CN103014461A - Aluminium alloy conductor and preparation method thereof - Google Patents
Aluminium alloy conductor and preparation method thereof Download PDFInfo
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- CN103014461A CN103014461A CN2012105058457A CN201210505845A CN103014461A CN 103014461 A CN103014461 A CN 103014461A CN 2012105058457 A CN2012105058457 A CN 2012105058457A CN 201210505845 A CN201210505845 A CN 201210505845A CN 103014461 A CN103014461 A CN 103014461A
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Abstract
The invention relates to an aluminium alloy conductor and a preparation method thereof. The aluminium alloy conductor comprises the following components in percentage by weight: 1.0-1.1% of Cu, 0.03-0.05% of Fe, 0.001-0.0015% of C, 0.003-0.005% of Ti, 0.003-0.005% of V, 0.1-0.3% of Ni, 0.01-0.03% of W, 0.003-0.005% of La-containing rare earth and the balance of Al and inevitable impurities. By adopting the technical scheme provided by the invention, the strength of the aluminium alloy conductor is improved while the influence on the conductivity of the conductor is less, and the toughness of the aluminium alloy conductor is improved.
Description
Technical field
The invention belongs to field of aluminum alloys, refer to especially aluminium alloy of a kind of aluminium alloy conductor as electric wire and preparation method thereof.
Background technology
Generally speaking, except outdoor transmission electric wire, the wire in the miscellaneous equipment is all take copper or copper alloy wire as main, and this mainly is that the wire electric conductivity of copper or copper alloy is far above other metal because in the wire of same diameter.Along with the increase of electrical equipment, also increasing as the consumption of the copper of wire or copper alloy, and copper is noble metal on the one hand, and also its density is larger on the other hand, has increased the weight of wire, and this contradicts with the energy consumption that reduces mobile equipment.Therefore, the electric conductivity aluminium that also higher and density is little is made wire, has obtained paying close attention to widely.
But the intensity of fine aluminium, anti-fatigue performance, toughness etc. are all low than copper, so fine aluminium can not satisfy as the wire use, particularly in less field, the cross section that requires wire.Now had technology to propose, made wire with aluminium alloy, this is also to have the requirement that higher anti-fatigue performance can satisfy intensity in the wire when having higher intensity owing to aluminium alloy.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 purpose of this invention is to provide a kind of aluminium alloy conductor, by the technical program, can when improving aluminium alloy conductor intensity, guarantee accordingly toughness and the electric conductivity of aluminium alloy conductor.
The present invention is achieved by the following technical solutions:
Aluminium alloy conductor, its composition is by weight percentage, the tungsten of the vanadium 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%, 0.003-0.005%, the nickel of 0.1-0.3%, 0.01-0.03%, 0.003-0.005% contain the lanthanum rare earth and surplus is aluminium and inevitable impurity.
Further, aluminium alloy conductor, its composition is by weight percentage, 1.02% copper, 0.035% iron, 0.0011% carbon, 0.0045% titanium, 0.0033% vanadium, 0.22% nickel, 0.015% tungsten, 0.0035% contain the lanthanum rare earth and surplus is aluminium and inevitable impurity.
Titanium wherein, vanadium, tungsten, iron, rare earth element are respectively that the mode with titanium aluminum alloy, vananum, partinium, ferro-aluminium and rare earth aluminium alloy adds.
Described preparation method is:
Batching, be by weight percentage, the tungsten of the vanadium 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%, 0.003-0.005%, the nickel of 0.1-0.3%, 0.01-0.03%, 0.003-0.005% contain the lanthanum rare earth and surplus is that aluminium and inevitable impurity are prepared burden, wherein titanium, vanadium, tungsten, iron, rare earth element are respectively to calculate batching in the mode of titanium aluminum alloy, vananum, partinium, ferro-aluminium and rare earth aluminium alloy;
Melting is carried out above-mentioned materials melting and is cast into aluminum alloy ingot; After casting, lower the temperature and keep 30-50 ℃ of/second speed to cool to 110-130 ℃;
Quench annealing is processed, and in the processing of at the uniform velocity lowering the temperature after being incubated 1-2 hour under the atmosphere of inert gases in the 450-500 ℃ of situation, described cooling rate is 15-20 ℃/second with aluminum alloy ingot.
