CN101770828B - High-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material - Google Patents
High-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material Download PDFInfo
- Publication number
- CN101770828B CN101770828B CN2010101061860A CN201010106186A CN101770828B CN 101770828 B CN101770828 B CN 101770828B CN 2010101061860 A CN2010101061860 A CN 2010101061860A CN 201010106186 A CN201010106186 A CN 201010106186A CN 101770828 B CN101770828 B CN 101770828B
- Authority
- CN
- China
- Prior art keywords
- heat treatment
- conductor material
- treatment type
- alloy conductor
- aluminium alloy
- 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.)
- Expired - Fee Related
Links
Landscapes
- Conductive Materials (AREA)
Abstract
The invention discloses a high-conductivity rare-earth non-heat treatment type thermal-resistant aluminum alloy conductor material, belonging to the technical field of materials for electric wire conductors. The aluminum alloy conductor material mainly comprises the following six elements of aluminium, zirconium, erbium, yttrium, ferrum and titanium and comprises the following components by mass percentage: 0.03-0.06% of zirconium, 0.05-0.20% of erbium, 0.10-0.25% of yttrium, 0.05-0.12% of ferrum, 0.01-0.03% of titanium, less than or equal to 0.06% of impurity element silicon, less than or equal to 0.10% of other impurities and the balance aluminium. In the invention, the thermal-resistant temperature of the thermal-resistant aluminum alloy material is 150 DEG C, the conductivity thereof is larger than 60% IACS, and the tensile strength thereof is larger than 160MPa. By using the material in the invention to manufacture wires, the working temperature is improved, the transmission capacity is increased, the current-carrying capacity is improved by more than 60% compared with a common aluminium wire, and the levels of the tensile strength and the elongation thereof achieve and even exceed the common aluminum wire level.
Description
Technical field
The invention belongs to electric wire and cable conductor and use the material technology field, particularly a kind of high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material.
Background technology
Along with development and national economy, the town and country power consumption constantly increases, and the increase-volume problem of the old and new's circuit receives publicity day by day.And at present China adopts that to increase cross-sectional area of conductor and adopt conductance be that the heat-resistant aluminium alloy material of 58%IACS solves the increase-volume problem.Because conductor cross-section strengthens, for establishing the necessary newly-built tower bar of circuit, newly establish circuit and must increase tower bar height, the laying expense is increased.Heat resisting temperature is 150 ℃, conductance be the heat-resistant aluminium alloy material of 58%IACS not only conductance is low, line loss is increased, and must be at a certain temperature when producing, the Ageing Treatment through certain hour causes the quantity-produced bottleneck.
Summary of the invention
Purpose of the present invention just provides and does not a kind ofly need heat treatment just can realize that heat resisting temperature is 150 ℃, and conductance is the heat-resistant aluminium alloy material of 60%IACS.
A kind of high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material, it is characterized in that, this high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material mainly is made up of following six kinds of elements: aluminium, zirconium, erbium, yttrium, iron and titanium, the mass percent of various elements is as follows: zirconium is 0.03～0.06%, erbium is 0.05～0.20%, yttrium is 0.10～0.25%, iron is 0.05～0.12%, titanium is 0.01～0.03%, impurity elemental silicon≤0.06%, other impurity contents≤0.10%, all the other are aluminium.
Impurities is the impurity of being introduced by used aluminium ingot in preparation process.
Described high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material also contains lanthanum, and the mass percent of lanthanum is: 0＜lanthanum content≤0.15%.
Described high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material also contains boron, and the mass percent of boron is: 0＜boron content≤0.01%.
Above-mentioned high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material, can adopt following prepared: earlier be that aluminium ingot more than the 99.7wt% is placed in the smelting furnace and dissolves with purity, temperature of aluminum liquid is 720～750 ℃, carry out the stokehold chemical analysis, if impurity Si content 〉=0.06%, adopt lanthanum rare earth optimization process aluminium liquid, the lanthanum addition accounts for the 0.005-0.20% of aluminium liquid quality, if other impurity contents 〉=0.10% o'clock, adopt boronation to handle aluminium liquid, the boron addition accounts for the 0.005-0.015% of aluminium liquid quality, control impurity elemental silicon≤0.06%, other impurity contents≤0.10%, when being 740～760 ℃, the holding furnace temperature adds the aluminium zircaloy then, Al-Er alloy, the aluminium yittrium alloy, alfer and aluminum titanium alloy, make element zirconium, erbium, yttrium, iron, titanium accounts for 0.03～0.06% of melt gross mass respectively, 0.05～0.20%, 0.10～0.25%, 0.05～0.12%, 0.01～0.03%, be incubated 45～60min again, the roll forming of casting then, the high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material.
