CN107699724A - High-entropy alloy/porous silicon carbide titanium two-phase three-dimensional communication composite material and preparation method thereof - Google Patents
High-entropy alloy/porous silicon carbide titanium two-phase three-dimensional communication composite material and preparation method thereof Download PDFInfo
- Publication number
- CN107699724A CN107699724A CN201710778953.4A CN201710778953A CN107699724A CN 107699724 A CN107699724 A CN 107699724A CN 201710778953 A CN201710778953 A CN 201710778953A CN 107699724 A CN107699724 A CN 107699724A
- Authority
- CN
- China
- Prior art keywords
- alloy
- silicon carbide
- porous silicon
- titanium
- phase
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
-
- 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
- C22C1/1073—Infiltration or casting under mechanical pressure, e.g. squeeze casting
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/02—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides
- C22C29/06—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds
- C22C29/10—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds based on titanium carbide
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Alloys Or Alloy Compounds (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
High-entropy alloy/porous silicon carbide titanium two-phase three-dimensional communication composite material and preparation method thereof, is related to a kind of alloy composite materials preparation method, the composition of composite is：High-entropy alloy AlCoCrFeNi（at.%）With three-dimensional connected porous TiC skeleton, and the porosity of porous silicon carbide titanium skeleton be 30% ~ 80%, pore size be 50 ~ 350 μm；Preparation process includes, dispensing：Simple substance raw material used is not less than 99.9 wt% Al, Co, Cr, Fe, Ni using purity.Foundry alloy melting：Tungsten electrode magnetic control arc stove working chamber is evacuated to 8 × 10 4 Pa, then is passed through the high-purity argon gas that purity is 99.99 wt.%.Prepare high-entropy alloy/porous silicon carbide titanium two-phase three-dimensional communication composite：The preparation method that the invention uses is infiltration water quenching.The composite solves the problems, such as that existing high-entropy alloy composite material compositions are uneven, structural instability, has excellent mechanical property under the conditions of large scale sample experiments, has intensity height, stable performance, flawless feature.
Description
Technical field
The present invention relates to a kind of alloy composite materials preparation method, more particularly to a kind of high-entropy alloy/porous silicon carbide titanium
Two-phase three-dimensional communication composite material and preparation method thereof.
Background technology
The development of modern science and technology proposes higher and higher requirement to material, and common homogenous material is increasingly
It is difficult to the needs for meeting objective situation, then the more excellent composite of combination property is increasingly subject to attracting attention for people.High entropy
Alloy-base composite material has crystal structure simple, does not occur other complicated phases in tissue, and it is mutually and high to combine enhancing
The excellent properties of entropy alloy-base body, therefore scientific research value is higher, has a extensive future.
At present, high-entropy alloy composite mainly include additional high-strength ceramic particle enhancing high-entropy alloy composite or
Raw high-entropy alloy composite in person.Its main preparation methods has powder metallurgic method, height（In）Frequency sensing stove heat and copper mold casting
Method etc..Closed for example, Ren Haidi prepares the high entropy of the more pivots of in-situ authigenic using SHS process and vacuum arc melting method
Auri composite；A kind of additional nano ceramics mutually strengthens toughening high-entropy alloy composite material and preparation method thereof
(CN201610030517.4), using high-entropy alloy particle as matrix phase, while additional nano ceramics, make additional nano ceramics phase
Segregation causes to extrude in solid solution grain boundaries, generation ceramic phase enhancing to the face-centered cubic solid solution of toughness, forms deformation
Twin, so as to realize that the strong modeling of high-entropy alloy composite combines, prepare the high-entropy alloy composite of high-strength and high ductility.
Because in situ composite material, the precipitation pattern and amount of precipitation of interior raw phase are prepared curing condition and significantly affected,
Make the institutional framework of its sample there is unpredictability, this has also had a strong impact on its practical application.Strengthen high entropy for particle
Alloy composite materials, ceramic particle strengthens composite because its non-deformability is very weak, substantially without practical application valency
Value；In addition, using traditional copper mold casting method, when additional grain volume fraction is too high, in sample the distribution of particle be difficult to
Control, so as to cause the uneven components of sample；Particularly when preparing large-sized amorphous and its composite, copper mold casting
The defects of more, such as bubble can also be introduced by making method, be mingled with, and have a strong impact on the stability of its mechanical property.
In summary, in order to making high-entropy alloy composite turn into engineer applied material, it is necessary to optimized alloy composition,
Novel preparation process is developed, prepares that composition is uniform, the constitutionally stable high-entropy alloy composite with excellent mechanical property.
The content of the invention
It is an object of the invention to provide a kind of high-entropy alloy/porous silicon carbide titanium two-phase three-dimensional communication composite preparation side
Method, the composite high-entropy alloy phase and enhancing and are evenly distributed at phase space three-dimensional communication, and two-phase is mutually strengthened, and solves existing
The problem of high-entropy alloy composite material compositions are uneven, structural instability.The high-entropy alloy composite is real in large scale sample
There is excellent mechanical property under the conditions of testing, there is intensity height, stable performance, flawless feature.
The purpose of the present invention is achieved through the following technical solutions：
The present invention provides a kind of high-entropy alloy/porous silicon carbide titanium two-phase three-dimensional communication composite, and specific embodiment is from multiple
The composition of condensation material is：High-entropy alloy AlCoCrFeNi（at.%）With three-dimensional connected porous TiC skeleton, and porous silicon carbide titanium
The porosity of skeleton is 30% ~ 80%, and pore size is 50 ~ 350 μm.
The invention provides the preparation method of above-mentioned high-entropy alloy/porous silicon carbide titanium two-phase three-dimensional communication composite, tool
Body step is as follows：
（1）Dispensing：Simple substance raw material used in experiment is not less than 99.9 wt% Al, Co, Cr, Fe, Ni using purity.Removed with steel brush
The oxide-film on Al, Co, Cr, Fe and Ni surface is removed, the quality of above-mentioned simple substance raw material, above-mentioned simple substance are weighed up using precision electronic balance
The gross mass of raw material is 120 grams.Then carry out ultrasonic wave to above-mentioned simple substance raw material with petroleum ether and absolute ethyl alcohol to clean, finally handle
Above-mentioned simple substance raw material, which is mixed, to be put into inside tungsten electrode magnetic control arc stove.
（2）Foundry alloy melting：Tungsten electrode magnetic control arc stove working chamber is evacuated to 8 × 10-4Pa, then be passed through purity and be
99.99 wt.% high-purity argon gas.Titanium is melted, by Titanium at high temperature strong oxidation reaction further to drop
The partial pressure of oxygen in low working chamber, then the above-mentioned simple substance raw material of melting again, becomes mother alloy ingot.To ensure mother alloy ingot
Chemical composition uniformity, mother alloy ingot at least needs to turn refining 5 times.After the completion of melting, mother alloy ingot is with tungsten electrode magnetic control electricity
Arc stove is cooled to room temperature, then opens tungsten electrode magnetic control arc stove and takes out mother alloy ingot.
（3）Prepare high-entropy alloy/porous silicon carbide titanium two-phase three-dimensional communication composite：The preparation method that the invention uses for
Infiltration water quenching.Above-mentioned mother alloy ingot is crushed to fritter alloy, then connected fritter alloy and the three-dimensional of Different porosities
Logical POROUS TITANIUM skeleton is heated to 1300-1450 under a high vacuum oC, finally alloy molten solution high pressure is penetrated into or squeezed into three-dimensional connect
Logical POROUS TITANIUM skeleton, behind the abundant full porous silicon carbide titanium matrix porosity of seepage flow filling of alloy molten solution, steel pipe is quenched in water, obtained
High-entropy alloy/porous silicon carbide titanium two-phase three-dimensional communication composite.
The present invention has advantages below：
After 1. high-entropy alloy and three-dimensional connected porous TiC skeleton are compound, matrix phase and enhancing distributed mutually are uniform, and two-phase
The structure of three-dimensional communication so that the cooperative transformation of high-entropy alloy alloy and three-dimensional connected porous TiC skeleton, thus prepare
High-entropy alloy/porous silicon carbide titanium two-phase three-dimensional communication composite has higher intensity.
2. preparation method of the present invention is infiltration water quenching, infiltration water quenching can prepare large-size and property
The sample of the excellent stabilization of energy, the sample being prepared have the defects of less, such as stomata, are mingled with, and process conditions are simple
It is easily controllable.Above-mentioned advantage surface, the present invention have very big future in engineering applications.
Embodiment
The present invention is described in detail by the following examples.
Embodiment 1
The present invention provides a kind of high-entropy alloy/porous silicon carbide titanium two-phase three-dimensional communication composite, and specific embodiment is from multiple
The composition of condensation material is：High-entropy alloy AlCoCrFeNi（at.%）With three-dimensional connected porous TiC skeleton, and porous silicon carbide titanium
The porosity of skeleton is 30%, and pore size is 300 μm.
The invention provides the preparation method of above-mentioned high-entropy alloy/porous silicon carbide titanium two-phase three-dimensional communication composite, tool
Body step is as follows：
（1）Dispensing：Simple substance raw material used in experiment is not less than 99.9 wt% Al, Co, Cr, Fe, Ni using purity.Removed with steel brush
The oxide-film on Al, Co, Cr, Fe and Ni surface is removed, the quality of above-mentioned simple substance raw material, above-mentioned simple substance are weighed up using precision electronic balance
The gross mass of raw material is 120 grams.Then carry out ultrasonic wave to above-mentioned simple substance raw material with petroleum ether and absolute ethyl alcohol to clean, finally handle
Above-mentioned simple substance raw material, which is mixed, to be put into inside tungsten electrode magnetic control arc stove.
（2）Foundry alloy melting：Tungsten electrode magnetic control arc stove working chamber is evacuated to 8 × 10-4Pa, then be passed through purity and be
99.99 wt.% high-purity argon gas.Titanium is melted, by Titanium at high temperature strong oxidation reaction further to drop
The partial pressure of oxygen in low working chamber, then the above-mentioned simple substance raw material of melting again, becomes mother alloy ingot.To ensure mother alloy ingot
Chemical composition uniformity, mother alloy ingot at least needs to turn refining 5 times.After the completion of melting, mother alloy ingot is with tungsten electrode magnetic control electricity
Arc stove is cooled to room temperature, then opens tungsten electrode magnetic control arc stove and takes out mother alloy ingot.
（3）Prepare high-entropy alloy/porous silicon carbide titanium two-phase three-dimensional communication composite：The preparation method that the invention uses for
Infiltration water quenching.Above-mentioned mother alloy ingot is crushed to fritter alloy, then connected fritter alloy and the three-dimensional of Different porosities
Logical POROUS TITANIUM skeleton is heated to 1300 under a high vacuumoC, finally alloy molten solution high pressure is penetrated into or squeezed into three-dimensional connected porous
Titanium skeleton, behind the full porous silicon carbide titanium matrix porosity of alloy molten solution abundant seepage flow filling, steel pipe is quenched in water, obtains high entropy and closes
Gold/porous silicon carbide titanium two-phase three-dimensional communication composite.
Embodiment 2
The present invention provides a kind of high-entropy alloy/porous silicon carbide titanium two-phase three-dimensional communication composite, and specific embodiment is from multiple
The composition of condensation material is：High-entropy alloy AlCoCrFeNi（at.%）With three-dimensional connected porous TiC skeleton, and porous silicon carbide titanium
The porosity of skeleton is 50%, and pore size is 100 μm.
The invention provides the preparation method of above-mentioned high-entropy alloy/porous silicon carbide titanium two-phase three-dimensional communication composite, tool
Body step is as follows：
（1）Dispensing：Simple substance raw material used in experiment is not less than 99.9 wt% Al, Co, Cr, Fe, Ni using purity.Removed with steel brush
The oxide-film on Al, Co, Cr, Fe and Ni surface is removed, the quality of above-mentioned simple substance raw material, above-mentioned simple substance are weighed up using precision electronic balance
The gross mass of raw material is 120 grams.Then carry out ultrasonic wave to above-mentioned simple substance raw material with petroleum ether and absolute ethyl alcohol to clean, finally handle
Above-mentioned simple substance raw material, which is mixed, to be put into inside tungsten electrode magnetic control arc stove.
（2）Foundry alloy melting：Tungsten electrode magnetic control arc stove working chamber is evacuated to 8 × 10-4Pa, then be passed through purity and be
99.99 wt.% high-purity argon gas.Titanium is melted, by Titanium at high temperature strong oxidation reaction further to drop
The partial pressure of oxygen in low working chamber, then the above-mentioned simple substance raw material of melting again, becomes mother alloy ingot.To ensure mother alloy ingot
Chemical composition uniformity, mother alloy ingot at least needs to turn refining 5 times.After the completion of melting, mother alloy ingot is with tungsten electrode magnetic control electricity
Arc stove is cooled to room temperature, then opens tungsten electrode magnetic control arc stove and takes out mother alloy ingot.
（3）Prepare high-entropy alloy/porous silicon carbide titanium two-phase three-dimensional communication composite：The preparation method that the invention uses for
Infiltration water quenching.Above-mentioned mother alloy ingot is crushed to fritter alloy, then connected fritter alloy and the three-dimensional of Different porosities
Logical POROUS TITANIUM skeleton is heated to 1350 under a high vacuumoC, finally alloy molten solution high pressure is penetrated into or squeezed into three-dimensional connected porous
Titanium skeleton, behind the full porous silicon carbide titanium matrix porosity of alloy molten solution abundant seepage flow filling, steel pipe is quenched in water, obtains high entropy and closes
Gold/porous silicon carbide titanium two-phase three-dimensional communication composite.
Embodiment 3
The present invention provides a kind of high-entropy alloy/porous silicon carbide titanium two-phase three-dimensional communication composite, and specific embodiment is from multiple
The composition of condensation material is：High-entropy alloy AlCoCrFeNi（at.%）With three-dimensional connected porous TiC skeleton, and porous silicon carbide titanium
The porosity of skeleton is 80%, and pore size is 200 μm.
The invention provides the preparation method of above-mentioned high-entropy alloy/porous silicon carbide titanium two-phase three-dimensional communication composite, tool
Body step is as follows：
（1）Dispensing：Simple substance raw material used in experiment is not less than 99.9 wt% Al, Co, Cr, Fe, Ni using purity.Removed with steel brush
The oxide-film on Al, Co, Cr, Fe and Ni surface is removed, the quality of above-mentioned simple substance raw material, above-mentioned simple substance are weighed up using precision electronic balance
The gross mass of raw material is 120 grams.Then carry out ultrasonic wave to above-mentioned simple substance raw material with petroleum ether and absolute ethyl alcohol to clean, finally handle
Above-mentioned simple substance raw material, which is mixed, to be put into inside tungsten electrode magnetic control arc stove.
（2）Foundry alloy melting：Tungsten electrode magnetic control arc stove working chamber is evacuated to 8 × 10-4Pa, then be passed through purity and be
99.99 wt.% high-purity argon gas.Titanium is melted, by Titanium at high temperature strong oxidation reaction further to drop
The partial pressure of oxygen in low working chamber, then the above-mentioned simple substance raw material of melting again, becomes mother alloy ingot.To ensure mother alloy ingot
Chemical composition uniformity, mother alloy ingot at least needs to turn refining 5 times.After the completion of melting, mother alloy ingot is with tungsten electrode magnetic control electricity
Arc stove is cooled to room temperature, then opens tungsten electrode magnetic control arc stove and takes out mother alloy ingot.
（3）Prepare high-entropy alloy/porous silicon carbide titanium two-phase three-dimensional communication composite：The preparation method that the invention uses for
Infiltration water quenching.Above-mentioned mother alloy ingot is crushed to fritter alloy, then connected fritter alloy and the three-dimensional of Different porosities
Logical POROUS TITANIUM skeleton is heated to 1350 under a high vacuumoC, finally alloy molten solution high pressure is penetrated into or squeezed into three-dimensional connected porous
Titanium skeleton, behind the full porous silicon carbide titanium matrix porosity of alloy molten solution abundant seepage flow filling, steel pipe is quenched in water, obtains high entropy and closes
Gold/porous silicon carbide titanium two-phase three-dimensional communication composite.
Claims (1)
1. high-entropy alloy/porous silicon carbide titanium two-phase three-dimensional communication composite material and preparation method thereof, it is characterised in that the composite
Composition be：High-entropy alloy AlCoCrFeNi（at.%）With three-dimensional connected porous TiC skeleton, and porous silicon carbide titanium skeleton
Porosity is 30% ~ 80%, and pore size is 50 ~ 350 μm；
Its preparation method includes procedure below：
（1）Dispensing：Simple substance raw material used is not less than 99.9 wt% Al, Co, Cr, Fe, Ni using purity；Removed with steel brush
The oxide-film on Al, Co, Cr, Fe and Ni surface, the quality of above-mentioned simple substance raw material is weighed up using precision electronic balance, and above-mentioned simple substance is former
The gross mass of material is 120 grams；Then carry out ultrasonic wave to above-mentioned simple substance raw material with petroleum ether and absolute ethyl alcohol to clean, finally upper
State simple substance raw material and be mixed and be put into inside tungsten electrode magnetic control arc stove；
（2）Foundry alloy melting：Tungsten electrode magnetic control arc stove working chamber is evacuated to 8 × 10-4Pa, then purity is passed through as 99.99
Wt.% high-purity argon gas；Titanium is melted, by Titanium at high temperature strong oxidation reaction further to reduce work
The partial pressure of intracavitary oxygen, then the above-mentioned simple substance raw material of melting again, becomes mother alloy ingot；To ensure the chemistry of mother alloy ingot
Homogeneity of ingredients, mother alloy ingot at least need to turn refining 5 times；After the completion of melting, mother alloy ingot is cold with tungsten electrode magnetic control arc stove
But to room temperature, then open tungsten electrode magnetic control arc stove and take out mother alloy ingot；
（3）Prepare high-entropy alloy/porous silicon carbide titanium two-phase three-dimensional communication composite：The preparation method used is infiltration water quenching
Method；Above-mentioned mother alloy ingot is crushed to fritter alloy, then by fritter alloy and the three-dimensional connected porous titanium of Different porosities
Skeleton is heated to 1300-1450 under a high vacuum oC, finally three-dimensional connected porous titanium is penetrated into or squeezed into alloy molten solution high pressure
Skeleton, behind the full porous silicon carbide titanium matrix porosity of alloy molten solution abundant seepage flow filling, steel pipe is quenched in water, obtains high entropy and closes
Gold/porous silicon carbide titanium two-phase three-dimensional communication composite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710778953.4A CN107699724A (en) | 2017-09-01 | 2017-09-01 | High-entropy alloy/porous silicon carbide titanium two-phase three-dimensional communication composite material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710778953.4A CN107699724A (en) | 2017-09-01 | 2017-09-01 | High-entropy alloy/porous silicon carbide titanium two-phase three-dimensional communication composite material and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107699724A true CN107699724A (en) | 2018-02-16 |
Family
ID=61171403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710778953.4A Pending CN107699724A (en) | 2017-09-01 | 2017-09-01 | High-entropy alloy/porous silicon carbide titanium two-phase three-dimensional communication composite material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107699724A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111748721A (en) * | 2020-07-08 | 2020-10-09 | 重庆师范大学 | High-entropy alloy/metal glass composite material and preparation method thereof |
| CN112024902A (en) * | 2020-09-02 | 2020-12-04 | 江苏科技大学 | Preparation method of refractory high-entropy alloy framework-copper spontaneous perspiration composite structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102021504A (en) * | 2009-09-23 | 2011-04-20 | 中国科学院金属研究所 | Magnesium-based amorphous/porous titanium double-phase three-dimensional communicated composite material and preparation method thereof |
| CN103757514A (en) * | 2014-01-27 | 2014-04-30 | 沈阳大学 | High-entropy AlCoCrFeNiCuC alloy and preparation method thereof |
| CN105154702A (en) * | 2015-10-20 | 2015-12-16 | 北京理工大学 | Aluminum-based amorphous/high-entropy alloy composite and preparation method thereof |
| CN106222500A (en) * | 2016-07-26 | 2016-12-14 | 沈阳大学 | A kind of aluminum matrix composite and preparation method |
| CN106756412A (en) * | 2017-03-16 | 2017-05-31 | 西北工业大学 | One kind prepares Al0.5The method of CoCrFeNi high-entropy alloys |
-
2017
- 2017-09-01 CN CN201710778953.4A patent/CN107699724A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102021504A (en) * | 2009-09-23 | 2011-04-20 | 中国科学院金属研究所 | Magnesium-based amorphous/porous titanium double-phase three-dimensional communicated composite material and preparation method thereof |
| CN103757514A (en) * | 2014-01-27 | 2014-04-30 | 沈阳大学 | High-entropy AlCoCrFeNiCuC alloy and preparation method thereof |
| CN105154702A (en) * | 2015-10-20 | 2015-12-16 | 北京理工大学 | Aluminum-based amorphous/high-entropy alloy composite and preparation method thereof |
| CN106222500A (en) * | 2016-07-26 | 2016-12-14 | 沈阳大学 | A kind of aluminum matrix composite and preparation method |
| CN106756412A (en) * | 2017-03-16 | 2017-05-31 | 西北工业大学 | One kind prepares Al0.5The method of CoCrFeNi high-entropy alloys |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111748721A (en) * | 2020-07-08 | 2020-10-09 | 重庆师范大学 | High-entropy alloy/metal glass composite material and preparation method thereof |
| CN111748721B (en) * | 2020-07-08 | 2022-02-18 | 重庆师范大学 | High-entropy alloy/metal glass composite material and preparation method thereof |
| CN112024902A (en) * | 2020-09-02 | 2020-12-04 | 江苏科技大学 | Preparation method of refractory high-entropy alloy framework-copper spontaneous perspiration composite structure |
| CN112024902B (en) * | 2020-09-02 | 2022-04-26 | 江苏科技大学 | Preparation method of refractory high-entropy alloy framework-copper spontaneous perspiration composite structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104745872B (en) | A kind of high-temperature titanium alloy being applicable to use at a temperature of 650 DEG C | |
| CN108103381A (en) | A kind of high-strength F eCoNiCrMn high-entropy alloys and preparation method thereof | |
| CN102787249B (en) | Sintering process for preparing high-density tungsten ferro-nickel alloy | |
| CN105130438B (en) | A kind of method that boron carbide ceramics composite is prepared based on reaction-sintered | |
| CN103045925A (en) | Preparation process of sputtered rotary molybdenum-sodium-alloy tubular target | |
| CN105925869A (en) | Low-density and high-entropy alloy material and preparation method thereof | |
| CN113549780B (en) | Powder metallurgy refractory multi-principal-element high-entropy alloy and preparation method thereof | |
| CN101956148B (en) | Dual composite high strength and toughness block amorphous alloy and preparation method thereof | |
| CN100465309C (en) | Method for preparing alloy material of high niobium-titanium-aluminum by discharging plasma agglomeration | |
| CN108588534B (en) | In-situ self-generated carbide dispersion-strengthened multi-principal-element alloy and preparation method thereof | |
| CN102925754A (en) | Titanium-nickel-aluminum-niobium alloy material and preparation technique thereof | |
| CN108546863A (en) | A kind of more pivot high temperature alloys and preparation method thereof | |
| CN112662904A (en) | TiB and La2O3Preparation method of reinforced titanium-based composite material | |
| CN103540829A (en) | Method and device for in-situ preparing TiB2 strengthened copper-based composite material | |
| CN107699724A (en) | High-entropy alloy/porous silicon carbide titanium two-phase three-dimensional communication composite material and preparation method thereof | |
| CN106747468B (en) | Drain tube material and preparation method thereof for aerosolization titanium or titanium alloy powder | |
| CN113337786B (en) | Nano zirconium oxide/amorphous alloy composite material and preparation method thereof | |
| CN109694979B (en) | High-entropy alloy-based composite material prepared by vacuum induction melting and preparation method thereof | |
| CN102876921B (en) | TiC-particle-reinforced titanium-aluminum-molybdenum alloy material by in-situ synthesis and preparation method thereof | |
| CN113913709B (en) | In-situ authigenic hybrid phase reinforced magnesium-based amorphous composite material based on selective phase dissolution and preparation method thereof | |
| CN106222500B (en) | A kind of aluminum matrix composite and preparation method | |
| CN112342419B (en) | Method for preparing TiC reinforced titanium-based composite material based on cross-linked modified sintered titanium hydride | |
| CN112281009B (en) | Method for preparing titanium-based composite material by sintering pre-dispersed graphite composite titanium hydride | |
| CN102851538B (en) | In situ synthesis TiC particle-reinforced Ti-Al-Mo-Mn alloy material and preparation method thereof | |
| CN115141021B (en) | Modified molybdenum disilicide material and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180216 |
|
| WD01 | Invention patent application deemed withdrawn after publication |