CN102162050A - Method for manufacturing medium-strength aluminum alloy wire with electric conductivity of 59 percent - Google Patents
Method for manufacturing medium-strength aluminum alloy wire with electric conductivity of 59 percent Download PDFInfo
- Publication number
- CN102162050A CN102162050A CN 201110030978 CN201110030978A CN102162050A CN 102162050 A CN102162050 A CN 102162050A CN 201110030978 CN201110030978 CN 201110030978 CN 201110030978 A CN201110030978 A CN 201110030978A CN 102162050 A CN102162050 A CN 102162050A
- Authority
- CN
- China
- Prior art keywords
- aluminium alloy
- aluminum alloy
- aluminum
- electric conductivity
- aluminium
- 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
Images
Abstract
The invention discloses a method for manufacturing a medium-strength aluminum alloy wire with the electric conductivity of 59 percent (International Annealed Copper Standard, IACS), and relates to a method for manufacturing a medium-strength aluminum alloy wire with high conductivity. The method is characterized by comprising the following steps of: (1) selecting an aluminum matrix and an aluminum intermediate alloy ingot; (2) performing on-the-spot sample analysis and adjustment, namely putting the selected aluminum ingot into a shaft furnace, melting to form molten aluminum, and refining by using a refining agent; (3) casting and crystallizing, namely allowing molten aluminum alloy in a kettle furnace to pass through a runner and filtering by using a ceramic filtering plate, adding rare earth to ensure that the content of the rare earth is 0.05 to 0.15 percent, feeding into an aluminum alloy continuous casting machine, performing continuous casting to form an aluminum alloy cast ingot, and rolling a medium-strength alloy rod by using an aluminum alloy continuous mill; (4) performing solid solution treatment and quenching, namely performing thermal homogenization treatment on the aluminum alloy rod; and (5) drawing, aging and twisting, namely drawing the aluminum alloy rod treated in the previous working procedure into an aluminum alloy wire with the required diameter on an aluminum alloy wire drawing machine, and twisting on a frame type wire twisting machine to obtain the medium-strength aluminum alloy wire with the electric conductivity of 59 percent IACS.
Description
Technical field
The present invention is a kind of manufacturing processed that the middle strength aluminium alloy line method of a kind of manufacturing 59% electric conductivity (IACS) relates to electrical material, is a kind of manufacturing technology of high cond aluminium, or rather, is the manufacture method of strength aluminium alloy line in a kind of high conduction.
Background technology
In the past, China does not have the middle strength aluminium alloy of development and application conduction usefulness, but along with aerial line develops to large vol, ultra-high voltage, adopts large sectionization, heat-resistingization of split conductor and lead to grow up gradually yet.So not only need heat resistant aluminum alloy wire, replace general Aluminium Cable Steel Reinforced with middle intensity or high-intensity aluminum alloy line, middle intensity or aldural twisted wire are to improve the current capacity of lead.
At present, obtain strength aluminium alloy line in the high conduction, be to obtain the alloy pole stock through conventional melting, alloying, concise (crystal grain thinning) and common continuous casting and rolling mode with aluminium ingot, this pole stock just can reach the requirement (electric conductivity reaches 59%IACS) of machinery, electric property again through backguy and thermal treatment.But because the unstable of the defective of manufacturing equipment and manufacturing process makes the salient features (electric conductivity, tensile strength) of strength aluminium alloy line in the high conduction also not reach the level of stably manufactured.
Summary of the invention
The objective of the invention is to provide at above-mentioned weak point the middle strength aluminium alloy line method of a kind of manufacturing 59% electric conductivity, is the method for strength aluminium alloy line among a kind of manufacturing 59%IACS that reaches performance requriements.
The strength aluminium alloy line is made twisted wire and is had the tensile strength higher than aluminum steel among the 59%IACS that the present invention makes, and electric conductivity is than general aluminum alloy line height simultaneously, can the instead of steel core aluminum stranded wire, can be applied to the transformation of transmitting line.
