CN109385562A - A kind of aluminum alloy materials and preparation method thereof - Google Patents
A kind of aluminum alloy materials and preparation method thereof Download PDFInfo
- Publication number
- CN109385562A CN109385562A CN201811292852.7A CN201811292852A CN109385562A CN 109385562 A CN109385562 A CN 109385562A CN 201811292852 A CN201811292852 A CN 201811292852A CN 109385562 A CN109385562 A CN 109385562A
- Authority
- CN
- China
- Prior art keywords
- alloy
- aluminum alloy
- graphene
- alloy materials
- silicon carbide
- 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
- C22C21/00—Alloys based on aluminium
- C22C21/10—Alloys based on aluminium with zinc as the next major constituent
-
- 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
- C22C1/1047—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
- C22C21/00—Alloys based on aluminium
- C22C21/12—Alloys based on aluminium with copper as the next major constituent
- C22C21/14—Alloys based on aluminium with copper as the next major constituent with silicon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
- C22C21/12—Alloys based on aluminium with copper as the next major constituent
- C22C21/16—Alloys based on aluminium with copper as the next major constituent with magnesium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
- C22C21/12—Alloys based on aluminium with copper as the next major constituent
- C22C21/18—Alloys based on aluminium with copper as the next major constituent with zinc
-
- 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
-
- 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
- C22C32/0084—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 carbon or graphite as the main non-metallic constituent
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Composite Materials (AREA)
- Manufacture Of Alloys Or Alloy Compounds (AREA)
Abstract
The invention belongs to field of aluminum alloys, more particularly to a kind of aluminum alloy materials and preparation method thereof, aluminum alloy materials Zn, Al, Cu, Mg, Ag, Si, Mn, Ni, silicon carbide, rare earth and graphene mainly by being made of, each component is respectively as follows: Al:79.6~86.7%, Zn:3.1~5.0%, Cu:2.1~4.0%, Mg:0.6~1.2%, Ag:0.3~1.2%, Si:0.2~0.9%, Mn:0.4~1.8%, Ni:0.08~0.3% by weight ratio, rare earth: 0.01~0.1%, graphene: 0.4~1.3%, silicon carbide: 0.2~1.1%；The aluminum alloy materials technological process of production of the present invention is short, production cost is low, joined rare earth, graphene, silicon carbide make the aluminium alloy produced have high rigidity, the performance of high ductibility.
Description
[technical field]
The invention belongs to field of aluminum alloys, and in particular to a kind of aluminum alloy materials and preparation method thereof.
[background technique]
Aluminium alloy has the characteristics that good light weight, thermostabilization, high tenacity, anticorrosive, the workability of aluminium alloy, material at
This low many good characteristic is manufactured in space flight, aviation, computer manufacture, automotive field and high-precision, high speed conducting track etc.
Have broad application prospects in industry, it has also become a kind of more and more important new material.
Currently, the payload capability to aluminum alloy materials all proposes increasingly higher demands, this is just to aluminum alloy materials
, rigors are proposed, so that the Al alloy composite used in the past is no longer satisfied existing needs.Therefore it needs
The aluminum alloy materials of a kind of high rigidity, high ductibility are provided.
[summary of the invention]
In view of problem above, the present invention provides a kind of aluminum alloy materials and preparation method thereof, which has
High rigidity and high ductibility.
The technical problems to be solved by the invention are implemented with the following technical solutions:
A kind of aluminum alloy materials are mainly made by the raw material of following parts by weight: Zn, Al, Cu, Mg, Ag, Si, Mn, Ni, carbonization
Silicon, rare earth and graphene, each component be respectively as follows: by weight ratio Al:79.6~86.7%, Zn:3.1~5.0%, Cu:2.1~
4.0%, Mg:0.6~1.2%, Ag:0.3~1.2%, Si:0.2~0.9%, Mn:0.4~1.8%, Ni:0.08~0.3%,
Rare earth: 0.01~0.1%, graphene: 0.4~1.3%, silicon carbide: 0.2~1.1%.
Preferably, a kind of aluminum alloy materials are mainly made by the raw material of following parts by weight: Zn, Al, Cu, Mg, Ag, Si, Mn,
Ni, silicon carbide, rare earth and graphene, each component are respectively as follows: Al:80%, Zn:3.2%, Cu:2.3%, Mg by weight ratio:
1.0%, Ag:1.1%, Si:0.7%, Mn:0.9%, Ni:0.22%, rare earth: 0.8%, graphene: 0.8%, silicon carbide:
0.6%.