Described rare gas element refers to nitrogen.
The beneficial effect that the present invention compares with prior art is:
By the technical program, very little on the electric conductivity impact of wire when improving aluminium alloy conductor intensity, and improved the toughness of aluminium alloy conductor.
Embodiment
Describe by the following examples technical scheme of the present invention in detail, should be understood that, following embodiment only can be used for explaining the present invention and can not be interpreted as to be limitation of the present invention.
Embodiment 1
Described preparation method is:
Batching, be by weight percentage, 1.0% copper, 0.03% iron, 0.001% carbon, 0.003% titanium, 0.003% vanadium, 0.1% nickel, 0.01% tungsten, 0.003% contain the lanthanum rare earth and surplus is that aluminium and inevitable impurity are prepared burden, wherein titanium, vanadium, tungsten, iron, rare earth element are respectively to calculate batching in the mode of titanium aluminum alloy, vananum, partinium, ferro-aluminium and rare earth aluminium alloy;
Melting is carried out above-mentioned materials melting and is cast into aluminum alloy ingot; After casting, lower the temperature and keep 30-50 ℃ of/second speed to cool to 110-130 ℃;
Quench annealing is processed, and in the processing of at the uniform velocity lowering the temperature after being incubated 1 hour under the inert nitrogen atmosphere in the 450-500 ℃ of situation, described cooling rate is 15-20 ℃/second with aluminum alloy ingot.
Embodiment 2
Described preparation method is:
Batching, be by weight percentage, 1.1% copper, 0.05% iron, 0.0015% carbon, 0.005% titanium, 0.005% vanadium, 0.3% nickel, 0.03% tungsten, 0.005% contain the lanthanum rare earth and surplus is that aluminium and inevitable impurity are prepared burden, wherein titanium, vanadium, tungsten, iron, rare earth element are respectively to calculate batching in the mode of titanium aluminum alloy, vananum, partinium, ferro-aluminium and rare earth aluminium alloy;
Melting is carried out above-mentioned materials melting and is cast into aluminum alloy ingot; After casting, lower the temperature and keep 30-50 ℃ of/second speed to cool to 110-130 ℃;
Quench annealing is processed, and in the processing of at the uniform velocity lowering the temperature after being incubated 2 hours under the inert nitrogen gas atmosphere in the 450-500 ℃ of situation, described cooling rate is 15-20 ℃/second with aluminum alloy ingot.
Embodiment 3
Described preparation method is:
Batching, be by weight percentage, 1.02% copper, 0.035% iron, 0.0011% carbon, 0.0045% titanium, 0.0033% vanadium, 0.22% nickel, 0.015% tungsten, 0.0035% contain the lanthanum rare earth and surplus is that aluminium and inevitable impurity are prepared burden, wherein titanium, vanadium, tungsten, iron, rare earth element are respectively to calculate batching in the mode of titanium aluminum alloy, vananum, partinium, ferro-aluminium and rare earth aluminium alloy;
Melting is carried out above-mentioned materials melting and is cast into aluminum alloy ingot; After casting, lower the temperature and keep 30-50 ℃ of/second speed to cool to 110-130 ℃;
Quench annealing is processed, and in the processing of at the uniform velocity lowering the temperature after being incubated 1.5 hours under the inert nitrogen gas atmosphere in the 450-500 ℃ of situation, described cooling rate is 15-20 ℃/second with aluminum alloy ingot.
Claims (5)
1. aluminium alloy conductor, it is characterized in that: its composition is by weight percentage, the tungsten of the vanadium 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%, 0.003-0.005%, the nickel of 0.1-0.3%, 0.01-0.03%, 0.003-0.005% contain the lanthanum rare earth and surplus is aluminium and inevitable impurity.
2. aluminium alloy conductor according to claim 1, it is characterized in that: its composition is by weight percentage, 1.02% copper, 0.035% iron, 0.0011% carbon, 0.0045% titanium, 0.0033% vanadium, 0.22% nickel, 0.015% tungsten, 0.0035% contain the lanthanum rare earth and surplus is aluminium and inevitable impurity.
3. aluminium alloy conductor according to claim 1 is characterized in that: titanium wherein, vanadium, tungsten, iron, rare earth element are respectively that the mode with titanium aluminum alloy, vananum, partinium, ferro-aluminium and rare earth aluminium alloy adds.
