CN107675048B - Highly conductive middle strength aluminium alloy of one kind and preparation method thereof - Google Patents
Highly conductive middle strength aluminium alloy of one kind and preparation method thereof Download PDFInfo
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- CN107675048B CN107675048B CN201710784940.8A CN201710784940A CN107675048B CN 107675048 B CN107675048 B CN 107675048B CN 201710784940 A CN201710784940 A CN 201710784940A CN 107675048 B CN107675048 B CN 107675048B
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- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 40
- 238000002360 preparation method Methods 0.000 title claims abstract description 15
- 238000011282 treatment Methods 0.000 claims abstract description 18
- 230000032683 aging Effects 0.000 claims abstract description 17
- 238000001125 extrusion Methods 0.000 claims abstract description 14
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 10
- 238000007670 refining Methods 0.000 claims abstract description 10
- 229910052802 copper Inorganic materials 0.000 claims abstract description 9
- 238000000265 homogenisation Methods 0.000 claims abstract description 9
- 238000002844 melting Methods 0.000 claims abstract description 8
- 230000008018 melting Effects 0.000 claims abstract description 8
- 238000005266 casting Methods 0.000 claims abstract description 7
- 239000012535 impurity Substances 0.000 claims abstract description 6
- 239000002994 raw material Substances 0.000 claims abstract description 6
- 229910052726 zirconium Inorganic materials 0.000 claims abstract description 4
- 229910052742 iron Inorganic materials 0.000 claims abstract description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 45
- 239000000956 alloy Substances 0.000 claims description 45
- 239000011777 magnesium Substances 0.000 claims description 12
- 229910052751 metal Inorganic materials 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 11
- 239000011701 zinc Substances 0.000 claims description 11
- 239000010949 copper Substances 0.000 claims description 10
- 229910052725 zinc Inorganic materials 0.000 claims description 9
- 238000001816 cooling Methods 0.000 claims description 8
- 229910052749 magnesium Inorganic materials 0.000 claims description 8
- 239000004411 aluminium Substances 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052691 Erbium Inorganic materials 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 4
- 238000007872 degassing Methods 0.000 claims description 4
- ZBZJXHCVGLJWFG-UHFFFAOYSA-N trichloromethyl(.) Chemical compound Cl[C](Cl)Cl ZBZJXHCVGLJWFG-UHFFFAOYSA-N 0.000 claims description 4
- 229910018580 Al—Zr Inorganic materials 0.000 claims description 3
- 239000004615 ingredient Substances 0.000 claims description 3
- 229910018182 Al—Cu Inorganic materials 0.000 claims description 2
- 239000000203 mixture Substances 0.000 description 4
- 239000004020 conductor Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910000881 Cu alloy Inorganic materials 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000001953 recrystallisation Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 229910000861 Mg alloy Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
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
- C22C1/02—Making non-ferrous alloys by melting
- C22C1/026—Alloys based on aluminium
-
- 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
- C22C1/03—Making non-ferrous alloys by melting using master alloys
-
- 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
-
- 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
- C22C21/06—Alloys based on aluminium with magnesium as the next major constituent
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
- C22F1/047—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon of alloys with magnesium as the next major constituent
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
- C22F1/053—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon of alloys with zinc as the next major constituent
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/02—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
- H01B1/023—Alloys based on aluminium
Abstract
Public a kind of highly conductive middle strength aluminium alloy of the present invention and preparation method thereof, the aluminium alloy each component and its weight percent are as follows: Mg content is 0.35~0.65%, it be 0.20~0.40%, Zr content is 0.30~0.60% that Zn content, which is 0.4~1.0%, Cu content, Er content is 0.15~0.35%, B content 0.01~0.06%, impurity element S i content≤0.1%, Fe content≤0.15%, the total content≤0.15%, Al of other impurity elements is balance-element.Its preparation process includes proportion raw material, raw material melting, refining, casting, three-level Homogenization Treatments, extrusion deformation processing, ageing treatment, stretcher strain processing, and preparation process is simple and easy.The Mechanical Properties of Aluminum Alloys is good, and has high electric conductivity.
Description
Technical field
The invention belongs to non-ferrous metal technical field, in particular to a kind of highly conductive middle strength aluminium alloy.
