CN104294121A - Aluminum alloy and preparation method thereof - Google Patents
Aluminum alloy and preparation method thereof Download PDFInfo
- Publication number
- CN104294121A CN104294121A CN201410544693.0A CN201410544693A CN104294121A CN 104294121 A CN104294121 A CN 104294121A CN 201410544693 A CN201410544693 A CN 201410544693A CN 104294121 A CN104294121 A CN 104294121A
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- aluminum alloy
- aluminium
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- rare earth
- vanadium
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- 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
- 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
- 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
- C22F1/057—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 copper as the next major constituent
Abstract
The invention relates to aluminum alloy and a preparation method thereof. The aluminum alloy comprises the following components in percentage by weight: 1.0-1.1% of copper, 0.03-0.05% of iron, 0.001-0.0015% of carbon, 0.003-0.005% of titanium, 0.001-0.003% of zirconium, 0.35-0.5% of zinc, 0.02-0.05% of barium, 0.002-0.003% of bismuth, 0.03-0.05% of neodymium, 0.003-0.005% of vanadium, 0.1-0.3% of nickel, 0.01-0.03% of tungsten, 0.003-0.005% of lanthanum-containing rare earth and the balance of aluminum and inevitable impurities. By adopting the technical scheme, the strength of an aluminum alloy lead is improved, the conductivity of the lead is slightly affected, and the toughness of the aluminum alloy lead is improved.
Description
Technical field
The invention belongs to field of aluminum alloys, refer to a kind of aluminium alloy as electric wire and preparation method thereof especially.
Background technology
Generally, except the transmission electric wire of outdoor, the wire in miscellaneous equipment is all based on copper or copper alloy wire, and this is mainly because in the wire of same diameter, and the wire electric conductivity of copper or copper alloy is far above other metal.Along with the increase of electrical equipment, as the copper of wire or the consumption of copper alloy also increasing, and copper be on the one hand noble metal, and also its density is comparatively large on the other hand, adds the weight of wire, and this contradicts with the energy consumption of reduction mobile equipment.Therefore, the electric conductivity aluminium that also higher and density is little manufactures wire, has obtained and has paid close attention to widely.
But all comparatively copper is low for the intensity of fine aluminium, anti-fatigue performance, toughness etc., therefore fine aluminium can not meet and uses as wire, particularly requiring in the field that the cross section of wire is less.Now had technology to propose, use aluminium alloy manufacture wire, this be due to aluminium alloy there is higher intensity while also there is the requirement that higher anti-fatigue performance can meet intensity in wire.The aluminium alloy of these technology generally includes the elements such as iron, magnesium, silicon, manganese, chromium, and in order to improve the intensity of aluminium alloy, add the elements such as titanium, nickel, copper, although and the interpolation of these elements can improve intensity or the toughness of aluminium alloy, the electric conductivity of aluminium alloy is had substantial degradation.
Summary of the invention
The object of this invention is to provide a kind of aluminium alloy, by the technical program, while raising aluminium alloy conductor intensity, toughness and the electric conductivity of aluminium alloy conductor can be ensure that accordingly.
The present invention is achieved by the following technical solutions:
A kind of aluminium alloy, its composition is by weight percentage, and the nickel of the neodymium of the barium of the zirconium of the carbon of the copper of 1.0-1.1%, the iron of 0.03-0.05%, 0.001-0.0015%, the titanium of 0.003-0.005%, 0.001-0.003%, the zinc of 0.35-0.5%, 0.02-0.05%, the bismuth of 0.002-0.003%, 0.03-0.05%, the vanadium of 0.003-0.005%, 0.1-0.3%, the tungsten of 0.01-0.03%, 0.003-0.005%'s is aluminium and inevitable impurity containing lanthanum rare earth and surplus.
Further, described aluminium alloy, its composition is by weight percentage, the copper of 1.02%, the iron of 0.035%, 0.0011% carbon, 0.0045% titanium, 0.0012% zirconium, 0.43% zinc, 0.035% barium, 0.0022% bismuth, 0.038% neodymium, 0.0033% vanadium, 0.22% nickel, 0.015% tungsten, 0.0035% be aluminium and inevitable impurity containing lanthanum rare earth and surplus.
