CN106435317A - Niobium and tungsten alloy and preparation method thereof - Google Patents
Niobium and tungsten alloy and preparation method thereof Download PDFInfo
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- CN106435317A CN106435317A CN201610938060.7A CN201610938060A CN106435317A CN 106435317 A CN106435317 A CN 106435317A CN 201610938060 A CN201610938060 A CN 201610938060A CN 106435317 A CN106435317 A CN 106435317A
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- niobium
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C27/00—Alloys based on rhenium or a refractory metal not mentioned in groups C22C14/00 or C22C16/00
- C22C27/02—Alloys based on vanadium, niobium, or tantalum
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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
- C22C1/02—Making non-ferrous alloys by melting
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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
- C22C1/10—Alloys containing non-metals
- C22C1/1036—Alloys containing non-metals starting from a melt
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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
- C22C1/10—Alloys containing non-metals
- C22C1/1036—Alloys containing non-metals starting from a melt
- C22C1/1047—Alloys containing non-metals starting from a melt by mixing and casting liquid metal matrix composites
-
- 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
- C22C32/0005—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 at least one oxide and at least one of carbides, nitrides, borides or silicides as the main non-metallic constituents
Abstract
The invention discloses a niobium and tungsten alloy. The niobium and tungsten alloy comprises the raw materials including, by weight, 100-102 parts of niobium, 14-16 parts of tungsten carbide powder, 5-7 parts of zirconium, 1-3 parts of tin, 1-3 parts of iridium, 5-7 parts of hafnium carbide, 1-3 parts of titanium carbide, 2-4 parts of tantalum carbide, 2-4 parts of ytterbium oxide, 1-3 parts of sintered aluminum, 1-3 parts of aluminum nitride, 1-3 parts of magnesium nitride, 1-3 parts of silicon dioxide, 1-3 parts of yttrium oxide and 2-4 parts of boron carbide. The niobium and tungsten alloy is high and good in strength.
Description
Technical field
The present invention relates to a kind of niobium tungsten alloy and preparation method thereof.
Background technology
Tungsten is the efficient hardening element of niobium, but the increase with tungsten addition, one brittle transition temperature of plasticity of alloy will
Rise, crystal grain is also significantly grown up.Therefore, the niobium tungsten alloy of high intensity to be obtained, must suitably control the addition of tungsten, while also
Crystal grain thinning, element such as zirconium and hafnium etc. of reduction plasticity one brittle transition temperature are added in right amount must.1961, the U.S. succeeded in developing
For the Nb-10W-2.5Zr alloy of space shuttle eyelid covering, develop into Nb-10W-1Zr-0.1C alloy again later.The seventies
Just, China also succeeds in developing NbWl0Zr2.5 and NbWl0Zr1C0.1 alloy.
Niobium tungsten alloy can be divided into the conjunction that solid solution strengthened alloy and solution strengthening and dispersion-strengtherning combine by schedule of reinforcement
Gold.Niobium tungsten alloy has the intensity under higher temperature and good temperature-room type plasticity, can be made into conventional forming technique various
Processing material and part.It is mainly used in space shuttle eyelid covering, nuclear reactor engineering, jet-engine parts and space and generates electricity and be
System heat radiation screen and conduit etc..
The related auxiliary facility part of the goddess in the moon No. three is related to military project machine using niobium tungsten alloy and coating material, the concrete amount for adopting
Close unknown.Niobium tungsten alloy and coating material are mainly applied to launch empennage protective cover, the high temperature for producing during in order to protecting transmitting
Deng impact, but specific consumption is very little.However, niobium tungsten alloy intensity at present on the market is not enough.
Content of the invention
The technical problem to be solved in the present invention is to provide high niobium tungsten alloy of a kind of intensity and preparation method thereof.
For solving the above problems, the present invention is adopted the following technical scheme that：
A kind of niobium tungsten alloy, including the raw material of following parts by weight proportioning：Niobium 100-102 part, tungsten carbide powder 14-16 part, zirconium 5-7
Part, stannum 1-3 part, iridium 1-3 part, hafnium carbide 5-7 part, titanium carbide 1-3 part, ramet 2-4 part, ytterbium oxide 2-4 part, sintered aluminium 1-3
Part, aluminium nitride 1-3 part, magnesium nitride 1-3 part, -3 parts of silica 1, yittrium oxide 1-3 part and boron carbide 2-4 part.
Further, including the raw material of following parts by weight proportioning：102 parts of niobium, 14 parts of tungsten carbide powder, 5 parts of zirconium, 1 part of stannum,
1 part of iridium, 5 parts of hafnium carbide, 1 part of titanium carbide, 2 parts of ramet, 2 parts of ytterbium oxide, 1 part of sintered aluminium, 1 part of aluminium nitride, 1 part of magnesium nitride,
Silica 1 part, 1 part of yittrium oxide and 2 parts of boron carbide.
