-layer board and its manufacture method |
| CN108794041A (en) * | 2017-05-02 | 2018-11-13 | 中国科学院上海硅酸盐研究所 | A kind of reaction-sintered CfThe method that/SiC ceramic matrix composite material is connected with synchronous reaction |
| CN110240494A (en) * | 2019-06-28 | 2019-09-17 | 大连大学 | A kind of fiber reinforcement Cf/SiC composite plate weld connector |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3037166B2 (en) * | 1996-12-11 | 2000-04-24 | 日本電気移動通信株式会社 | Volume control device |
| CN1600745A (en) * | 2004-10-21 | 2005-03-30 | 北京航空航天大学 | Operative method for connecting brake disk made from composite material of silicon carbide enhanced by carbon fiber |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2417478A1 (en) * | 1974-04-10 | 1975-10-30 | Deutsche Bundespost | Binding inorganic glassy bodies by means of metals - using combination of active and non-active metals |
| JPH0337166A (en) * | 1989-07-04 | 1991-02-18 | Eagle Ind Co Ltd | Adhesion between ceramics and metal |
| CN101734941B (en) * | 2008-11-20 | 2012-08-29 | 北京有色金属研究总院 | Vacuum active brazing process for C/C or C/SiC composite material and metal |
-
2012
- 2012-10-18 CN CN2012103978036A patent/CN102924109B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3037166B2 (en) * | 1996-12-11 | 2000-04-24 | 日本電気移動通信株式会社 | Volume control device |
| CN1600745A (en) * | 2004-10-21 | 2005-03-30 | 北京航空航天大学 | Operative method for connecting brake disk made from composite material of silicon carbide enhanced by carbon fiber |
Non-Patent Citations (4)
| Title |
|---|
| Jiangtao Xiong 等.Joining of 3D C/SiC composites to niobium alloy.《Scripta Materialia》.2006,第55卷(第2期),第151-154页. |
| Joining of 3D C/SiC composites to niobium alloy;Jiangtao Xiong 等;《Scripta Materialia》;20060731;第55卷(第2期);第151－154页 * |
| 采用Ag-Cu-Ti钎料钎焊Cf/SiC接头的组织和强度;陈波等;《材料工程》;20100105(第10期);第27－31页 * |
| 陈波等.采用Ag-Cu-Ti钎料钎焊Cf/SiC接头的组织和强度.《材料工程》.2010,(第10期),第27－31页. |
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