Titanium wherein, vanadium, tungsten, iron, rare earth element are add in the mode of titanium aluminum alloy, vananum, partinium, ferro-aluminium and rare earth aluminium alloy respectively.
A kind of aluminum alloy Preparation Method is:
Batching;
Melting, carries out melting by above-mentioned materials and carries out being cast into aluminum alloy ingot, and first the aluminum alloy melt before casting carries out 10-30 minute constant temperature and breed, then lowers the temperature 100 DEG C with at least 0.3 DEG C/sec of speed, and then is warming up to and breeds temperature and cast; Cooling keeps 10-15 DEG C/sec of speed to cool to 110-130 DEG C after pouring;
Quench annealing process, process of at the uniform velocity lowering the temperature after aluminum alloy ingot is incubated 1-2 hour in 450-500 DEG C of situation under atmosphere of inert gases, described cooling rate is 15-20 DEG C/sec.
Described batching is, be that the nickel of the neodymium of the barium of the zirconium of the carbon of the copper of 1.0-1.1%, the iron of 0.03-0.05%, 0.001-0.0015%, the titanium of 0.003-0.005%, 0.001-0.003%, the zinc of 0.35-0.5%, 0.02-0.05%, the bismuth of 0.002-0.003%, 0.03-0.05%, the vanadium of 0.003-0.005%, 0.1-0.3%, the tungsten of 0.01-0.03%, 0.003-0.005%'s is that aluminium and inevitable impurity are prepared burden containing lanthanum rare earth and surplus by weight percentage.
Described rare gas element refers to nitrogen.
The present invention's beneficial effect is compared with the existing technology:
By the technical program, while raising aluminium alloy conductor intensity, very little on the electric conductivity impact of wire, and improve the toughness of aluminium alloy conductor.
On the other hand, the application breeds by carrying out 10-30 minute constant temperature before aluminum alloy melt is cast, 100 DEG C are lowered the temperature again with at least 0.3 DEG C/sec of speed, and then be warming up to and breed temperature and cast, make aluminum alloy melt organize the growth of crystal grain to be suppressed before casting, the acceleration of some grain growing is removed, and then heats up, make in aluminum alloy organization crystal grain arrangement evenly, improve the conductive effect of aluminium alloy.
Embodiment
Describe technical scheme of the present invention in detail by the following examples, should be understood that, following embodiment only can be used for explaining the present invention and can not being interpreted as being limitation of the present invention.
A kind of aluminium alloy, its composition is by weight percentage, and the nickel of the neodymium of the barium of the zirconium of the carbon of the copper of 1.0-1.1%, the iron of 0.03-0.05%, 0.001-0.0015%, the titanium of 0.003-0.005%, 0.001-0.003%, the zinc of 0.35-0.5%, 0.02-0.05%, the bismuth of 0.002-0.003%, 0.03-0.05%, the vanadium of 0.003-0.005%, 0.1-0.3%, the tungsten of 0.01-0.03%, 0.003-0.005%'s is aluminium and inevitable impurity containing lanthanum rare earth and surplus.
Titanium wherein, vanadium, tungsten, iron, rare earth element are add in the mode of titanium aluminum alloy, vananum, partinium, ferro-aluminium and rare earth aluminium alloy respectively.
A kind of aluminum alloy Preparation Method is:
Batching; Be that the nickel of the neodymium of the barium of the zirconium of the carbon of the copper of 1.0-1.1%, the iron of 0.03-0.05%, 0.001-0.0015%, the titanium of 0.003-0.005%, 0.001-0.003%, the zinc of 0.35-0.5%, 0.02-0.05%, the bismuth of 0.002-0.003%, 0.03-0.05%, the vanadium of 0.003-0.005%, 0.1-0.3%, the tungsten of 0.01-0.03%, 0.003-0.005%'s is that aluminium and inevitable impurity are prepared burden containing lanthanum rare earth and surplus by weight percentage.
