CN105088035A - High-conductivity moderate-strength non-thermal processing type aluminum alloy conductor material and manufacturing method - Google Patents
High-conductivity moderate-strength non-thermal processing type aluminum alloy conductor material and manufacturing method Download PDFInfo
- Publication number
- CN105088035A CN105088035A CN201510460575.6A CN201510460575A CN105088035A CN 105088035 A CN105088035 A CN 105088035A CN 201510460575 A CN201510460575 A CN 201510460575A CN 105088035 A CN105088035 A CN 105088035A
- Authority
- CN
- China
- Prior art keywords
- conductor material
- aluminum alloy
- alloy conductor
- alloy
- intensity
- 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.)
- Granted
Links
Abstract
The invention discloses a high-conductivity moderate-strength non-thermal processing type aluminum alloy conductor material and a manufacturing method thereof, and belongs to the technical field of electrical engineering material manufacturing. The aluminum alloy conductor material is mainly composed of aluminum, magnesium, copper, iron, boron and inevitable impurity elements. The manufacturing method comprises the steps that industrial pure aluminum ingots are molten, intermediate alloy of magnesium, copper, iron and boron is added into the melt, stirring, refining, rapid stokehole component analysis, component adjustment and standing are performed, and continuous casting and rolling are performed to form a circular aluminum alloy rod. According to the aluminum alloy conductor material, the electric conductivity is not smaller than 59.2% IACS, the tensile strength is not smaller than 240 MPa, and the elongation is not smaller than 2.0%. The component ratio is reasonable, the manufacturing method is simple, and continuous casting and rolling are performed to obtain the non-thermal processing type aluminum alloy conductor material with the high electric conductivity and good tensile strength; and continuous production is achieved conveniently, the production cost and energy consumption of an aluminum alloy conductor can be effectively lowered, the manufacturing efficiency is high, economic benefits are remarkable, and the high-conductivity moderate-strength non-thermal processing type aluminum alloy conductor material is suitable for industrial application.
Description
Technical field
The present invention relates to electric wire conductor material, specifically refer to intensity nonheat-treatable aluminum alloy conductor material and preparation method in a kind of high connductivity, belong to electrical material preparing technical field.
Background technology
Along with the development of Chinese national economy, the continuous increase of electricity needs, electric power energy requirement is in the transmission more and more higher, and " the strong intelligent grid " built based on super, extra high voltage line receives publicity day by day.Under the strategic plan of " transferring electricity from the west to the east, north and south supplies mutually, on national network ", under the demand of " amphitypy three the is new " power grid construction of " resource-conserving, environmentally friendly and new technology, novel material, novel process ", improve the intensity of transmission pressure, unit elongation and specific conductivity, set up high-pressure trend, developing direction that high capacity, long distance ionization transmission pressure become aluminium alloy conductor.But the intensity of aluminum-alloy conductor material and specific conductivity are conflict bodies, and both are often absorbed in shifting predicament, the index how taking into account both better becomes the key of aluminium alloy development.Nonheat-treatable aluminium conductor material has higher intensity and good conductivity, can exempt heat treatment step, reduces manufacturing cost, improves and manufactures efficiency, have significant energy-conserving and environment-protective and economic benefit meaning.
Microalloying is the effective means improving alloy property, as Chinese patent CN102816960B, CN101770828B, CN102363849B, is all by microalloying means, achieves the preparation of nonheat-treatable aluminium conductor material.The unit elongation of the non-heat-treatable aluminum alloy conductor material that its Patent CN102816960B develops reaches 2%, but the electric conductivity of material only reaches 57.5%IACS, and tensile strength is 225MPa.Patent CN101770828B is by adjustment alloying constituent and improve complete processing and obtain the aluminum-alloy conductor material that electric conductivity is greater than 60%IACS, but the tensile strength of material only reaches 171MPa, and does not report the unit elongation of material.Disclosed in patent CN102363849B, the electric conductivity of nonheat-treatable high connductivity aluminum-alloy conductor material is greater than 61%IACS, and unit elongation is greater than 2.0%, but the tensile strength of material only has 160-170MPa.Along with the popularization of all aluminium alloy twisted wire, require more and more higher to the intensity index of aluminum alloy materials, the intensity index how promoting material in relatively high electric conductivity situation becomes the focus of cable worker research.