Zirconium in the aluminium alloy conductor material of the present invention, erbium, titanium are in order to improve the thermal endurance of aluminum alloy materials, and the iron in the aluminium alloy conductor material, zirconium, erbium, titanium are in order to improve the intensity of aluminium alloy, by adding the conductivity (reaching 60%IACS) of yttrium raising aluminium alloy.
Beneficial effect of the present invention is: when using made heat-resisting wire of the present invention, can adopt the continuous casting and rolling mode to produce, not need that alloy pig material or alloy bar material are carried out homogenizing and handle, also not need alloy wire is carried out Ageing Treatment.Can reach heat-resisting and requirement high conductivity.Use the heat-resisting wire of the present invention's manufacturing, can improve the working temperature of lead, increase transmission capacity.The present invention provides a kind of new material for electric wire and cable conductor with the material field.Adopt made conductor of the present invention can solve the continuous production bottleneck problem that produces because of heat treatment.Save the heat treatment power consumption, consuming time, reduce cost remarkable in economical benefits.
The present invention mainly makes heat-resistant aluminium alloy material reach 150 ℃ of heat resisting temperatures by adding aluminium zircaloy, Al-Er alloy, aluminum titanium alloy.By adding aluminium yittrium alloy control impurity form and quantity, to adjust aluminium zircaloy, Al-Er alloy, aluminum titanium alloy and alfer content and make the heat-resistant aluminium alloy material conductance reach 60%IACS, tensile strength is greater than 160MPa.The lead that uses the present invention to make can improve working temperature, increases transmission capacity, and ampacity improves more than 60% than conventional aluminium lead, and tensile strength and elongation meet or exceed conventional aluminium lead level, can effectively solve the problem of the old and new's circuit increase-volume.
Embodiment
The invention will be further described below in conjunction with embodiment:
Embodiment 1
A kind of high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material, this high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material mainly is made up of following six kinds of elements: aluminium, zirconium, erbium, yttrium, iron and titanium, the mass percent of various elements is as follows: zirconium is 0.03%, and erbium is 0.18%, and yttrium is 0.15%, iron is 0.12%, titanium is 0.03%, and impurity elemental silicon is 0.06%, and other impurity contents are that 0.072% (impurity is gallium, magnesium, zinc, copper, manganese, chromium), all the other are aluminium.
Above-mentioned high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material, can adopt following prepared: earlier be that the aluminium ingot of 99.7wt% is placed in the smelting furnace and dissolves with purity, temperature of aluminum liquid is 730 ℃, carry out the stokehold chemical analysis, impurity elemental silicon≤0.06%, other impurity contents≤0.10%, when being 750 ℃, the holding furnace temperature adds the aluminium zircaloy then, Al-Er alloy, the aluminium yittrium alloy, alfer and aluminum titanium alloy, make element zirconium, erbium, yttrium, iron, titanium accounts for 0.03% of melt gross mass respectively, 0.18%, 0.15%, 0.12%, 0.03%, be incubated 50min again, the roll forming of casting then, the high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material.
Made high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material, conductance 60.3%IACS, tensile strength 171MPa, elongation 2.2%, thermal endurance 94%.
Embodiment 2
A kind of high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material, this high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material mainly is made up of following six kinds of elements: aluminium, zirconium, erbium, yttrium, iron and titanium, the mass percent of various elements is as follows: zirconium is 0.042%, erbium is 0.12%, and yttrium is 0.12%, and iron is 0.08%, titanium is 0.01%, impurity elemental silicon is 0.05%, and other impurity contents are 0.081% (impurity is gallium, magnesium, zinc, copper, manganese and chromium), and all the other are aluminium.
Above-mentioned high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material, can adopt following prepared: earlier be that the aluminium ingot of 99.7wt% is placed in the smelting furnace and dissolves with purity, temperature of aluminum liquid is 725 ℃, carry out the stokehold chemical analysis, impurity elemental silicon≤0.06%, other impurity contents≤0.10%, when being 745 ℃, the holding furnace temperature adds the aluminium zircaloy then, Al-Er alloy, the aluminium yittrium alloy, alfer and aluminum titanium alloy, make element zirconium, erbium, yttrium, iron, titanium accounts for 0.042% of melt gross mass respectively, 0.12%, 0.12%, 0.08%, 0.01%, be incubated 60min again, the roll forming of casting then, the high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material.
Made high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material, conductance 60.5%IACS, tensile strength 170MPa, elongation 1.9%, thermal endurance 92%.
Embodiment 3
A kind of high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material, this high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material mainly is made up of following six kinds of elements: aluminium, zirconium, erbium, yttrium, iron and titanium, the mass percent of various elements is as follows: zirconium is 0.06%, erbium is 0.06%, and yttrium is 0.2%, and iron is 0.06%, titanium is 0.015%, impurity elemental silicon is 0.055%, and other impurity contents are 0.072% (impurity is gallium, magnesium, zinc, copper, manganese and chromium), and all the other are aluminium.
Above-mentioned high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material, can adopt following prepared: earlier be that the aluminium ingot of 99.7wt% is placed in the smelting furnace and dissolves with purity, temperature of aluminum liquid is 750 ℃, carry out the stokehold chemical analysis, impurity elemental silicon≤0.06%, other impurity contents≤0.10%, when being 745 ℃, the holding furnace temperature adds the aluminium zircaloy then, Al-Er alloy, the aluminium yittrium alloy, alfer and aluminum titanium alloy, make element zirconium, erbium, yttrium, iron, titanium accounts for 0.06% of melt gross mass respectively, 0.06%, 0.20%, 0.06%, 0.015%, be incubated 45min again, the roll forming of casting then, the high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material.
Made high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material, conductance 60.8%IACS, tensile strength 165MPa, elongation 2.0%, thermal endurance 93%.
Embodiment 4
A kind of high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material, this high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material mainly is made up of following six kinds of elements: aluminium, zirconium, erbium, yttrium, iron and titanium, the mass percent of various elements is as follows: zirconium is 0.05%, erbium is 0.10%, yttrium is 0.19%, iron is 0.09%, titanium is 0.02%, lanthanum is 0.1%, boron is 0.006%, and impurity elemental silicon is 0.04%, and other impurity contents are that 0.09% (impurity is gallium, magnesium, zinc, copper, manganese, chromium), all the other are aluminium.
Above-mentioned high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material, can adopt following prepared: earlier be that the aluminium ingot of 99.7wt% is placed in the smelting furnace and dissolves with purity, temperature of aluminum liquid is 750 ℃, carry out the stokehold chemical analysis, impurity Si content 〉=0.06%, other impurity contents 〉=0.10%, adopt lanthanum rare earth optimization process aluminium liquid, the lanthanum addition accounts for 0.15% of aluminium liquid quality, adopt boronation to handle aluminium liquid, the boron addition accounts for 0.008% of aluminium liquid quality, control impurity elemental silicon≤0.06%, other impurity contents≤0.10%, when being 750 ℃, the holding furnace temperature adds the aluminium zircaloy then, Al-Er alloy, the aluminium yittrium alloy, alfer and aluminum titanium alloy make element zirconium, erbium, yttrium, iron, titanium accounts for 0.05% of melt gross mass respectively, 0.10%, 0.19%, 0.09%, 0.02%, be incubated 50min again, the roll forming of casting then, the high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material.
Made high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material, conductance 60.4%IACS, tensile strength 166MPa, elongation 2.1%, thermal endurance 93%.
Claims (3)
1. high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material, it is characterized in that: this high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material mainly is made up of following six kinds of elements: aluminium, zirconium, erbium, yttrium, iron and titanium, the mass percent of various elements is as follows: zirconium is 0.03～0.06%, erbium is 0.05～0.20%, yttrium is 0.10～0.25%, iron is 0.05～0.12%, titanium is 0.01～0.03%, impurity elemental silicon≤0.06%, other impurity contents≤0.10%, all the other are aluminium.
2. a kind of high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material according to claim 1, it is characterized in that: described high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material also contains lanthanum, and the mass percent of lanthanum is: 0＜lanthanum content≤0.15%.
3. a kind of high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material according to claim 1 and 2, it is characterized in that: described high-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material also contains boron, and the mass percent of boron is: 0＜boron content≤0.01%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101061860A CN101770828B (en) | 2010-02-03 | 2010-02-03 | High-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101061860A CN101770828B (en) | 2010-02-03 | 2010-02-03 | High-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101770828A CN101770828A (en) | 2010-07-07 |
| CN101770828B true CN101770828B (en) | 2011-06-08 |
Family
ID=42503636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101061860A Expired - Fee Related CN101770828B (en) | 2010-02-03 | 2010-02-03 | High-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101770828B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2853613A1 (en) * | 2013-09-27 | 2015-04-01 | Nexans | Aluminium alloy with high electrical conductivity |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102456442B (en) * | 2010-10-26 | 2013-03-27 | 上海中天铝线有限公司 | Manufacturing method for medium-strength aluminum alloy wire with electrical conductivity of 57 percent |
| CN102230113B (en) * | 2011-07-18 | 2013-06-26 | 中南大学 | Heat resistant aluminum alloy conductor material and preparation method thereof |
| CN102363849B (en) * | 2011-10-26 | 2014-05-07 | 华北电力大学 | Large-capacity non-heat treated high-conductivity aluminum alloy conductive material |
| CN102592713A (en) * | 2012-03-05 | 2012-07-18 | 河南科信电缆有限公司 | Heatproof aluminum-alloy stranded wire of carbon fiber composite core |
| CN102816960B (en) * | 2012-08-16 | 2015-01-21 | 华北电力大学 | Non-heat treated heat-resistant aluminum alloy conductor material with high conductivity and high strength |
| CN103000244A (en) * | 2012-12-13 | 2013-03-27 | 江苏银盛电缆科技有限公司 | Copper-clad Al-Zr alloy wire for cable |
| CN103045915B (en) * | 2012-12-14 | 2015-02-04 | 国网智能电网研究院 | High conductivity moderately strong heat-resistant aluminum alloy monofilament and preparation method thereof |
| CN103469019A (en) * | 2013-10-09 | 2013-12-25 | 四川奥深达通用电缆有限责任公司 | Aluminum alloy cable core and method for preparing same |
| CN104928537A (en) * | 2014-03-17 | 2015-09-23 | 华为技术有限公司 | Aluminum alloy conductor material with high compressive creep resistance and low resistivity and preparation method thereof, and cable |
| US10450637B2 (en) | 2015-10-14 | 2019-10-22 | General Cable Technologies Corporation | Cables and wires having conductive elements formed from improved aluminum-zirconium alloys |
| CN107665747A (en) * | 2017-09-22 | 2018-02-06 | 太仓捷公精密金属材料有限公司 | A kind of high conductivity heat resistant aluminum alloy conductor material |
| EP3713688A4 (en) | 2017-11-22 | 2021-06-30 | General Cable Technologies Corporation | Wires formed from improved 8000-series aluminum alloy |
-
2010
- 2010-02-03 CN CN2010101061860A patent/CN101770828B/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2853613A1 (en) * | 2013-09-27 | 2015-04-01 | Nexans | Aluminium alloy with high electrical conductivity |
| FR3011251A1 (en) * | 2013-09-27 | 2015-04-03 | Nexans | ALUMINUM ALLOY WITH HIGH ELECTRICAL CONDUCTIVITY |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101770828A (en) | 2010-07-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101770828B (en) | High-conductivity non-heat treatment type rare-earth thermal-resistant aluminium alloy conductor material | |
| CN103952605B (en) | A kind of preparation method of middle strength aluminium alloy monofilament | |
| CN111349820B (en) | High-conductivity heat-resistant Al-Zr-Er alloy wire material and preparation method thereof | |
| CN102758107B (en) | Heat-resistant aluminum alloy conductor with high strength and high conductivity and preparation method thereof | |
| CN102363849B (en) | Large-capacity non-heat treated high-conductivity aluminum alloy conductive material | |
| CN106148740A (en) | The manufacture method of high strength heat resistant type aluminium alloy rod | |
| CN104946936A (en) | High-conductivity rare earth duralumin monofilament material for overhead conductors | |
| CN108559874B (en) | High-strength high-conductivity heat-resistant aluminum alloy conductor and preparation method thereof | |
| CN102021444A (en) | High-conductive heat-resistant aluminium alloy conductor and preparation method thereof | |
| CN105838929A (en) | Rare earth aluminum alloy wire and manufacturing method thereof | |
| CN108315602A (en) | A kind of railway rare earth aluminium alloy cable conductor and preparation method | |
| CN104532067A (en) | Non-heat treatment medium-strength aluminum alloy conductor material and preparation method thereof | |
| CN104911408A (en) | Hard aluminum conductor filament and preparation method thereof | |
| CN102816960A (en) | Non-heat treated heat-resistant aluminum alloy conductor material with high conductivity and high strength | |
| CN109234577A (en) | A kind of Al-Sc-B heat-resisting alloy monofilament and preparation method thereof | |
| CN105441736B (en) | A kind of super-pressure specific complex aluminium alloy conductor | |
| CN103789586A (en) | Novel moderate-strength high-conductivity aluminum alloy electrician round bar | |
| CN104561674A (en) | Heat-resistant aluminum alloy conductor material with electric conductivity of 62 percent and preparation method for heat-resistant aluminum alloy conductor material | |
| CN110819853A (en) | High-conductivity soft aluminum monofilament and preparation method thereof | |
| CN104862541B (en) | A kind of middle strength aluminium alloy line and preparation method thereof | |
| CN102864331A (en) | Copper alloy material | |
| CN105441730A (en) | Silver-neodymium-boron containing aluminum alloy conductor and preparation method thereof | |
| CN1202274C (en) | Heat-resistant aluminium alloy material | |
| CN106887266B (en) | A kind of manufacturing method of high strength heat resistant alloy conducting wire | |
| CN106834813A (en) | A kind of high intensity element containing gadolinium aluminium alloy conductor and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110608 Termination date: 20210203 |