A kind of preferred aluminum alloy materials are mainly made by the raw material of following parts by weight: Zn, Al, Cu, Mg, Ag, Si, Mn,
Ni, silicon carbide, rare earth and graphene, each component are respectively as follows: Al:81.2%, Zn:3.8%, Cu:3.3%, Mg by weight ratio:
0.6~1.2%, Ag:0.56%, Si:0.33%, Mn:0.85%, Ni:0.2%, rare earth: 0.05%, graphene: 0.8%, carbon
SiClx: 1.0%.
Preferably, a kind of aluminum alloy materials are mainly made by the raw material of following parts by weight: Zn, Al, Cu, Mg, Ag, Si, Mn,
Ni, silicon carbide, rare earth and graphene, each component are respectively as follows: Al:81.8%, Zn:4.3%, Cu:3.4%, Mg by weight ratio:
0.8%, rare earth: 0.07%, graphene: 0.9%, Ag:0.52%, Si:0.54%, Mn:0.98%, Ni:0.27% are carbonized
Silicon: 0.9%.
A kind of aluminum alloy materials, production method include the following steps:
1) electrolytic aluminium liquid is sent to smelting furnace and is heated to 920 DEG C or more；
2) waste material and intermediate alloy are added in the electrolytic aluminium liquid in step 1), melt temperature is adjusted to 710-750 DEG C
Range is added crystallization Si block, keeps the temperature 10~20 minutes, obtain intermediate alloy liquid；
3) Cu, Mn, Ni are added in the resulting intermediate alloy liquid of step 2), and the temperature of smelting furnace is increased to 700~900
DEG C, it is skimmed and is stirred, be cast into bulk after each alloy sufficiently melts, obtain secondary intermediate alloy；
4) Zn block is put into crucible, then crucible is placed in heating furnace, furnace temp is 650~800 DEG C, to Zn
After block is completely melt, secondary intermediate alloy is added in Zn liquid, and furnace temp is increased to 650~900 DEG C, to secondary
After intermediate alloy is completely melt, 4-6 hours are stood, adds Ag, and furnace temp is increased to 750~950 DEG C, it is complete to Ag
After running down, adds Mg, rare earth, graphene, silicon carbide, obtain alloy solution；
5) alloy solution obtained by step 4) is cast into ingot casting, obtains aluminum alloy materials.
Further, intermediate alloy used in step 2) is Al-Si alloy made of Al-Cu alloy and Al-Mn alloy therein one
Kind is several.
Further, waste material used in step 2) is underproof aluminum alloy materials.
By adopting the above-described technical solution, the invention has the following advantages: aluminum alloy materials of the present invention produce work
Skill process is short, production cost is low, joined rare earth, graphene, silicon carbide make the aluminium alloy produced have high rigidity, Gao Yanzhan
The performance of property.
[specific embodiment]
The following examples can help those skilled in the art that the present invention is more fully understood, but cannot be with any
Mode limits the present invention.
Embodiment 1
A kind of aluminum alloy materials are mainly made by the raw material of following parts by weight: Al:81.2%, Zn:3.8%, Cu:
3.3%, Mg:0.6~1.2%, Ag:0.56%, Si:0.33%, Mn:0.85%, Ni:0.2%, rare earth: 0.05%, graphite
Alkene: 0.8%, silicon carbide: 1.0%.
A kind of aluminum alloy materials, production method include the following steps:
1) electrolytic aluminium liquid is sent to smelting furnace and is heated to 920 DEG C or more；
2) waste material and intermediate alloy are added in the electrolytic aluminium liquid in step 1), melt temperature is adjusted to 710 DEG C of ranges,
Crystallization Si block is added, keeps the temperature 10 minutes, obtains intermediate alloy liquid；
3) Cu, Mn, Ni are added in the resulting intermediate alloy liquid of step 2), and the temperature of smelting furnace is increased to 700 DEG C, into
Row is skimmed and is stirred, and is cast into bulk after each alloy sufficiently melts, is obtained secondary intermediate alloy；
4) Zn block is put into crucible, then crucible is placed in heating furnace, furnace temp is 650 DEG C, complete to Zn block
After running down, secondary intermediate alloy is added in Zn liquid, and furnace temp is increased to 650 DEG C, to secondary intermediate alloy
After being completely melt, stand 4 hours, add Ag, and furnace temp is increased to 750 DEG C, after Ag is completely melt, add Mg,
Rare earth, graphene, silicon carbide, obtain alloy solution；
5) alloy solution obtained by step 4) is cast into ingot casting, obtains aluminum alloy materials.