Summary of the invention
The object of the invention is to overcome the deficiency of prior art and intensity nonheat-treatable aluminum alloy conductor material and preparation method in the simple high connductivity of a kind of reasonable mixture ratio of components, preparation technology is provided.Aluminum-alloy conductor material prepared by the present invention, intensity is high, electric conductivity is higher, unit elongation is comparatively large, and not needing thermal treatment just can realize tensile strength is 240MPa, and unit elongation is 2.0%, and electric conductivity is 59.2%IACS.
Intensity nonheat-treatable aluminum alloy conductor material in a kind of high connductivity of the present invention, comprises following component, forms by mass percentage:
Mg0.10～0.20wt％，
Cu0.20～0.30wt％，
Fe0.15～0.30wt％，
B0.05～0.10wt％，
Inevitable impurity silicone content is less than 0.05%, and the content summation of impurity titanium, vanadium, chromium, manganese is less than 0.01%; Aluminium is surplus.
In a kind of high connductivity of the present invention, intensity nonheat-treatable aluminum alloy conductor material is also containing niobium, and the mass percentage of niobium is greater than 0 and is less than or equal to 0.20%.
In a kind of high connductivity of the present invention, intensity nonheat-treatable aluminum alloy conductor material is also containing erbium, and the mass percentage of erbium is greater than 0 and is less than or equal to 0.10%.
The preparation method of intensity nonheat-treatable aluminum alloy conductor material in a kind of high connductivity of the present invention chooses technical pure aluminium ingot respectively, the master alloy of magnesium, copper, iron, boron by the aluminium conductor material component proportioning of design; Purity is greater than the technical pure aluminium ingot fusing of 99.7%, the master alloy of magnesium, copper, iron, boron is added in melt, in 740 DEG C ~ 760 DEG C insulations, after master alloy melts completely, through stirring, refining, stokehold fast analyzing constituent, composition adjustment, leave standstill after, the circular aluminium alloy rod of continuous casting and rolling.
The preparation method of intensity nonheat-treatable aluminum alloy conductor material in a kind of high connductivity of the present invention, the master alloy of described magnesium, copper, iron, boron is aluminium base magnesium, copper, iron, boron master alloy.
The preparation method of intensity nonheat-treatable aluminum alloy conductor material in a kind of high connductivity of the present invention, after master alloy melts completely, add in alloy molten solution mass percentage be greater than 0 be less than or equal to 0.20% niobium and/or mass percentage be greater than the erbium that 0 is less than or equal to 0.10%; Described niobium and/or erbium add with master alloy.
The preparation method of intensity nonheat-treatable aluminum alloy conductor material in a kind of high connductivity of the present invention, casting and rolling process parameter is: enter to roll temperature 480 DEG C-530 DEG C, finishing temperature 200 DEG C-280 DEG C, total deformation >=90%; Preferably entering to roll temperature is 480-510 DEG C, and finishing temperature is 200-240 DEG C, total deformation >=93%.
Intensity nonheat-treatable aluminum alloy conductor material in high connductivity of the present invention, adopts copper, magnesium, iron microalloying, effectively improves the intensity of this cond aluminium; Add the alloying element boron of trace, effectively improve the electroconductibility of this cond aluminium; Compound adds niobium and/or erbium, can effectively this cond aluminium of refinement crystal grain, put forward heavy alloyed thermotolerance and purify matrix.The present invention adopts the interpolation of above-mentioned multicomponent trace alloying element, by the synergy of each constituent element, achieve the preparation of intensity nonheat-treatable aluminum alloy conductor material in high connductivity, prepared aluminum alloy materials electric conductivity reaches 59.2%IACS, tensile strength is greater than 240MPa, unit elongation is greater than 2.0%, and intensity, the plasticity of the nonheat-treatable aluminum alloy conductor material prepared compared with prior art are high, and conductivity is suitable.