Background technique
With the development of economy and society, electricity needs is constantly promoted, it is higher and higher to the electric conductivity of material.Aluminium alloy with
By means of good electric conductivity, forming property and relative moderate price and have become main conductive material.Traditional conduction material
Material mostly uses copper alloy to be process greatly, but higher cost.Aluminium alloy quality is only copper alloy under the conditions of same resistivity
50%.Moreover, aluminum alloy surface forms oxide layer, corrosion resistance is preferable, and " replacing copper with aluminium " has become current development trend.Aluminium closes
There are the contradictions of essence with electric conductivity for the intensity of gold.For conductive 6000 line aluminium alloys, need to further decrease
The ingredient of aluminium alloy to improve alloy conductive, but can reduce alloy strength.Therefore, it is necessary to develop a kind of Novel high-conductivity
Aluminium alloy.
Microalloying and working hardening are the effective means for improving alloy property.For example, adding micro Sc can be improved Al-
The mechanical property and recrystallization temperature of Mg alloy, but Sc price is prohibitively expensive.Rare earth element er is similar with Sc, can with aluminium formed with
Matrix coherence Al3Er disperse phase improves alloy strength.On the other hand, aluminium alloy carries out processing hardening, and it is strong to effectively improve alloy
Degree, but electric conductivity is influenced smaller.Therefore, the present invention is improved by combined microalloying and working hardening with intensity of aluminum alloy
With electric conductivity.
Summary of the invention
The present invention provides highly conductive middle strength aluminium alloy of one kind and preparation method thereof, and the aluminium alloy has high conduction performance
And good mechanical property, and preparation method is simple and easy.
To solve the above problems, the present invention adopts the following technical scheme:
A kind of highly conductive middle strength aluminium alloy, each component and its weight percent are as follows: Mg content is 0.35~0.65%, Zn
Content be 0.4~1.0%, Cu content be 0.20~0.40%, Zr content be 0.30~0.60%, Er content be 0.15~
0.35%, B content 0.01~0.06%, impurity element S i content≤0.1%, Fe content≤0.15%, other impurity elements are total
Content≤0.15%, Al be balance-element.
Further, the weight percent of Zn and Mg is 1: 1~2: 1.
Further, the weight percent of Cu and Mg is 1: 3~1.2: 1.
A kind of preparation method of highly conductive middle strength aluminium alloy, comprising the following steps:
(1) according to the ingredient and content proportion raw material described in claim 1；
(2) raw material melting: under conditions of 750~770 DEG C of temperature, first rafifinal aluminium ingot is melted, Al- is then added
Pure zinc, pure magnesium and coverture is added after intermediate alloy fusing in Zr, Al-Er, Al-Cu, Al-B intermediate alloy,
(3) it refines: carbon trichloride being added in molten metal and carries out degassing processing, and is sufficiently stirred, Metal Temperature when refining
In the range of degree maintains 730 DEG C~750 DEG C, sufficient standing should be carried out after refining, time of repose is not less than 25 minutes；
(4) be poured: when temperature is down to 710 DEG C~730 DEG C, it is 430 DEG C that the alloy molten solution after sufficient standing, which is poured into temperature,
In~450 DEG C of metal dies, alloy cast ingot can be obtained；
(5) three-level Homogenization Treatments: three-level homogenization is carried out to the alloy casting blank that step (4) obtain, the first stage is 330
3~15h is kept the temperature at~350 DEG C, second stage keeps the temperature 15~35h at 400~440 DEG C, and the phase III is at 450~480 DEG C
Keep the temperature 15~35h；
(6) extrusion deformation is handled: carrying out extrusion deformation processing to the alloy cast ingot that step (5) obtain, squeezing temperature is 470
DEG C~500 DEG C, deformation coefficient is 15~20, after extrusion deformation processing, to alloy with using the forced air-cooling type of cooling；
(7) ageing treatment: carrying out ageing treatment to the alloy that step (6) obtain, and 100~140 DEG C of aging temp, when timeliness
Between be 10~30h；
(8) stretcher strain handle: to step (7) obtain alloy be draw textured, stretcher strain amount be 50%~
80%, after stretcher strain processing, finally obtain the aluminium alloy.