Embodiment 2
A kind of aluminum alloy materials are mainly made by the raw material of following parts by weight: Al:80%, Zn:3.2%, Cu:2.3%,
Mg:1.0%, Ag:1.1%, Si:0.7%, Mn:0.9%, Ni:0.22%, rare earth: 0.8%, graphene: 0.8%, silicon carbide:
0.6%.
A kind of aluminum alloy materials, production method include the following steps:
1) electrolytic aluminium liquid is sent to smelting furnace and is heated to 920 DEG C or more；
2) waste material and intermediate alloy are added in the electrolytic aluminium liquid in step 1), melt temperature is adjusted to 723 DEG C of ranges,
Crystallization Si block is added, keeps the temperature 15 minutes, obtains intermediate alloy liquid；
3) Cu, Mn, Ni are added in the resulting intermediate alloy liquid of step 2), and the temperature of smelting furnace is increased to 795 DEG C, into
Row is skimmed and is stirred, and is cast into bulk after each alloy sufficiently melts, is obtained secondary intermediate alloy；
4) Zn block is put into crucible, then crucible is placed in heating furnace, furnace temp is 670 DEG C, complete to Zn block
After running down, secondary intermediate alloy is added in Zn liquid, and furnace temp is increased to 680 DEG C, to secondary intermediate alloy
After being completely melt, 4-6 hours are stood, Ag is added, and furnace temp is increased to 790 DEG C, after Ag is completely melt, adds
Mg, rare earth, graphene, silicon carbide, obtain alloy solution；
5) alloy solution obtained by step 4) is cast into ingot casting, obtains aluminum alloy materials.
Embodiment 3
A kind of aluminum alloy materials are mainly made by the raw material of following parts by weight: Al:81.8%, Zn:4.3%, Cu:
3.4%, Mg:0.8%, Ag:0.52%, Si:0.54%, Mn:0.98%, Ni:0.27%, rare earth: 0.07%, graphene:
0.9%, silicon carbide: 0.9%.
A kind of aluminum alloy materials, production method include the following steps:
1) electrolytic aluminium liquid is sent to smelting furnace and is heated to 920 DEG C or more；
2) waste material and intermediate alloy are added in the electrolytic aluminium liquid in step 1), melt temperature is adjusted to 750 DEG C of ranges,
Crystallization Si block is added, keeps the temperature 20 minutes, obtains intermediate alloy liquid；
3) Cu, Mn, Ni are added in the resulting intermediate alloy liquid of step 2), and the temperature of smelting furnace is increased to 900 DEG C, into
Row is skimmed and is stirred, and is cast into bulk after each alloy sufficiently melts, is obtained secondary intermediate alloy；
4) Zn block is put into crucible, then crucible is placed in heating furnace, furnace temp is 800 DEG C, complete to Zn block
After running down, secondary intermediate alloy is added in Zn liquid, and furnace temp is increased to 900 DEG C, to secondary intermediate alloy
After being completely melt, stand 6 hours, add Ag, and furnace temp is increased to 950 DEG C, after Ag is completely melt, add Mg,
Rare earth, graphene, silicon carbide, obtain alloy solution；
5) alloy solution obtained by step 4) is cast into ingot casting, obtains aluminum alloy materials.
The different aluminum alloy materials performance comparison of table 1
According to table one it is found that the indices parameter of aluminum alloy materials of the invention is superior to 7075 line aluminium alloy materials,
Have high tenacity, high rigidity, the performance of high ductibility.
Although above the present invention is described in detail with a general description of the specific embodiments,
On the basis of the present invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Cause
This, these modifications or improvements, fall within the scope of the claimed invention without departing from theon the basis of the spirit of the present invention.
Claims (6)
1. a kind of aluminum alloy materials, which is characterized in that be mainly made by the raw material of following parts by weight: Zn, Al, Cu, Mg, Ag, Si,
Mn, Ni, silicon carbide, rare earth and graphene, each component be respectively as follows: by weight ratio Al:79.6~86.7%, Zn:3.1~
5.0%, Cu:2.1~4.0%, Mg:0.6~1.2%, Ag:0.3~1.2%, Si:0.2~0.9%, Mn:0.4~1.8%,
Ni:0.08~0.3%, rare earth: 0.01~0.1%, graphene: 0.4~1.3%, silicon carbide: 0.2~1.1%.
2. a kind of aluminum alloy materials according to claim 1, which is characterized in that mainly by the raw material system of following parts by weight
: Al:81.2%, Zn:3.8%, Cu:3.3%, Mg:0.6~1.2%, Ag:0.56%, Si:0.33%, Mn:0.85%,
Ni:0.2%, rare earth: 0.05%, graphene: 0.8%, silicon carbide: 1.0%.
3. a kind of aluminum alloy materials according to claim 1, which is characterized in that the aluminum alloy materials each component is by weight
Proportion is respectively as follows: Al:80%, Zn:3.2%, Cu:2.3%, Mg:1.0%, Ag:1.1%, Si:0.7%, Mn:0.9%, Ni:
0.22%, rare earth: 0.8%, graphene: 0.8%, silicon carbide: 0.6%.
4. a kind of aluminum alloy materials according to claim 1, which is characterized in that each component is respectively as follows: Al by weight ratio:
81.8%, Zn:4.3%, Cu:3.4%, Mg:0.8%, Ag:0.52%, Si:0.54%, Mn:0.98%, Ni:0.27% are dilute
Soil: 0.07%, graphene: 0.9%, silicon carbide: 0.9%.
5. a kind of production method of aluminum alloy materials, which is characterized in that its production method includes the following steps:
1) electrolytic aluminium liquid is sent to smelting furnace and is heated to 920 DEG C or more；
2) waste material and intermediate alloy are added in the electrolytic aluminium liquid in step 1), melt temperature is adjusted to 710-750 DEG C of range,
Crystallization Si block is added, keeps the temperature 10~20 minutes, obtains intermediate alloy liquid；
3) Cu, Mn, Ni are added in the resulting intermediate alloy liquid of step 2), and the temperature of smelting furnace is increased to 700~900 DEG C,
It is skimmed and is stirred, be cast into bulk after each alloy sufficiently melts, obtain secondary intermediate alloy；
4) Zn block is put into crucible, then crucible is placed in heating furnace, furnace temp is 650~800 DEG C, complete to Zn block
After running down, secondary intermediate alloy is added in Zn liquid, and furnace temp is increased to 650~900 DEG C, to secondary centre
After alloy is completely melt, 4-6 hours are stood, adds Ag, and furnace temp is increased to 750~950 DEG C, it is completely molten to Ag
After change, adds Mg, rare earth, graphene, silicon carbide, obtain alloy solution；
5) alloy solution obtained by step 4) is cast into ingot casting, obtains aluminum alloy materials.
6. a kind of production method of aluminum alloy materials according to claim 5, which is characterized in that centre used in step 2)
Alloy is that Al-Si alloy made of Al-Cu alloy and Al-Mn alloy are one such or several.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811292852.7A CN109385562A (en) | 2018-11-01 | 2018-11-01 | A kind of aluminum alloy materials and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811292852.7A CN109385562A (en) | 2018-11-01 | 2018-11-01 | A kind of aluminum alloy materials and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109385562A true CN109385562A (en) | 2019-02-26 |
Family
ID=65427277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811292852.7A Pending CN109385562A (en) | 2018-11-01 | 2018-11-01 | A kind of aluminum alloy materials and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109385562A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112921221A (en) * | 2021-01-22 | 2021-06-08 | 佛山市南海盛达前亮铝业有限公司 | High-strength aluminum material with excellent surface quality and forming method thereof |
| CN116445780A (en) * | 2023-05-26 | 2023-07-18 | 广东鸿邦金属铝业有限公司 | Environment-friendly high-strength aluminum alloy material and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01219131A (en) * | 1988-02-26 | 1989-09-01 | Nkk Corp | High-strength al-base alloy composite material having excellent corrosion resistance and heat treatment thereof |