Beneficial effect of the present invention is: the present invention provides a kind of type material for electric wire and cable conductor Material Field.The present invention is by the combined microalloying of aluminum magnesium alloy, aluminum-copper alloy and ferroaluminium, and strength aluminium alloy in acquisition, on this basis, by adding aluminium boron and Al-Er alloy, effectively controls impurity profiles and quantity; By adding aluminium niobium alloy, reach the crystal grain of refining alloy, subsequently, carry out continuous casting and rolling, controlling into rolling temperature is 480 DEG C-530 DEG C, and finishing temperature is 200 DEG C-280 DEG C, total deformation >=90%, the aluminum alloy materials that final acquisition intensity is high, good toughness, electric conductivity are high.The aluminum alloy materials electric conductivity that the present invention prepares reaches 59.2%IACS, and tensile strength is greater than 240MPa, and unit elongation is greater than 2.0%, and intensity, the plasticity of the nonheat-treatable aluminum alloy conductor material prepared compared with prior art are high, and conductivity is suitable.Material of the present invention is used to manufacture all aluminium alloy twisted wire, continuous casting and rolling mode can be directly adopted to produce, heat treatment step can be exempted, alloy ingot or alloy bar material is not needed to carry out Homogenization Treatments, eliminate the ageing treatment process of aldural, therefore can to solve due to thermal treatment and quantity-produced bottleneck problem can not reduce the reduction manufacturing cost of aluminium alloy conductor, improve production efficiency, there is significant energy-conserving and environment-protective and economic benefit meaning.
In sum, instant component reasonable ratio, preparation technology are simple, and namely continuous casting and rolling obtains the nonheat-treatable aluminum alloy conductor material with high conductance and better tensile strength; Be convenient to realize continuous seepage, effectively can lower production cost and the energy consumption of aluminium alloy conductor, manufacture efficiency high, remarkable in economical benefits, is suitable for industrial applications.
Accompanying drawing explanation
Accompanying drawing 1 is the as-cast structure metallograph of alloy prepared by the embodiment of the present invention 2.
Accompanying drawing 2 is the X ray diffracting spectrum of alloy prepared by the embodiment of the present invention 2.
As shown in Figure 1: the as-cast structure of alloy prepared by embodiment 2 be that the shaft-like dentrite such as typical distributes, and grain-size is at about 200 μm.
As shown in Figure 2: the diffraction peak without second-phase in alloy prepared by embodiment 2 occurs, show that alloying element is main in the base and exist with the form of solid solution state, or exist with the form of minority specioz, but laboratory apparatus is difficult to identify whether it exists.
Embodiment
Embodiment 1
Technical pure aluminium ingot (the wherein Si < 2.5 × 10 of 99.7% is greater than with purity
-3%), Al-11.07%Mg master alloy, Al-37.41%Cu master alloy, Al-5.0%Fe master alloy and Al-2.5%B master alloy are raw material, first commercial-purity aluminium is put into melt in furnace, aluminium alloy is 740 DEG C-760 DEG C insulations, add magnalium master alloy, aluminum bronze intermediate alloy, ferro-aluminum master alloy and aluminium boron master alloy, the mass percent of each element is made to be: magnesium is 0.11%, copper is 0.21%, iron is 0.17%, boron is 0.059%, control impurity silicone content and reach 0.034%, control titanium, vanadium, chromium, manganese impurity content summation reaches 0.0058%, aluminium is surplus.After master alloy melts completely, through stirring, refining, stokehold fast analyzing constituent, composition adjustment, leave standstill after, the circular aluminium alloy rod of continuous casting and rolling, wherein entering to roll temperature is 500 DEG C, and finishing temperature is 240 DEG C, and the deflection of rolling is 90.3%.Carry out electric conductivity and strength property test to aluminium conductor material, result is as shown in table 1.