For realizing above purpose, the present invention takes following technical scheme to realize:
Strength aluminium alloy line method in a kind of manufacturing 59% electric conductivity (IACS) is characterized in that:
1, selected aluminum matrix and alloy pig: the selection foreign matter content is the aluminium ingot of silicon≤0.08%, iron≤0.16%, copper≤0.01%, titanium Ti+ vanadium V+ chromium Cr+ manganese Mn≤0.015%, other every kind impurity≤0.03%;
2, on-the-spot sample analysis adjustment: principal element is carried out the stokehold rapid detection, is monitored, adjusts with the high-speed light spectrometer, control element content, according to charger sheet, in holding furnace, add its middle alloy pig: aluminium-silicon ingots, aluminum-copper alloy ingot, magnesium ingot, make its each constituent content controlled: silicon is 0.40～0.55%, and magnesium is 0.35～0.50%, and copper is 0.020～0.040%.
With above-mentioned selected aluminium ingot, put into shaft furnace and be fused into aluminium liquid, carry out Alloying Treatment in the holding furnace that can fascinate, fire box temperature is controlled at 900 ℃, and temperature of aluminum liquid is controlled at 720-740 ℃, through the processing that stirs, come aluminium liquid is carried out refining with refining agent, degasification, slagging-off, crystal grain thinning is handled, adopt the solid insulating covering agent to cover aluminium liquid surface simultaneously, and leave standstill and be no less than 45 minutes; With the high-speed light spectrometer principal element is detected, monitor, adjust when content departs from, reach each elementary composition of control alloy aluminum liquid.Described refining agent adopts commercially available aluminum refining agent.Described solid insulating covering agent can adopt commercially available HT-LF insulating covering agent.
3, casting and crystallization: the aluminum alloy melt in the kettle furnace through chute, is filtered by the ceramic filter plate filtration unit, be aided with the interpolation rare earth, crystal grain thinning, making its content of rare earth is 0.05～0.15%, enters the aluminium alloy continuous caster and carries out continuous casting, forms aluminium alloy cast ingot; Roll into middle strength aluminium alloy bar by the aluminium alloy continuous mill;
4, solutionizing is handled, quenched: aluminium alloy rod is carried out hot homogenizing handle, controlled temperature is at 200 ℃～240 ℃; The hot homogenizing of aluminium alloy rod is handled: in baking oven, temperature deviation is ± 3 degree, and this baking oven must temperature automatically controlledly clock with the time, and optimum temps is 200 ℃～220 ℃, and the time is 5～6 hours, takes out;
5, drawing, timeliness and stranded: will on aluminum alloy wire-drawing machine (continuous drawing machine), pull into the aluminium alloy product line of required diameter through the aluminium alloy rod that last process was handled, carry out ageing treatment by aging oven, controlled temperature is at 200 ℃～240 ℃, time is 5～6 hours, guarantee strength alloys line tensile strength among the 59%IACS, and on frame type stranding machine stranded stranding, make the middle strength aluminium alloy line of 59% electric conductivity.
Joining mould on aluminum alloy wire-drawing machine is: 8.42,7.50,6.68,5.95,5.30,4.72,4.21,3.75,3.34,2.97,2.65 Go-over mould tools are drawn into corresponding required line footpath.At frame winch 1+6+12+18+24+30, disposable closely stranded by the pretwist moulding.
Rationally each alloying element of control, aluminium close the hot homogenizing treatment process of rod of metal alloy, strength aluminium alloy line 59% electric conductivity in guaranteeing.
Aluminium alloy rod is carried out solutionizing handle, quench, the temperature of aluminium alloy rod is controlled at 200 ℃～220 ℃.
Add rare earth, crystal grain thinning is controlled at 0.05～0.15% to content of rare earth
The crystallizing wheel of described aluminium alloy continuous caster is by the wheeled crystallizing wheel of H type;
The roll of described aluminium alloy continuous mill is the novel combination type that two rollers add three rollers;
The pull wire speed of described aluminum alloy wire-drawing machine is at 8～25 meter per seconds.
The present invention's strict control aluminium ingot impurity and alloying are added constituent content, and by the different manufacturing stages, the homogeneity of control alloy.Adopt the kettle furnace of automatization temperature control, control the temperature of each point, processing parameters such as temperature of cooling water and flow and production rate use in the stove and external refining simultaneously, make degasification obvious with the slagging-off effect.The refinement of crystal grain secondary is used in crystallization, guarantees that crystalline state is good.The aluminium alloy continuous casting and rolling milling train that adopts two new-type rollers to add three roller group types is controlled well and is rolled bar technology, makes aluminium close bar and can obtain fully distortion, excellent property.
Advantage of the present invention is:
Adopt the high-speed light spectrometer, can the rapid detection principal element, in time control the content of silicon and magnesium in the aluminium alloy rod, guarantee to produce in batches.
Middle strength aluminium alloy twisted wire is applied to transmitting line, and certain usage quantity is arranged abroad, and the middle strength aluminium alloy twisted wire as France waits the employed all aluminium alloy twisted wire of some developed countries all to adopt does not also have service recorder at home.In the past, China does not have the middle strength aluminium alloy of development and application conduction usefulness, but along with aerial line develops to large vol, ultra-high voltage, adopts the development of the large sectionization of multiple fission conductor and lead.In addition, because the development of alloy technology also needs middle intensity and aldural twisted wire to be used on the line, to substitute traditional Aluminium Cable Steel Reinforced.
Middle strength aluminium alloy mainly is used for aerial condutor with hard lead, has the remarkable economical effect.
Description of drawings
The invention will be further described below with reference to accompanying drawing:
Fig. 1 is a manufacturing process synoptic diagram of the present invention.
Embodiment
The invention will be further described below in conjunction with the drawings and Examples process.
Implementation process is for example shown in Figure 1, is manufacturing process synoptic diagram of the present invention.A kind of method of making strength aluminium alloy line among the 59%IACS is: the selection foreign matter content is the aluminium ingot of silicon≤0.08%, iron≤0.16%, copper≤0.01%, (titanium Ti+ vanadium V+ chromium Cr+ manganese Mn)≤0.015%, other every kind impurity≤0.03%; Put into shaft furnace and be fused into aluminium liquid, in the holding furnace that can fascinate, carry out Alloying Treatment, fire box temperature is controlled at 900 ℃, temperature of aluminum liquid is controlled at 720-740 ℃, through the processing that stirs, comes aluminium liquid is carried out refining with refining agent, crystal grain thinning is handled, adopt the solid insulating covering agent to cover aluminium liquid surface simultaneously, and leave standstill and be not less than 45 minutes, described refining agent adopts commercially available aluminum refining agent.Described solid insulating covering agent can adopt commercially available HT-LF insulating covering agent; With the high-speed light spectrometer principal element is detected, monitor, adjust when content departs from, reach the composition of control alloy aluminum liquid.By the holding furnace that can fascinate aluminium liquid is slowly toppled over outflow, through chute, use the glass cross bag filtration in last casting ladle, or filter with foam ceramic tile or pipe, add rare earth, crystal grain thinning is controlled at 0.05～0.15% to content of rare earth; Aluminium liquid enters down the aluminium alloy continuous caster that casting ladle is made up of the wheeled crystallizing wheel of H type and carries out continuous casting then, becomes aluminium alloy cast ingot; Aluminium alloy pouring temperature: 705 ℃; Enter the aluminium alloy tandem rolling unit that two rollers add the novel combination type of three rollers again and roll into aluminium alloy rod, advance to roll 480～520 ℃ of temperature, cooling and lubricating emulsion total pressure 0.1～0.2Mpa, the finishing temperature of aluminium alloy rod is at 250～300 ℃, intensity aluminium gold bar in shutting out, solutionizing is handled, quenched: aluminium alloy rod is carried out hot homogenizing handle, controlled temperature is at 200 ℃～240 ℃; The hot homogenizing of rod of metal alloy is handled: in baking oven, temperature deviation is ± 3 degree, and this baking oven must temperature automatically controlledly clock with the time, and optimum temps is 200 ℃～220 ℃, and the time is 5～6 hours, takes out; To close on the drawing machine (sliding type continuous drawing machine) at aluminium through the aluminium alloy rod that last process was handled, pull wire speed 8～25 meter per seconds of described aluminum alloy wire-drawing machine are advisable, and pull out strength aluminium alloy product line among the 59%IACS, and wire range is at 5.0～2.0mm; Drawing, timeliness and stranded: will on aluminum alloy wire-drawing machine, pull into the aluminium alloy product line of required diameter through the aluminium alloy rod that last process was handled, carry out ageing treatment by aging oven, controlled temperature is at 200 ℃～240 ℃, time is 5～6 hours, guarantee strength alloys line tensile strength among the 59%IACS, and on frame type stranding machine stranded stranding, make strength aluminium alloy line among the 59%IACS.
Joining mould on aluminum alloy wire-drawing machine is: 8.42,7.50,6.68,5.95,5.30,4.72,4.21,3.75,3.34,2.97,2.65 Go-over mould tools are drawn into corresponding required line footpath.At frame winch 1+6+12+18+24+30, disposable closely stranded by the pretwist moulding.
Rationally each alloying element of control, aluminium close the hot homogenizing treatment process of rod of metal alloy, strength aluminium alloy line 59% electric conductivity in guaranteeing.
Aluminium alloy rod is carried out solutionizing handle, quench, the temperature of aluminium alloy rod is controlled at 200 ℃～220 ℃.
The crystallizing wheel of described aluminium alloy continuous caster is by the wheeled crystallizing wheel of H type.
The roll of described aluminium alloy continuous mill is the novel combination type that two rollers add three rollers.
The temperature of advancing to roll of aluminium alloy cast ingot is 480～520 ℃ in the described aluminium alloy continuous mill rolling process, aluminium alloy continuous mill cooling and lubricating emulsion total pressure 0.1～0.2Mpa, and the finishing temperature of aluminium alloy rod is at 250～300 ℃.
Described aluminum alloy wire-drawing machine pull wire speed is at 8～25 meter per seconds.
The present invention is the method for strength aluminium alloy line among a kind of 59%IACS of manufacturing.The strength aluminium alloy line has the tensile strength higher than aluminum steel among the 59%IACS that makes, electric conductivity is than general aluminum alloy line height simultaneously, can the instead of steel core aluminum stranded wire, can reach machinery, electric institute's performance demands (59%IACS), can be applied to the transformation of transmitting line.
The mechanical index of strength alloys line is as follows in 59% electric conductivity:
The electric index of strength alloys line is as follows in 59% electric conductivity:
Claims (7)
1. middle strength aluminium alloy line method of making 59% electric conductivity is characterized in that:
(1) selected aluminum matrix and alloy pig: the selection foreign matter content is the aluminium ingot of silicon≤0.08%, iron≤0.16%, copper≤0.01%, titanium Ti+ vanadium V+ chromium Cr+ manganese Mn≤0.015%, other every kind impurity≤0.03%;
(2) on-the-spot sample analysis adjustment: principal element is carried out the stokehold rapid detection, is monitored, adjusts with the high-speed light spectrometer, control element content, according to charger sheet, in holding furnace, add its middle alloy pig: aluminium-silicon ingots, aluminum-copper alloy ingot, magnesium ingot, make its each constituent content controlled: silicon is 0.40～0.55%, and magnesium is 0.35～0.50%, and copper is 0.020～0.040%;
With above-mentioned selected aluminium ingot, put into shaft furnace and be fused into aluminium liquid, in the holding furnace that can fascinate, carry out Alloying Treatment, fire box temperature is controlled at 900 ℃, and temperature of aluminum liquid is controlled at 720-740 ℃, through the processing that stirs, the refining agent that mixes with solid or gas or solid and gas comes aluminium liquid is carried out refining, crystal grain thinning is handled, and adopts the solid insulating covering agent to cover aluminium liquid surface simultaneously, and leaves standstill and be no less than 45 minutes; With the high-speed light spectrometer principal element is detected, monitor, adjust when content departs from, reach each elementary composition of control alloy aluminum liquid;
(3) casting and crystallization: the aluminum alloy melt in the kettle furnace through chute, is filtered by the ceramic filter plate filtration unit, be aided with the interpolation rare earth, crystal grain thinning, making its content of rare earth is 0.05～0.15%, enters the aluminium alloy continuous caster and carries out continuous casting, forms aluminium alloy cast ingot; Roll into middle strength aluminium alloy bar by the aluminium alloy continuous mill;
(4) solutionizing is handled, quenched: aluminium alloy rod is carried out hot homogenizing handle, in baking oven, this baking oven must temperature automatically controlledly clock with the time, and controlled temperature is at 200 ℃～240 ℃, and the time is 5～6 hours, takes out;
(5) drawing, timeliness and stranded: will on aluminum alloy wire-drawing machine, pull into the aluminium alloy product line of required diameter through the aluminium alloy rod that last process was handled, carry out ageing treatment by aging oven, controlled temperature is at 200 ℃～240 ℃, time is 5～6 hours, guarantee strength alloys line tensile strength among the 59%IACS, and on frame type stranding machine stranded stranding, make strength aluminium alloy line among the 59%IACS.
2. the middle strength aluminium alloy line method of a kind of manufacturing 59% electric conductivity according to claim 1, it is characterized in that joining on aluminum alloy wire-drawing machine mould is: 8.42,7.50,6.68,5.95,5.30,4.72,4.21,3.75,3.34,2.97,2.65 Go-over mould tools are drawn into corresponding required line footpath; At the dish number is the frame winch of 1+6+12+18+24+30, disposable closely stranded by the pretwist moulding.
3. the middle strength aluminium alloy line method of a kind of manufacturing 59% electric conductivity according to claim 1 is characterized in that aluminium alloy rod is carried out solutionizing to be handled, quench, and the temperature of aluminium alloy rod is controlled at 200 ℃～220 ℃.
4. the middle strength aluminium alloy line method of a kind of manufacturing 59% electric conductivity according to claim 1, the crystallizing wheel that it is characterized in that described aluminium alloy continuous caster is by the wheeled crystallizing wheel of H type.
5. the middle strength aluminium alloy line method of a kind of manufacturing 59% electric conductivity according to claim 1, the roll that it is characterized in that described aluminium alloy continuous mill is the built-up type that two rollers add three rollers.
6. the middle strength aluminium alloy line method of a kind of manufacturing 59% electric conductivity according to claim 1, it is characterized in that the temperature of advancing to roll of aluminium alloy cast ingot is 480～520 ℃ in the described aluminium alloy continuous mill rolling process, aluminium alloy continuous mill cooling and lubricating emulsion total pressure 0.1～0.2Mpa, the finishing temperature of aluminium alloy rod is at 250～300 ℃.
7. the middle strength aluminium alloy line method of a kind of manufacturing 59% electric conductivity according to claim 1 is characterized in that described aluminum alloy wire-drawing machine pull wire speed is at 8～25 meter per seconds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110030978A CN102162050B (en) | 2011-01-28 | 2011-01-28 | Method for manufacturing medium-strength aluminum alloy wire with electric conductivity of 59 percent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110030978A CN102162050B (en) | 2011-01-28 | 2011-01-28 | Method for manufacturing medium-strength aluminum alloy wire with electric conductivity of 59 percent |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102162050A true CN102162050A (en) | 2011-08-24 |
| CN102162050B CN102162050B (en) | 2012-10-10 |
Family
ID=44463501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110030978A Active CN102162050B (en) | 2011-01-28 | 2011-01-28 | Method for manufacturing medium-strength aluminum alloy wire with electric conductivity of 59 percent |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102162050B (en) |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102637485A (en) * | 2012-05-07 | 2012-08-15 | 东莞市闻誉实业有限公司 | Aluminum alloy wire and method for preparing 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 |
| CN102756116A (en) * | 2012-07-19 | 2012-10-31 | 重庆硕龙科技有限公司 | Method for integration implementation of continuously melting, refining and quantitatively positioning pouring of aluminum alloy furnace burden |
| CN103276255A (en) * | 2012-06-13 | 2013-09-04 | 田中电子工业株式会社 | Aluminium alloy wire used for connection to semiconductor device |
| CN103451498A (en) * | 2013-09-06 | 2013-12-18 | 国家电网公司 | Intermediate strength aluminum alloy wire for overhead conductor |
| CN103695728A (en) * | 2013-12-27 | 2014-04-02 | 安徽欣意电缆有限公司 | Al-Fe-B aluminum alloy, preparation method thereof and aluminum alloy cable |
| CN103820685A (en) * | 2014-02-20 | 2014-05-28 | 无锡华能电缆有限公司 | Medium strength aluminium alloy wire with conductivity of 60% IACS, and preparation method thereof |
| CN103887016A (en) * | 2014-03-04 | 2014-06-25 | 安徽海纳电缆集团有限公司 | Processing technology of aluminium alloy for cable conductor |
| CN104599772A (en) * | 2015-01-19 | 2015-05-06 | 浙江亘古电缆股份有限公司 | Combined type aluminum alloy energy-saving overhead insulation cable |
| CN108586977A (en) * | 2018-04-10 | 2018-09-28 | 苏州耐思特塑胶有限公司 | The preparation method of copper-aluminium alloy cable material |
| CN109082614A (en) * | 2017-06-14 | 2018-12-25 | 罗奕兵 | A kind of forming technology of solution strengthening aluminium alloy silk material |
| 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- |
| CN110706841A (en) * | 2019-10-31 | 2020-01-17 | 武汉电缆有限公司 | High-strength high-conductivity aluminum alloy wire for electrician and manufacturing method thereof |
| WO2020248461A1 (en) * | 2019-06-14 | 2020-12-17 | 上海交通大学 | Online alloy melting and fusing method and device |
| CN113201670A (en) * | 2021-05-07 | 2021-08-03 | 江苏中天科技股份有限公司 | Anti-softening aluminum alloy material, anti-softening aluminum alloy wire and preparation method thereof |
| CN114231803A (en) * | 2021-12-23 | 2022-03-25 | 江苏中天科技股份有限公司 | Novel high-strength high-conductivity aluminum alloy monofilament and preparation method thereof |
| CN115595459A (en) * | 2022-09-19 | 2023-01-13 | 江苏中天科技股份有限公司（Cn） | Preparation method of high-strength high-conductivity aluminum alloy monofilament and aluminum alloy monofilament |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1978686A (en) * | 2005-12-01 | 2007-06-13 | 上海中天铝线有限公司 | Method for manufacturing high-conductive heat-resistance aluminium alloy wire |
-
2011
- 2011-01-28 CN CN201110030978A patent/CN102162050B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1978686A (en) * | 2005-12-01 | 2007-06-13 | 上海中天铝线有限公司 | Method for manufacturing high-conductive heat-resistance aluminium alloy wire |
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN102637485A (en) * | 2012-05-07 | 2012-08-15 | 东莞市闻誉实业有限公司 | Aluminum alloy wire and method for preparing aluminum alloy wire |
| CN102637485B (en) * | 2012-05-07 | 2014-06-04 | 东莞市闻誉实业有限公司 | Aluminum alloy wire and method for preparing aluminum alloy wire |
| CN103276255A (en) * | 2012-06-13 | 2013-09-04 | 田中电子工业株式会社 | Aluminium alloy wire used for connection to semiconductor device |
| CN103276255B (en) * | 2012-06-13 | 2015-03-04 | 田中电子工业株式会社 | Aluminium alloy wire used for connection to semiconductor device |
| CN102756116A (en) * | 2012-07-19 | 2012-10-31 | 重庆硕龙科技有限公司 | Method for integration implementation of continuously melting, refining and quantitatively positioning pouring of aluminum alloy furnace burden |
| CN103451498A (en) * | 2013-09-06 | 2013-12-18 | 国家电网公司 | Intermediate strength aluminum alloy wire for overhead conductor |
| CN103695728A (en) * | 2013-12-27 | 2014-04-02 | 安徽欣意电缆有限公司 | Al-Fe-B aluminum alloy, preparation method thereof and aluminum alloy cable |
| CN103820685A (en) * | 2014-02-20 | 2014-05-28 | 无锡华能电缆有限公司 | Medium strength aluminium alloy wire with conductivity of 60% IACS, and preparation method thereof |
| CN103887016A (en) * | 2014-03-04 | 2014-06-25 | 安徽海纳电缆集团有限公司 | Processing technology of aluminium alloy for cable conductor |
| CN104599772A (en) * | 2015-01-19 | 2015-05-06 | 浙江亘古电缆股份有限公司 | Combined type aluminum alloy energy-saving overhead insulation cable |
| CN109082614A (en) * | 2017-06-14 | 2018-12-25 | 罗奕兵 | A kind of forming technology of solution strengthening aluminium alloy silk material |
| CN108586977A (en) * | 2018-04-10 | 2018-09-28 | 苏州耐思特塑胶有限公司 | The preparation method of copper-aluminium alloy cable material |
| 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- |
| WO2020248461A1 (en) * | 2019-06-14 | 2020-12-17 | 上海交通大学 | Online alloy melting and fusing method and device |
| CN110706841A (en) * | 2019-10-31 | 2020-01-17 | 武汉电缆有限公司 | High-strength high-conductivity aluminum alloy wire for electrician and manufacturing method thereof |
| CN113201670A (en) * | 2021-05-07 | 2021-08-03 | 江苏中天科技股份有限公司 | Anti-softening aluminum alloy material, anti-softening aluminum alloy wire and preparation method thereof |
| CN113201670B (en) * | 2021-05-07 | 2022-05-03 | 江苏中天科技股份有限公司 | Anti-softening aluminum alloy material, anti-softening aluminum alloy wire and preparation method thereof |
| CN114231803A (en) * | 2021-12-23 | 2022-03-25 | 江苏中天科技股份有限公司 | Novel high-strength high-conductivity aluminum alloy monofilament and preparation method thereof |
| CN115595459A (en) * | 2022-09-19 | 2023-01-13 | 江苏中天科技股份有限公司（Cn） | Preparation method of high-strength high-conductivity aluminum alloy monofilament and aluminum alloy monofilament |
| CN115595459B (en) * | 2022-09-19 | 2023-09-12 | 江苏中天科技股份有限公司 | Preparation method of high-strength high-conductivity aluminum alloy monofilament and aluminum alloy monofilament |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102162050B (en) | 2012-10-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102162050B (en) | Method for manufacturing medium-strength aluminum alloy wire with electric conductivity of 59 percent | |
| CN102041418B (en) | Method for manufacturing moderate intensity aluminium alloy wire with 57% electric conductivity | |
| CN102453819B (en) | Manufacture method of medium-strength aluminum alloy wire with electrical conductivity of 59 percent | |
| CN103451498B (en) | Intermediate strength aluminum alloy wire for overhead conductor | |
| CN104028961B (en) | A kind of middle strength aluminium alloy line and its production technology | |
| CN103820685B (en) | Strength aluminium alloy line and preparation method thereof in conductance 60%IACS | |
| CN101200783B (en) | Method for manufacturing high-strength aluminium-magnesium-slicon alloy wire | |
| CN103952605B (en) | A kind of preparation method of middle strength aluminium alloy monofilament | |
| WO2017097078A1 (en) | Highly-conductive aluminum alloy material and preparation method for aluminum alloy cable conductor | |
| CN1978686A (en) | Method for manufacturing high-conductive heat-resistance aluminium alloy wire | |
| CN101886198A (en) | High-conductivity aluminum alloy material for cable and preparation method thereof | |
| CN101956103A (en) | High strength alloy round aluminium rod and production method thereof | |
| CN104862509A (en) | Preparation technology of high-conductivity aluminium rod for overhead transmission line | |
| CN102610294B (en) | Manufacturing method of energy-saving strong-strength aluminum alloy wire | |
| CN104103338B (en) | A kind of production technology of cable copper strip | |
| CN106119612A (en) | Strength aluminium alloy material and preparation method thereof in one | |
| CN1941222A (en) | Method for producing heat-resisting high-strength aluminium alloy wire | |
| CN104532074A (en) | High-conductivity hard aluminum lead and manufacturing method thereof | |
| CN105671372A (en) | Duralumin conductor material with 63% IACS and preparation method thereof | |
| CN102456442B (en) | Manufacturing method for medium-strength aluminum alloy wire with electrical conductivity of 57 percent | |
| CN109161730A (en) | Bus duct aluminum-alloy conductor material and preparation method thereof | |
| CN112575217A (en) | Tellurium-copper alloy for new energy and processing method thereof | |
| CN108823464B (en) | Copper alloy material and preparation method thereof | |
| CN101740157A (en) | Aluminium-alloy conductor and manufacture method thereof | |
| CN108231238B (en) | Aluminum alloy cable for railway 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 | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20110824 Assignee: Shanghai Zhongtian Aluminium Wire Co., Ltd. Assignor: Zhongtian Science and Technology Co., Ltd., Jiangsu Contract record no.: 2012310000214 Denomination of invention: Method for producing medium strength aluminium alloy wire with 59% conductivity Granted publication date: 20121010 License type: Exclusive License Record date: 20121211 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180507 Address after: 226463 No. 1 Zhong Tian Road, Hekou Town, Rudong, Nantong, Jiangsu Co-patentee after: Zhong Tian electric power optical cable Co., Ltd Patentee after: Zhongtian Science and Technology Co., Ltd., Jiangsu Address before: 226463 No. 1 Zhong Tian Road, Hekou Town, Rudong, Nantong, Jiangsu Patentee before: Zhongtian Science and Technology Co., Ltd., Jiangsu |