Further, including the raw material of following parts by weight proportioning：100 parts of niobium, 16 parts of tungsten carbide powder, 7 parts of zirconium, 3 parts of stannum,
3 parts of iridium, 7 parts of hafnium carbide, 3 parts of titanium carbide, 4 parts of ramet, 4 parts of ytterbium oxide, 3 parts of sintered aluminium, 3 parts of aluminium nitride, 3 parts of magnesium nitride,
3 parts of silicon dioxide, 3 parts of yittrium oxide and 4 parts of boron carbide.
Further, including the raw material of following parts by weight proportioning：101 parts of niobium, 15 parts of tungsten carbide powder, 6 parts of zirconium, 2 parts of stannum,
2 parts of iridium, 6 parts of hafnium carbide, 2 parts of titanium carbide, 3 parts of ramet, 3 parts of ytterbium oxide, 2 parts of sintered aluminium, 2 parts of aluminium nitride, 2 parts of magnesium nitride,
2 parts of silicon dioxide, 2 parts of yittrium oxide and 3 parts of boron carbide.
The invention solves the problems that another technical problem be that a kind of preparation method of niobium tungsten alloy is provided, comprise the following steps：
1）By niobium 100-102 part, tungsten carbide powder 14-16 part, zirconium 5-7 part, stannum 1-3 part, iridium 1-3 part, hafnium carbide 5-7 part, carbonization
Titanium 1-3 part, ramet 2-4 part and ytterbium oxide 2-4 part are poured in metal smelting-furnace together, are then heated to 900 DEG C, are waited own
Raw material is stirred after being completely melt, prepared liquid metals, standby；
2）By sintered aluminium 1-3 part, aluminium nitride 1-3 part, magnesium nitride 1-3 part, -3 parts of silica 1, yittrium oxide 1-3 part and boron carbide
2-4 part is poured in nano grinder together carries out pulverization process, and prepared nanometer powder is standby；
3）By step 2）Obtained nanometer powder is poured into step 1）In obtained liquid mixing metal, it is sufficiently stirred for, is obtained mixed
Liquid metals is closed, standby；
4）By step 3）Obtained mixing liquid metal is poured in die casting machine and carries out die casting, obtains final product niobium tungsten alloy.
The invention has the beneficial effects as follows：By being added with the material containing rare earth element such as iridium, hafnium carbide, ramet to niobium
It is modified so that the phase structure of niobium and microstructure all change a lot, and with the addition of sintered aluminium and boron carbide enters
Row is strengthened further so that finished product has outstanding intensity.
Specific embodiment
Embodiment 1：
A kind of niobium tungsten alloy, including the raw material of following parts by weight proportioning：102 parts of niobium, 14 parts of tungsten carbide powder, 5 parts of zirconium, 1 part of stannum,
1 part of iridium, 5 parts of hafnium carbide, 1 part of titanium carbide, 2 parts of ramet, 2 parts of ytterbium oxide, 1 part of sintered aluminium, 1 part of aluminium nitride, 1 part of magnesium nitride,
Silica 1 part, 1 part of yittrium oxide and 2 parts of boron carbide.
A kind of preparation method of niobium tungsten alloy is comprised the following steps：
1）By 102 parts of niobium, 14 parts of tungsten carbide powder, 5 parts of zirconium, 1 part of stannum, 1 part of iridium, 5 parts of hafnium carbide, 1 part of titanium carbide, 2 parts of ramet
2 parts are poured in metal smelting-furnace together with ytterbium oxide, are then heated to 900 DEG C, are stirred after all raw materials are completely melt
Mix, prepared liquid metals, standby；
2）1 part of sintered aluminium, 1 part of aluminium nitride, 1 part of magnesium nitride, silica 1 part, 1 part of yittrium oxide and 2 parts of boron carbide are fallen together
Enter in nano grinder to carry out pulverization process, prepared nanometer powder, standby；
3）By step 2）Obtained nanometer powder is poured into step 1）In obtained liquid mixing metal, it is sufficiently stirred for, is obtained mixed
Liquid metals is closed, standby；
4）By step 3）Obtained mixing liquid metal is poured in die casting machine and carries out die casting, obtains final product niobium tungsten alloy.