Melting, carries out melting by above-mentioned materials and carries out being cast into aluminum alloy ingot, and first the aluminum alloy melt before casting carries out 10-30 minute constant temperature and breed, then lowers the temperature 100 DEG C with at least 0.3 DEG C/sec of speed, and then is warming up to and breeds temperature and cast; Cooling keeps 10-15 DEG C/sec of speed to cool to 110-130 DEG C after pouring;
Quench annealing process, process of at the uniform velocity lowering the temperature after aluminum alloy ingot is incubated 1-2 hour in 450-500 DEG C of situation under nitrogen atmosphere, described cooling rate is 15-20 DEG C/sec.
The composition for batching that following specific embodiment changes to some extent, and preparation method is all identical, therefore at the following composition that batching is only described, and does not carry out repeat specification to preparation method.
Embodiment 1
The batching of described preparation method, be by weight percentage, the copper of 1.0%, the iron of 0.03%, 0.001% carbon, 0.003% titanium, 0.001% zirconium, 0.35% zinc, 0.02% barium, 0.002% bismuth, 0.03% neodymium, 0.003% vanadium, 0.1% nickel, 0.01% tungsten, 0.003% containing lanthanum rare earth and surplus be aluminium and inevitably impurity prepare burden, wherein titanium, vanadium, tungsten, iron, rare earth element are carry out in the mode of titanium aluminum alloy, vananum, partinium, ferro-aluminium and rare earth aluminium alloy calculatings to prepare burden respectively.
Embodiment 2
The batching of described preparation method, be by weight percentage, the copper of 1.1%, the iron of 0.05%, 0.0015% carbon, 0.005% titanium, 0.003% zirconium, 0.5% zinc, 0.05% barium, 0.003% bismuth, 0.05% neodymium, 0.005% vanadium, 0.3% nickel, 0.03% tungsten, 0.005% containing lanthanum rare earth and surplus be aluminium and inevitably impurity prepare burden, wherein titanium, vanadium, tungsten, iron, rare earth element are carry out in the mode of titanium aluminum alloy, vananum, partinium, ferro-aluminium and rare earth aluminium alloy calculatings to prepare burden respectively.
Embodiment 3
The batching of described preparation method, be by weight percentage, the copper of 1.02%, the iron of 0.035%, the carbon of 0.0011%, the titanium of 0.0045%, the zirconium of 0.0012%, the zinc of 0.43%, the barium of 0.035%, the bismuth of 0.0022%, the neodymium of 0.038%, the vanadium of 0.0033%, the nickel of 0.22%, the tungsten of 0.015%, 0.0035% containing lanthanum rare earth and surplus be aluminium and inevitably impurity prepare burden, wherein titanium, vanadium, tungsten, iron, rare earth element is with titanium aluminum alloy respectively, vananum, partinium, the mode of ferro-aluminium and rare earth aluminium alloy carries out calculating batching.
Claims (6)
1. an aluminium alloy, it is characterized in that: its composition is by weight percentage, the nickel of the neodymium of the barium of the zirconium of the carbon of the copper of 1.0-1.1%, the iron of 0.03-0.05%, 0.001-0.0015%, the titanium of 0.003-0.005%, 0.001-0.003%, the zinc of 0.35-0.5%, 0.02-0.05%, the bismuth of 0.002-0.003%, 0.03-0.05%, the vanadium of 0.003-0.005%, 0.1-0.3%, the tungsten of 0.01-0.03%, 0.003-0.005%'s is aluminium and inevitable impurity containing lanthanum rare earth and surplus.
2. aluminium alloy according to claim 1, it is characterized in that: its composition is by weight percentage, the copper of 1.02%, the iron of 0.035%, 0.0011% carbon, 0.0045% titanium, 0.0012% zirconium, 0.43% zinc, 0.035% barium, 0.0022% bismuth, 0.038% neodymium, 0.0033% vanadium, 0.22% nickel, 0.015% tungsten, 0.0035% be aluminium and inevitable impurity containing lanthanum rare earth and surplus.
3. aluminium alloy according to claim 1, is characterized in that: titanium wherein, vanadium, tungsten, iron, rare earth element are add in the mode of titanium aluminum alloy, vananum, partinium, ferro-aluminium and rare earth aluminium alloy respectively.