Table 1 aluminum-alloy conductor material comprehensive performance evaluation table
Embodiment 2
Technical pure aluminium ingot (the wherein Si < 2.5 × 10 of 99.7% is greater than with purity
-4%), Al-11.07%Mg master alloy, Al-37.41%Cu master alloy, Al-5.0%Fe master alloy, Al-2.5%B master alloy and Al-9.53%Er master alloy are raw material, first commercial-purity aluminium is put into melt in furnace, aluminium alloy is 740 DEG C-760 DEG C insulations, add magnalium master alloy, aluminum bronze intermediate alloy, ferro-aluminum master alloy, aluminium boron master alloy and aluminium erbium master alloy, the mass percent of each element is made to be: magnesium is 0.13%, copper is 0.23%, iron is 0.16%, boron is 0.087%, erbium is 0.079%, control impurity silicone content and reach 0.028%, control titanium, vanadium, chromium, manganese impurity content summation reaches 0.0071%, aluminium is surplus.After master alloy melts completely, through stirring, refining, stokehold fast analyzing constituent, composition adjustment, leave standstill after, the circular aluminium alloy rod of continuous casting and rolling, wherein entering to roll temperature is 530 DEG C, and finishing temperature is 280 DEG C, and the deflection of rolling is 90.8%.Carry out electric conductivity and strength property test to aluminium conductor material, result is as shown in table 2.
Table 2 aluminum-alloy conductor material comprehensive performance evaluation table
Embodiment 3
Technical pure aluminium ingot (the Si < 2.5 × 10 of 99.7% is greater than with purity
-4%), Al-11.07%Mg master alloy, Al-37.41%Cu master alloy, Al-5.0%Fe master alloy, Al-2.5%B master alloy, Al-9.53%Er master alloy and Al-9.02%Nb master alloy are raw material, first commercial-purity aluminium is put into melt in furnace, aluminium alloy is 740 DEG C-760 DEG C insulations, add magnalium master alloy, aluminum bronze intermediate alloy, ferro-aluminum master alloy, aluminium boron master alloy, aluminium erbium master alloy and aluminium niobium master alloy, the mass percent of each element is made to be: magnesium is 0.17%, copper is 0.22%, iron is 0.21%, boron is 0.091%, erbium is 0.029%, niobium is 0.13%, control impurity silicone content and reach 0.03%, control titanium, vanadium, chromium, manganese impurity content summation reaches 0.0063%, aluminium is surplus.After master alloy melts completely, through stirring, refining, stokehold fast analyzing constituent, composition adjustment, leave standstill after, the circular aluminium alloy rod of continuous casting and rolling, wherein entering to roll temperature is 480 DEG C, and finishing temperature is 200 DEG C, and the deflection of rolling is 91.3%.Carry out electric conductivity and strength property test to aluminium conductor material, result is as shown in table 3.
Table 3 aluminum-alloy conductor material comprehensive performance evaluation table
Data from embodiment 1-3 obtains: the aluminum alloy materials electric conductivity that the present invention prepares reaches 59.2%IACS, tensile strength is greater than 240MPa, unit elongation is greater than 2.0%, and intensity, the plasticity of the nonheat-treatable aluminum alloy conductor material prepared compared with prior art are high, and conductivity is suitable.
Claims (8)
1. an intensity nonheat-treatable aluminum alloy conductor material in high connductivity, comprises following component, forms by mass percentage:
Mg0.10～0.20wt％，
Cu0.20～0.30wt％，
Fe0.15～0.30wt％，
B0.05～0.10wt％，
Inevitable impurity silicone content is less than 0.05%, and the content summation of impurity titanium, vanadium, chromium, manganese is less than 0.01%; Aluminium is surplus.