The invention has the benefit that 1. rationally adding appropriate Cu, Zn element, T can be precipitated in artificial aging treatment process
Phase, to improve the intensity of the aluminium alloy；2. adding micro B element, eliminating or weakening the microelements such as V, Ti to described
The adverse effect of aluminium alloy electric conductivity, further increases electric conductivity；3. refining crystal grain, pure alloy melt using Er element
Quality inhibits high temperature extrusion recrystallization, improves the intensity of aluminum alloy toughness；4. using multistage uniform treatment process, make
Al3Er、Al3Even dispersion is precipitated Zr phase in the tissue, on the basis of not reducing alloy conductive, further increases the aluminium
Alloy strength and fracture toughness；4. using working hardening technique, the intensity of aluminum alloy is further increased, and significantly reduces institute
State aluminium alloy electric conductivity；5. substituting Sc element using Er, good mechanical property is obtained, while reducing the aluminium alloy
Preparation cost.
Specific embodiment
Embodiment 1
Table 1 is composition component and weight percent in highly conductive middle strength aluminium alloy.
Table 1
| Ingot casting number | Mg | Zn | Cu | Zr | Er | B | Fe | Si | Al |
| 1# | 0.38 | 0.90 | 0.30 | 0.45 | 0.25 | 0.03 | <0.15 | <0.10 | Surplus |
| 2# | 0.55 | 0.7 | 0.35 | 0.5 | 0.225 | 0.05 | <0.15 | <0.10 | Surplus |
| 3# | 0.63 | 0.60 | 0.24 | 0.35 | 0.30 | 0.06 | <0.15 | <0.10 | Surplus |
Preparation process are as follows:
(1) feed proportioning is carried out according to composition component shown in table 1 and weight percent；
(2) melting: under the conditions of 760 DEG C of temperature, first melting rafifinal aluminium ingot, and Al-Zr, Al-Er, Al- is then added
Pure zinc, pure magnesium and coverture is added after intermediate alloy fusing in Cu, Al-B intermediate alloy；
(3) it refines: carbon trichloride being added in alloy molten solution and carries out degassing processing, and is sufficiently stirred, metal is molten when refining
In the range of liquid temperature maintains 740 DEG C, sufficient standing should be carried out after refining, time of repose is not less than 25 minutes；
(4) it is poured: when temperature is down to 720 DEG C, alloy solution being poured into the metal die that temperature is 440 DEG C after sufficient standing
In, it can be obtained alloy cast ingot；
(5) three-level Homogenization Treatments, first stage three-level Homogenization Treatments: are carried out to the resulting alloy casting blank of step (4)
12h is kept the temperature at 340 DEG C, second stage is kept the temperature for 24 hours at 420 DEG C, and the phase III keeps the temperature for 24 hours at 460 DEG C；
(6) extrusion deformation is handled: carrying out extrusion deformation processing to the alloy cast ingot obtained in step (5), squeezing temperature is
480 DEG C, deformation coefficient 22 uses the forced air-cooling type of cooling after extrusion deformation processing；
(7) ageing treatment: ageing treatment is carried out to the alloy that step (6) obtain, 120 DEG C of aging temp, aging time is
24h；
(8) stretcher strain is handled: being draw textured processing to alloy after step (7) timeliness, is stretched variable 60%, finally
Obtain heretofore described aluminium alloy.
Table 2 is is obtained alloy property list.
Table 2
As can be seen from Table 2: it is anti-that what aluminium alloy of the present invention can be stable under the preparation process prepares timeliness
Tensile strength is more than 250MPa, and elongation percentage reaches 3.0%, and conductivity is more than 59.0ICAS%.It is identical in elongation percentage and conductivity
Under the premise of, the mechanical property of the aluminium alloy is more than conventional conductive aluminium alloy (tensile strength is lower than 200MPa), and cost is relatively
It is low, thus there is very big application potential in fields such as conductive electric wire, electric conductors.
Embodiment 2
Table 3 is composition component and weight percent in highly conductive middle strength aluminium alloy.
Table 3
| Ingot casting number | Mg | Zn | Cu | Zr | Er | B | Fe | Si | Al |
| 4# | 0.46 | 0.85 | 0.30 | 0.55 | 0.25 | 0.03 | <0.15 | <0.10 | Surplus |
| 5# | 0.38 | 0.92 | 0.25 | 0.46 | 0.225 | 0.05 | <0.15 | <0.10 | Surplus |
| 6# | 0.60 | 0.70 | 0.35 | 0.35 | 0.25 | 0.06 | <0.15 | <0.10 | Surplus |
Preparation process are as follows:
(1) feed proportioning is carried out according to composition component shown in table 3 and weight percent；
(2) melting: under the conditions of 750 DEG C of temperature, first melting rafifinal aluminium ingot, and Al-Zr, Al-Er, Al- is then added
Pure zinc, pure magnesium and coverture is added after intermediate alloy fusing in Cu, Al-B intermediate alloy；
(3) it refines: carbon trichloride being added in alloy molten solution and carries out degassing processing, and is sufficiently stirred, metal is molten when refining
In the range of liquid temperature maintains 750 DEG C, sufficient standing should be carried out after refining, time of repose is not less than 25 minutes；
(4) it is poured: when temperature is down to 730 DEG C, alloy solution being poured into the metal die that temperature is 450 DEG C after sufficient standing
In, it can be obtained alloy cast ingot；
(5) three-level Homogenization Treatments, first stage three-level Homogenization Treatments: are carried out to the resulting alloy casting blank of step (4)
12h is kept the temperature at 350 DEG C, second stage is kept the temperature for 24 hours at 440 DEG C, and the phase III keeps the temperature for 24 hours at 450 DEG C；
(6) extrusion deformation is handled: carrying out extrusion deformation processing to the alloy cast ingot obtained in step (5), squeezing temperature is
490 DEG C, deformation coefficient 16 uses the forced air-cooling type of cooling after extrusion deformation processing；
(7) ageing treatment: ageing treatment is carried out to the alloy that step (6) obtain, 140 DEG C of aging temp, aging time is
24h；
(8) stretcher strain is handled: being draw textured processing to alloy after step (7) timeliness, is stretched variable 80%, finally
Obtain heretofore described aluminium alloy.
Table 4 is to be obtained alloy property list.
Table 4
As can be seen from Table 4: it is anti-that what aluminium alloy of the present invention can be stable under the preparation process prepares timeliness
Tensile strength is more than 250MPa, and elongation percentage reaches 3.0%, and conductivity is more than 59.0ICAS%.It is identical in elongation percentage and conductivity
Under the premise of, the mechanical property of the aluminium alloy is more than conventional conductive aluminium alloy (tensile strength is lower than 200MPa), and cost is relatively
It is low, thus there is very big application potential in fields such as conductive electric wire, electric conductors.
Better embodiment of the invention is illustrated above, but the invention is not limited to the implementation
Example, those skilled in the art can also make various equivalent modifications on the premise of without prejudice to spirit of the invention or replace
It changes, these equivalent variation or replacement are all included in the scope defined by the claims of the present application.