4. an aluminum alloy Preparation Method, is characterized in that:
Batching;
Melting, carries out melting by above-mentioned materials and carries out being cast into aluminum alloy ingot, and first the aluminum alloy melt before casting carries out 10-30 minute constant temperature and breed, then lowers the temperature 100 DEG C with at least 0.3 DEG C/sec of speed, and then is warming up to and breeds temperature and cast; Cooling keeps 10-15 DEG C/sec of speed to cool to 110-130 DEG C after pouring;
Quench annealing process, process of at the uniform velocity lowering the temperature after aluminum alloy ingot is incubated 1-2 hour in 450-500 DEG C of situation under atmosphere of inert gases, described cooling rate is 15-20 DEG C/sec.
5. aluminum alloy Preparation Method according to claim 4, it is characterized in that: described batching is, be that the nickel of the neodymium of the barium of the zirconium of the carbon of the copper of 1.0-1.1%, the iron of 0.03-0.05%, 0.001-0.0015%, the titanium of 0.003-0.005%, 0.001-0.003%, the zinc of 0.35-0.5%, 0.02-0.05%, the bismuth of 0.002-0.003%, 0.03-0.05%, the vanadium of 0.003-0.005%, 0.1-0.3%, the tungsten of 0.01-0.03%, 0.003-0.005%'s is that aluminium and inevitable impurity are prepared burden containing lanthanum rare earth and surplus by weight percentage.
6. aluminum alloy Preparation Method according to claim 4, is characterized in that: described rare gas element refers to nitrogen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410544693.0A CN104294121A (en) | 2014-10-14 | 2014-10-14 | Aluminum alloy and preparation method thereof |
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| CN201410544693.0A CN104294121A (en) | 2014-10-14 | 2014-10-14 | Aluminum alloy and preparation method thereof |
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| CN104294121A true CN104294121A (en) | 2015-01-21 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105238967A (en) * | 2015-11-12 | 2016-01-13 | 薛亚红 | Aluminum alloy and preparation method thereof |
| CN107699744A (en) * | 2017-10-09 | 2018-02-16 | 常州帝君金属构件厂 | A kind of preparation method of high-melting-point anti-corrosion aerolite |
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| CN103014461A (en) * | 2012-11-26 | 2013-04-03 | 张桂芬 | Aluminium alloy conductor and preparation method thereof |
| CN103103387A (en) * | 2012-11-09 | 2013-05-15 | 安徽欣意电缆有限公司 | Al-Fe-C-RE aluminium alloy, preparation method thereof and power cable |
| CN103103384A (en) * | 2012-11-09 | 2013-05-15 | 安徽欣意电缆有限公司 | Al-Fe-Os-RE aluminium alloy, preparation method thereof and power cable |
| CN103469021A (en) * | 2013-08-12 | 2013-12-25 | 安徽盛达前亮铝业有限公司 | Engine piston aluminum alloy and preparation method thereof |
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2014
- 2014-10-14 CN CN201410544693.0A patent/CN104294121A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103103387A (en) * | 2012-11-09 | 2013-05-15 | 安徽欣意电缆有限公司 | Al-Fe-C-RE aluminium alloy, preparation method thereof and power cable |
| CN103103384A (en) * | 2012-11-09 | 2013-05-15 | 安徽欣意电缆有限公司 | Al-Fe-Os-RE aluminium alloy, preparation method thereof and power cable |
| CN103021500A (en) * | 2012-11-26 | 2013-04-03 | 吴高峰 | Aluminum alloy conductor |
| CN103014461A (en) * | 2012-11-26 | 2013-04-03 | 张桂芬 | Aluminium alloy conductor and preparation method thereof |
| CN103469021A (en) * | 2013-08-12 | 2013-12-25 | 安徽盛达前亮铝业有限公司 | Engine piston aluminum alloy and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105238967A (en) * | 2015-11-12 | 2016-01-13 | 薛亚红 | Aluminum alloy and preparation method thereof |
| CN107699744A (en) * | 2017-10-09 | 2018-02-16 | 常州帝君金属构件厂 | A kind of preparation method of high-melting-point anti-corrosion aerolite |
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Application publication date: 20150121 |