2. intensity nonheat-treatable aluminum alloy conductor material in a kind of high connductivity according to claim 1, is characterized in that: be greater than containing mass percentage the niobium that 0 is less than or equal to 0.20% in aluminum-alloy conductor material.
3. intensity nonheat-treatable aluminum alloy conductor material in a kind of high connductivity according to claim 1 and 2, is characterized in that: be greater than containing mass percentage the erbium that 0 is less than or equal to 0.10% in aluminum-alloy conductor material.
4. the preparation method of intensity nonheat-treatable aluminum alloy conductor material in high connductivity chooses technical pure aluminium ingot respectively, the master alloy of magnesium, copper, iron, boron by the aluminium conductor material component proportioning of design; Purity is greater than the technical pure aluminium ingot fusing of 99.7%, the master alloy of magnesium, copper, iron, boron is added in melt, in 740 DEG C ~ 760 DEG C insulations, after master alloy melts completely, through stirring, refining, stokehold fast analyzing constituent, composition adjustment, leave standstill after, the circular aluminium alloy rod of continuous casting and rolling.
5. the preparation method of intensity nonheat-treatable aluminum alloy conductor material in a kind of high connductivity according to claim 4, is characterized in that: the master alloy of described magnesium, copper, iron, boron is aluminium base magnesium, copper, iron, boron master alloy.
6. the preparation method of intensity nonheat-treatable aluminum alloy conductor material in a kind of high connductivity according to claim 4 or 5, it is characterized in that: after master alloy melts completely, add in alloy molten solution mass percentage be greater than 0 be less than or equal to 0.20% niobium and/or mass percentage be greater than the erbium that 0 is less than or equal to 0.10%; Described niobium and/or erbium add with master alloy.
7. the preparation method of intensity nonheat-treatable aluminum alloy conductor material in a kind of high connductivity according to claim 6, it is characterized in that: casting and rolling process parameter is: enter to roll temperature 480 DEG C-530 DEG C, finishing temperature 200 DEG C-280 DEG C, total deformation >=90%.
8. the preparation method of intensity nonheat-treatable aluminum alloy conductor material in a kind of high connductivity according to claim 7, is characterized in that: the aluminum alloy materials electric conductivity of preparation reaches 59.2%IACS, and tensile strength is greater than 240MPa, and unit elongation is greater than 2.0%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510460575.6A CN105088035B (en) | 2015-07-30 | 2015-07-30 | A kind of highly conductive middle intensity nonheat-treatable aluminum alloy conductor material and preparation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510460575.6A CN105088035B (en) | 2015-07-30 | 2015-07-30 | A kind of highly conductive middle intensity nonheat-treatable aluminum alloy conductor material and preparation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105088035A true CN105088035A (en) | 2015-11-25 |
| CN105088035B CN105088035B (en) | 2017-08-04 |
Family
ID=54569353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510460575.6A Active CN105088035B (en) | 2015-07-30 | 2015-07-30 | A kind of highly conductive middle intensity nonheat-treatable aluminum alloy conductor material and preparation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105088035B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105369077A (en) * | 2015-11-27 | 2016-03-02 | 贵州航天风华精密设备有限公司 | Aluminum alloy conductor material and preparation method thereof |