| CN1413796A (en) * | 2002-09-27 | 2003-04-30 | 哈尔滨工业大学 | Self-drill brazing filler material of aluminium alloy and aluminium base composite and preparation method |
| CN102312135A (en) * | 2010-06-30 | 2012-01-11 | 通用汽车环球科技运作有限责任公司 | Improved y alloy y |
| CN106756319A (en) * | 2016-12-13 | 2017-05-31 | 中国科学院金属研究所 | A kind of aluminium alloy and aluminum matrix composite for preparing high-strength high-plastic aluminum matrix composite |
-
2018
- 2018-11-01 CN CN201811292852.7A patent/CN109385562A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01219131A (en) * | 1988-02-26 | 1989-09-01 | Nkk Corp | High-strength al-base alloy composite material having excellent corrosion resistance and heat treatment thereof |
| CN1413796A (en) * | 2002-09-27 | 2003-04-30 | 哈尔滨工业大学 | Self-drill brazing filler material of aluminium alloy and aluminium base composite and preparation method |
| CN102312135A (en) * | 2010-06-30 | 2012-01-11 | 通用汽车环球科技运作有限责任公司 | Improved y alloy y |
| CN106756319A (en) * | 2016-12-13 | 2017-05-31 | 中国科学院金属研究所 | A kind of aluminium alloy and aluminum matrix composite for preparing high-strength high-plastic aluminum matrix composite |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112921221A (en) * | 2021-01-22 | 2021-06-08 | 佛山市南海盛达前亮铝业有限公司 | High-strength aluminum material with excellent surface quality and forming method thereof |
| CN116445780A (en) * | 2023-05-26 | 2023-07-18 | 广东鸿邦金属铝业有限公司 | Environment-friendly high-strength aluminum alloy material and preparation method thereof |
| CN116445780B (en) * | 2023-05-26 | 2023-11-14 | 广东鸿邦金属铝业有限公司 | Environment-friendly high-strength aluminum alloy material and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101319287B (en) | High-strength cast aluminium alloy material | |
| CN105861886B (en) | A kind of alusil alloy and preparation method thereof for compressor of air conditioner cylinder body | |
| CN109161735B (en) | Graphene rare earth cerium reinforced Al-Si-Mg cast aluminum alloy and preparation method thereof | |
| CN113061787A (en) | High-strength high-toughness Al-Si-Cu-Mg-Cr-Mn-Ti series casting alloy and preparation method thereof | |
| CN109136599B (en) | Preparation process of high-entropy alloy inoculated hypoeutectic aluminum-silicon alloy | |
| CN103361524B (en) | Composite modification method for hypereutectic aluminum-silicon alloy | |
| CN102181758B (en) | Novel casting aluminium alloy and preparation method thereof | |
| CN102312137A (en) | Aluminum-silicon-magnesium casted aluminum alloy and casting process thereof | |
| CN104032196B (en) | high-strength magnesium alloy material and preparation method thereof | |
| CN104745897A (en) | High-silicon wrought aluminum alloy material and production method thereof | |
| CN104233018A (en) | Reinforced aluminum alloy and preparation method thereof | |
| CN103305729A (en) | Method for preparing novel Al-Si-Mg-Cu-Sr alloy | |
| CN109385562A (en) | A kind of aluminum alloy materials and preparation method thereof | |
| CN112030045B (en) | Hypoeutectic aluminum-silicon alloy and preparation method thereof | |
| CN104611617A (en) | Liquid forging Al-Cu-Zn aluminum alloy and preparation method thereof | |
| CN102409206A (en) | Extrusion casted Al-Zn alloy material with high toughness | |
| CN106553008A (en) | A kind of rare-earth-doped modification aluminium alloy welding wire and preparation method thereof | |
| CN107460380B (en) | A kind of anticorodal and preparation method thereof | |
| CN113444899A (en) | Method for refining primary silicon in Al-18Si hypereutectic aluminum-silicon alloy | |
| CN105401005A (en) | Al-Si alloy material and production method thereof | |
| CN103643088B (en) | A kind of Modification Manners of ADC12 aluminium alloy | |
| CN114686734A (en) | High-ductility soluble aluminum alloy, preparation method and application | |
| CN103255328B (en) | A kind of high-strength and high ductility 7A04 aluminium alloy and preparation method thereof | |
| CN103556006A (en) | Aluminum alloy and manufacturing method thereof | |
| CN102758108B (en) | Al-Si-Mg-Sm rare earth cast aluminum alloy 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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190226 |
|
| RJ01 | Rejection of invention patent application after publication |