4. aluminium alloy conductor preparation method is characterized in that:
Batching, be by weight percentage, the tungsten of the vanadium 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%, 0.003-0.005%, the nickel of 0.1-0.3%, 0.01-0.03%, 0.003-0.005% contain the lanthanum rare earth and surplus is that aluminium and inevitable impurity are prepared burden, wherein titanium, vanadium, tungsten, iron, rare earth element are respectively to calculate batching in the mode of titanium aluminum alloy, vananum, partinium, ferro-aluminium and rare earth aluminium alloy;
Melting is carried out above-mentioned materials melting and is cast into aluminum alloy ingot; After casting, lower the temperature and keep 30-50 ℃ of/second speed to cool to 110-130 ℃;
Quench annealing is processed, and in the processing of at the uniform velocity lowering the temperature after being incubated 1-2 hour under the atmosphere of inert gases in the 450-500 ℃ of situation, described cooling rate is 15-20 ℃/second with aluminum alloy ingot.
5. aluminium alloy conductor preparation method according to claim 4, it is characterized in that: described rare gas element refers to nitrogen.
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| CN2012105058457A CN103014461A (en) | 2012-11-26 | 2012-11-26 | Aluminium alloy conductor and preparation method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104294119A (en) * | 2014-10-29 | 2015-01-21 | 张超 | Aluminium alloy for wire |
| CN104294118A (en) * | 2014-10-29 | 2015-01-21 | 王健英 | Preparation method for aluminium alloy wire |
| CN104294121A (en) * | 2014-10-14 | 2015-01-21 | 周欢 | Aluminum alloy and preparation method thereof |
| CN104361921A (en) * | 2014-11-28 | 2015-02-18 | 彭伟成 | Copper alloy single-core cable and manufacturing method thereof |
| CN105238973A (en) * | 2015-11-12 | 2016-01-13 | 郭芙 | Aluminum alloy wire and preparing method |
| CN106282703A (en) * | 2016-08-17 | 2017-01-04 | 任静儿 | A kind of aluminium alloy conductor and preparation method |
| CN108642340A (en) * | 2018-05-24 | 2018-10-12 | 合肥市闵葵电力工程有限公司 | A kind of preparation method of low-resistivity energy-saving aluminium alloy conducting wire |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB595905A (en) * | 1945-07-21 | 1947-12-19 | Tennyson Fraser Bradbury | Aluminium base alloy |
| GB614898A (en) * | 1946-08-13 | 1948-12-23 | Robert Martin Bradbury | A new aluminium base alloy |
| GB1398128A (en) * | 1971-06-07 | 1975-06-18 | Southwire Co | Aluminum alloy electrically conductive body |
-
2012
- 2012-11-26 CN CN2012105058457A patent/CN103014461A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB595905A (en) * | 1945-07-21 | 1947-12-19 | Tennyson Fraser Bradbury | Aluminium base alloy |
| GB614898A (en) * | 1946-08-13 | 1948-12-23 | Robert Martin Bradbury | A new aluminium base alloy |
| GB1398128A (en) * | 1971-06-07 | 1975-06-18 | Southwire Co | Aluminum alloy electrically conductive body |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104294121A (en) * | 2014-10-14 | 2015-01-21 | 周欢 | Aluminum alloy and preparation method thereof |
| CN104294119A (en) * | 2014-10-29 | 2015-01-21 | 张超 | Aluminium alloy for wire |
| CN104294118A (en) * | 2014-10-29 | 2015-01-21 | 王健英 | Preparation method for aluminium alloy wire |
| CN104361921A (en) * | 2014-11-28 | 2015-02-18 | 彭伟成 | Copper alloy single-core cable and manufacturing method thereof |
| CN105238973A (en) * | 2015-11-12 | 2016-01-13 | 郭芙 | Aluminum alloy wire and preparing method |
| CN106282703A (en) * | 2016-08-17 | 2017-01-04 | 任静儿 | A kind of aluminium alloy conductor and preparation method |
| CN108642340A (en) * | 2018-05-24 | 2018-10-12 | 合肥市闵葵电力工程有限公司 | A kind of preparation method of low-resistivity energy-saving aluminium alloy conducting wire |
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Application publication date: 20130403 |