Embodiment 2：
A kind of niobium tungsten alloy, including the raw material of following parts by weight proportioning：100 parts of niobium, 16 parts of tungsten carbide powder, 7 parts of zirconium, 3 parts of stannum,
3 parts of iridium, 7 parts of hafnium carbide, 3 parts of titanium carbide, 4 parts of ramet, 4 parts of ytterbium oxide, 3 parts of sintered aluminium, 3 parts of aluminium nitride, 3 parts of magnesium nitride,
3 parts of silicon dioxide, 3 parts of yittrium oxide and 4 parts of boron carbide.
A kind of preparation method of niobium tungsten alloy, comprises the following steps：
1）By 100 parts of niobium, 16 parts of tungsten carbide powder, 7 parts of zirconium, 3 parts of stannum, 3 parts of iridium, 7 parts of hafnium carbide, 3 parts of titanium carbide, 4 parts of ramet
4 parts are poured in metal smelting-furnace together with ytterbium oxide, are then heated to 900 DEG C, are stirred after all raw materials are completely melt
Mix, prepared liquid metals, standby；
2）3 parts of sintered aluminium, 3 parts of aluminium nitride, 3 parts of magnesium nitride, 3 parts of silicon dioxide, 3 parts of yittrium oxide and 4 parts of boron carbide are fallen together
Enter in nano grinder to carry out pulverization process, prepared nanometer powder, standby；
3）By step 2）Obtained nanometer powder is poured into step 1）In obtained liquid mixing metal, it is sufficiently stirred for, is obtained mixed
Liquid metals is closed, standby；
4）By step 3）Obtained mixing liquid metal is poured in die casting machine and carries out die casting, obtains final product niobium tungsten alloy.
Embodiment 3：
A kind of niobium tungsten alloy, including the raw material of following parts by weight proportioning：101 parts of niobium, 15 parts of tungsten carbide powder, 6 parts of zirconium, 2 parts of stannum,
2 parts of iridium, 6 parts of hafnium carbide, 2 parts of titanium carbide, 3 parts of ramet, 3 parts of ytterbium oxide, 2 parts of sintered aluminium, 2 parts of aluminium nitride, 2 parts of magnesium nitride,
2 parts of silicon dioxide, 2 parts of yittrium oxide and 3 parts of boron carbide.
A kind of preparation method of niobium tungsten alloy, comprises the following steps：
1）By 101 parts of niobium, 15 parts of tungsten carbide powder, 6 parts of zirconium, 2 parts of stannum, 2 parts of iridium, 6 parts of hafnium carbide, 2 parts of titanium carbide, 3 parts of ramet
3 parts are poured in metal smelting-furnace together with ytterbium oxide, are then heated to 900 DEG C, are stirred after all raw materials are completely melt
Mix, prepared liquid metals, standby；
2）2 parts of sintered aluminium, 2 parts of aluminium nitride, 2 parts of magnesium nitride, 2 parts of silicon dioxide, 2 parts of yittrium oxide and 3 parts of boron carbide are fallen together
Enter in nano grinder to carry out pulverization process, prepared nanometer powder, standby；
3）By step 2）Obtained nanometer powder is poured into step 1）In obtained liquid mixing metal, it is sufficiently stirred for, is obtained mixed
Liquid metals is closed, standby；
4）By step 3）Obtained mixing liquid metal is poured in die casting machine and carries out die casting, obtains final product niobium tungsten alloy.
Experimental example
Using the niobium tungsten alloy of the present invention as experimental group, existing niobium tungsten alloy carries out control experiment as a control group, concrete knot
Really as shown in the table：
By checking to 2 groups of experiments, the niobium tungsten alloy of present invention hardness and anti-compared with existing common niobium tungsten alloy
Compressive Strength height.
The invention has the beneficial effects as follows：By being added with the material containing rare earth element such as iridium, hafnium carbide, ramet to niobium
It is modified so that the phase structure of niobium and microstructure all change a lot, and with the addition of sintered aluminium and boron carbide enters
Row is strengthened further so that finished product has outstanding intensity.
The above, the only specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, and any
Without the change or replacement that creative work is expected, should all cover within the scope of the present invention.
Claims (5)
1. a kind of niobium tungsten alloy, it is characterised in that including the raw material of following parts by weight proportioning：Niobium 100-102 part, tungsten carbide powder
14-16 part, zirconium 5-7 part, stannum 1-3 part, iridium 1-3 part, hafnium carbide 5-7 part, titanium carbide 1-3 part, ramet 2-4 part, ytterbium oxide 2-4
Part, sintered aluminium 1-3 part, aluminium nitride 1-3 part, magnesium nitride 1-3 part, -3 parts of silica 1, yittrium oxide 1-3 part and boron carbide 2-4
Part.
2. a kind of niobium tungsten alloy as claimed in claim 1, it is characterised in that including the raw material of following parts by weight proportioning：Niobium
102 parts, 14 parts of tungsten carbide powder, 5 parts of zirconium, 1 part of stannum, 1 part of iridium, 5 parts of hafnium carbide, 1 part of titanium carbide, 2 parts of ramet, 2 parts of ytterbium oxide,
1 part of sintered aluminium, 1 part of aluminium nitride, 1 part of magnesium nitride, silica 1 part, 1 part of yittrium oxide and 2 parts of boron carbide.
3. a kind of niobium tungsten alloy as claimed in claim 1, it is characterised in that including the raw material of following parts by weight proportioning：Niobium
100 parts, 16 parts of tungsten carbide powder, 7 parts of zirconium, 3 parts of stannum, 3 parts of iridium, 7 parts of hafnium carbide, 3 parts of titanium carbide, 4 parts of ramet, 4 parts of ytterbium oxide,
3 parts of sintered aluminium, 3 parts of aluminium nitride, 3 parts of magnesium nitride, 3 parts of silicon dioxide, 3 parts of yittrium oxide and 4 parts of boron carbide.
4. a kind of niobium tungsten alloy as claimed in claim 1, it is characterised in that including the raw material of following parts by weight proportioning：Niobium
101 parts, 15 parts of tungsten carbide powder, 6 parts of zirconium, 2 parts of stannum, 2 parts of iridium, 6 parts of hafnium carbide, 2 parts of titanium carbide, 3 parts of ramet, 3 parts of ytterbium oxide,
2 parts of sintered aluminium, 2 parts of aluminium nitride, 2 parts of magnesium nitride, 2 parts of silicon dioxide, 2 parts of yittrium oxide and 3 parts of boron carbide.
5. a kind of preparation method of niobium tungsten alloy, it is characterised in that comprise the following steps：
1）By niobium 100-102 part, tungsten carbide powder 14-16 part, zirconium 5-7 part, stannum 1-3 part, iridium 1-3 part, hafnium carbide 5-7 part, carbonization
Titanium 1-3 part, ramet 2-4 part and ytterbium oxide 2-4 part are poured in metal smelting-furnace together, are then heated to 900 DEG C, are waited own
Raw material is stirred after being completely melt, prepared liquid metals, standby；
2）By sintered aluminium 1-3 part, aluminium nitride 1-3 part, magnesium nitride 1-3 part, -3 parts of silica 1, yittrium oxide 1-3 part and boron carbide
2-4 part is poured in nano grinder together carries out pulverization process, and prepared nanometer powder is standby；
3）By step 2）Obtained nanometer powder is poured into step 1）In obtained liquid mixing metal, it is sufficiently stirred for, is obtained mixed
Liquid metals is closed, standby；
4）By step 3）Obtained mixing liquid metal is poured in die casting machine and carries out die casting, obtains final product niobium tungsten alloy.
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| CN201610938060.7A CN106435317A (en) | 2016-10-25 | 2016-10-25 | Niobium and tungsten alloy and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107745130A (en) * | 2017-09-26 | 2018-03-02 | 江苏威拉里新材料科技有限公司 | A kind of high temperature niobium tungsten alloy raw powder's production technology |
| CN110079719A (en) * | 2019-06-13 | 2019-08-02 | 西北有色金属研究院 | A kind of method of hafnium content in raising tantalum-tungsten alloy |
| CN110247049A (en) * | 2019-04-30 | 2019-09-17 | 上海德朗能动力电池有限公司 | A kind of lithium battery metal oxide negative electrode material and its preparation method and application |
| CN116237474A (en) * | 2023-02-28 | 2023-06-09 | 湖南海创同辉新材料有限公司 | Preparation method of low-carbon niobium-tungsten alloy cast ingot |
-
2016
- 2016-10-25 CN CN201610938060.7A patent/CN106435317A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107745130A (en) * | 2017-09-26 | 2018-03-02 | 江苏威拉里新材料科技有限公司 | A kind of high temperature niobium tungsten alloy raw powder's production technology |
| CN110247049A (en) * | 2019-04-30 | 2019-09-17 | 上海德朗能动力电池有限公司 | A kind of lithium battery metal oxide negative electrode material and its preparation method and application |
| CN110079719A (en) * | 2019-06-13 | 2019-08-02 | 西北有色金属研究院 | A kind of method of hafnium content in raising tantalum-tungsten alloy |
| CN116237474A (en) * | 2023-02-28 | 2023-06-09 | 湖南海创同辉新材料有限公司 | Preparation method of low-carbon niobium-tungsten alloy cast ingot |
| CN116237474B (en) * | 2023-02-28 | 2024-01-02 | 湖南海创同辉新材料有限公司 | Preparation method of low-carbon niobium-tungsten alloy cast ingot |
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Application publication date: 20170222 |