| CN107460378A (en) * | 2017-08-07 | 2017-12-12 | 中南大学 | A kind of Al Si Fe Mg Cu alloy conductor materials and preparation method thereof |
| CN107805748A (en) * | 2017-10-30 | 2018-03-16 | 天津市津和双金属线材有限公司 | A kind of high heat-resisting electrical aluminum rod formula |
| CN108231238A (en) * | 2018-01-09 | 2018-06-29 | 北京有色金属研究总院 | A kind of railway aluminium alloy cable and preparation method thereof |
| CN109207759A (en) * | 2018-10-31 | 2019-01-15 | 远东电缆有限公司 | Acting type high-strength high-conductivity aluminium alloy frame hollow wire and preparation method thereof when non- |
| CN109778030A (en) * | 2019-03-19 | 2019-05-21 | 苏州铭恒金属科技有限公司 | A kind of new aluminum alloy materials and its preparation |
| CN115011821A (en) * | 2022-04-25 | 2022-09-06 | 昆明理工大学 | High-conductivity aluminum-based alloy and preparation method thereof |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5684440A (en) * | 1979-12-10 | 1981-07-09 | Dainichi Nippon Cables Ltd | Conductive high-strength aluminum alloy |
| CN102230113A (en) * | 2011-07-18 | 2011-11-02 | 中南大学 | Heat resistant aluminum alloy conductor material and preparation method thereof |
| CN102264928A (en) * | 2009-01-19 | 2011-11-30 | 古河电气工业株式会社 | Aluminum alloy wire |
| CN102634695A (en) * | 2012-04-26 | 2012-08-15 | 远东电缆有限公司 | High-conductivity non-heat-treatment type moderate-intensity aluminum alloy wire and production method thereof |
| JP2012197514A (en) * | 2008-08-11 | 2012-10-18 | Sumitomo Electric Ind Ltd | Aluminum alloy stranded wire |
| CN103045915A (en) * | 2012-12-14 | 2013-04-17 | 国网智能电网研究院 | High conductivity moderately strong heat-resistant aluminum alloy monofilament and preparation method thereof |
| CN103545010A (en) * | 2012-07-12 | 2014-01-29 | 青岛汉缆股份有限公司 | Non-aging aluminum alloy conductor and manufacturing method thereof |
| CN103627935A (en) * | 2013-12-09 | 2014-03-12 | 国家电网公司 | Non-heat-treated heat-resistant aluminium alloy monofilament and preparation method thereof |
| CN103996427A (en) * | 2014-05-30 | 2014-08-20 | 湖南金龙国际铜业有限公司 | Non-heat-treated intermediate-strength aluminum alloy wire and production technology thereof |
-
2015
- 2015-07-30 CN CN201510460575.6A patent/CN105088035B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5684440A (en) * | 1979-12-10 | 1981-07-09 | Dainichi Nippon Cables Ltd | Conductive high-strength aluminum alloy |
| JP2012197514A (en) * | 2008-08-11 | 2012-10-18 | Sumitomo Electric Ind Ltd | Aluminum alloy stranded wire |
| CN102264928A (en) * | 2009-01-19 | 2011-11-30 | 古河电气工业株式会社 | Aluminum alloy wire |
| CN102230113A (en) * | 2011-07-18 | 2011-11-02 | 中南大学 | Heat resistant aluminum alloy conductor material and preparation method thereof |
| CN102634695A (en) * | 2012-04-26 | 2012-08-15 | 远东电缆有限公司 | High-conductivity non-heat-treatment type moderate-intensity aluminum alloy wire and production method thereof |
| CN103545010A (en) * | 2012-07-12 | 2014-01-29 | 青岛汉缆股份有限公司 | Non-aging aluminum alloy conductor and manufacturing method thereof |
| CN103045915A (en) * | 2012-12-14 | 2013-04-17 | 国网智能电网研究院 | High conductivity moderately strong heat-resistant aluminum alloy monofilament and preparation method thereof |
| CN103627935A (en) * | 2013-12-09 | 2014-03-12 | 国家电网公司 | Non-heat-treated heat-resistant aluminium alloy monofilament and preparation method thereof |
| CN103996427A (en) * | 2014-05-30 | 2014-08-20 | 湖南金龙国际铜业有限公司 | Non-heat-treated intermediate-strength aluminum alloy wire and production technology thereof |
Non-Patent Citations (1)
| Title |
|---|
| 刘东雨等: "中强度全铝合金导线的发展", 《热处理技术与装备》 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105369077A (en) * | 2015-11-27 | 2016-03-02 | 贵州航天风华精密设备有限公司 | Aluminum alloy conductor material and preparation method thereof |
| CN107460378A (en) * | 2017-08-07 | 2017-12-12 | 中南大学 | A kind of Al Si Fe Mg Cu alloy conductor materials and preparation method thereof |