Claims (1)
1. a kind of preparation method of highly conductive middle strength aluminium alloy, which comprises the following steps:
Component and its weight percent in the highly conductive middle strength aluminium alloy are as follows: Mg content is that 0.35~0.65%, Zn contains
Amount be 0.4~1.0%, Cu content be 0.20~0.40%, Zr content be 0.30~0.60%, Er content be 0.15~
0.35%, B content 0.01~0.06%, impurity element S i content≤0.1%, Fe content≤0.15%, other impurity elements are total
Content≤0.15%, Al be balance-element；The weight percent of Zn and Mg is 1: 1~2: 1；The weight percent of Cu and Mg is
1: 3~1.2: 1；The preparation method of the highly conductive middle strength aluminium alloy includes the following steps:
(1) raw material is matched according to described among the above ingredient and content；
(2) raw material melting: under conditions of 750~770 DEG C of temperature, first melting rafifinal aluminium ingot, and Al-Zr, Al- is then added
Pure zinc, pure magnesium and coverture is added after intermediate alloy fusing in Er, Al-Cu, Al-B intermediate alloy,
(3) it refines: carbon trichloride being added in molten metal and carries out degassing processing, and is sufficiently stirred, metal temperature is tieed up when refining
It holds in the range of 730 DEG C~750 DEG C, sufficient standing should be carried out after refining, time of repose is not less than 25 minutes；
(4) be poured: when temperature is down to 710 DEG C~730 DEG C, it is 430 DEG C~450 that the alloy molten solution after sufficient standing, which is poured into temperature,
In DEG C metal die, alloy cast ingot can be obtained；
(5) three-level Homogenization Treatments: carrying out three-level homogenization to the alloy casting blank that step (4) obtain, the first stage 330~
3~15h is kept the temperature at 350 DEG C, second stage keeps the temperature 15~35h at 400~440 DEG C, and the phase III protects at 450~480 DEG C
15~35h of temperature；
(6) extrusion deformation is handled: the alloy cast ingot obtained to step (5) carries out extrusion deformation processing, squeeze temperature be 470 DEG C~
500 DEG C, deformation coefficient is 15~20, after extrusion deformation processing, is doomed alloy with using the forced air-cooling type of cooling；
(7) ageing treatment: ageing treatment is carried out to the alloy that step (6) obtain, aging temp is 100~140 DEG C, aging time
For 10~30h；
(8) stretcher strain is handled: the alloy obtained to step (7) is draw textured, and stretcher strain amount is 50%~80%, is drawn
After stretching deformation process, the aluminium alloy is finally obtained.
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| CN108642332A (en) * | 2018-06-13 | 2018-10-12 | 中北大学 | A kind of high-performance beryllium alumin(i)um alloy and preparation method thereof |
| CN109295359B (en) * | 2018-10-16 | 2019-11-12 | 东莞市东兴铝业有限公司 | A kind of aluminium alloy and preparation method thereof of highly conductive high intensity |
| CN109161738B (en) * | 2018-10-16 | 2019-11-12 | 东莞市东兴铝业有限公司 | A kind of highly conductive corrosion resistant aluminum alloy and preparation method thereof |
| CN110714174A (en) * | 2019-09-23 | 2020-01-21 | 四川阳光坚端铝业有限公司 | Homogenization treatment process of aluminum alloy ingot |
| CN111485150A (en) * | 2020-06-09 | 2020-08-04 | 天津忠旺铝业有限公司 | Preparation method of high-conductivity aluminum alloy plate strip |
| CN115233055B (en) * | 2022-07-25 | 2023-09-22 | 安徽工业大学 | Aluminum extrusion profile convenient to recycle and preparation method thereof |
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|---|---|---|---|---|
| SU449967A1 (en) * | 1972-11-13 | 1974-11-15 | Предприятие П/Я А-6585 | Aluminum based alloy |
| JP2001342577A (en) * | 2000-06-05 | 2001-12-14 | Nippon Steel Corp | Aluminum alloy plate superior in press formability |
| CN103866167A (en) * | 2014-03-27 | 2014-06-18 | 北京科技大学 | Aluminum alloy and alloy sheet thereof as well as preparation method of alloy sheet |
| CN104087770A (en) * | 2014-06-28 | 2014-10-08 | 北京工业大学 | Preparation method of high-conductivity heat-resistant aluminum alloy |
| CN106399776A (en) * | 2016-11-11 | 2017-02-15 | 佛山科学技术学院 | 800MPa-level ultrahigh-strength aluminum alloy and preparing method thereof |
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2017
- 2017-09-04 CN CN201710784940.8A patent/CN107675048B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU449967A1 (en) * | 1972-11-13 | 1974-11-15 | Предприятие П/Я А-6585 | Aluminum based alloy |
| JP2001342577A (en) * | 2000-06-05 | 2001-12-14 | Nippon Steel Corp | Aluminum alloy plate superior in press formability |
| CN103866167A (en) * | 2014-03-27 | 2014-06-18 | 北京科技大学 | Aluminum alloy and alloy sheet thereof as well as preparation method of alloy sheet |
| CN104087770A (en) * | 2014-06-28 | 2014-10-08 | 北京工业大学 | Preparation method of high-conductivity heat-resistant aluminum alloy |
| CN106399776A (en) * | 2016-11-11 | 2017-02-15 | 佛山科学技术学院 | 800MPa-level ultrahigh-strength aluminum alloy and preparing method thereof |
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