| CN107805748A (en) * | 2017-10-30 | 2018-03-16 | 天津市津和双金属线材有限公司 | A kind of high heat-resisting electrical aluminum rod formula |
| CN108231238A (en) * | 2018-01-09 | 2018-06-29 | 北京有色金属研究总院 | A kind of railway aluminium alloy cable and preparation method thereof |
| CN109207759A (en) * | 2018-10-31 | 2019-01-15 | 远东电缆有限公司 | Acting type high-strength high-conductivity aluminium alloy frame hollow wire and preparation method thereof when non- |
| CN109778030A (en) * | 2019-03-19 | 2019-05-21 | 苏州铭恒金属科技有限公司 | A kind of new aluminum alloy materials and its preparation |
| CN115011821A (en) * | 2022-04-25 | 2022-09-06 | 昆明理工大学 | High-conductivity aluminum-based alloy and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105088035B (en) | 2017-08-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105088035A (en) | High-conductivity moderate-strength non-thermal processing type aluminum alloy conductor material and manufacturing method | |
| CN103952605B (en) | A kind of preparation method of middle strength aluminium alloy monofilament | |
| CN102230113B (en) | Heat resistant aluminum alloy conductor material and preparation method thereof | |
| CN104946936A (en) | High-conductivity rare earth duralumin monofilament material for overhead conductors | |
| CN104975211B (en) | Strength aluminum alloy conductive monofilament in a kind of high conductivity heat treatment type | |
| CN101531149B (en) | Preparation method of overlength Cu-Cr-Zr alloyed contact line | |
| Karabay | Influence of AlB2 compound on elimination of incoherent precipitation in artificial aging of wires drawn from redraw rod extruded from billets cast of alloy AA-6101 by vertical direct chill casting | |
| CN102703770B (en) | Aluminum iron copper magnesium rare earth alloy material for electric wire and cable and preparation method thereof | |
| CN102978490A (en) | High-strength, high-conductivity and heat-resisting aluminum alloy bus and production method thereof | |
| CN103966475B (en) | A kind of copper chromium titanium alloy osculatory and preparation method thereof | |
| CN102864345B (en) | Preparation method of carbon nanotube composite aluminum conductor | |
| CN103831422B (en) | A kind of nanometer thinning method of Al-Si line aluminium alloy tissue | |
| CN110284024B (en) | Preparation method of tellurium-copper alloy material | |
| CN108559874B (en) | High-strength high-conductivity heat-resistant aluminum alloy conductor and preparation method thereof | |
| CN104532067A (en) | Non-heat treatment medium-strength aluminum alloy conductor material and preparation method thereof | |
| CN102796921A (en) | Aluminum alloy conductor used for cables and its preparation method | |
| CN111349820A (en) | High-conductivity heat-resistant Al-Zr-Er alloy wire material and preparation method thereof | |
| CN103556016B (en) | A kind of middle intensity high conductivity electrician aluminum conductor material and preparation method thereof | |
| CN108315602A (en) | A kind of railway rare earth aluminium alloy cable conductor and preparation method | |
| CN103266241B (en) | A kind of Rare earth aluminum alloy conductor material and production method thereof | |
| CN104532074A (en) | High-conductivity hard aluminum lead and manufacturing method thereof | |
| CN109295346B (en) | High-conductivity soft aluminum alloy and preparation method and application thereof | |
| CN102816960B (en) | Non-heat treated heat-resistant aluminum alloy conductor material with high conductivity and high strength | |
| CN104328304A (en) | Copper alloy for high-strength and high-conductivity lead and preparation method of copper alloy | |
| CN106435288A (en) | Aluminum alloy conductor for high-strength high-conductivity automobile wires and preparation method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |