CN111850343A - Copper-based alloy material for generator rotor conductor and preparation method thereof - Google Patents
Copper-based alloy material for generator rotor conductor and preparation method thereof Download PDFInfo
- Publication number
- CN111850343A CN111850343A CN202010758325.1A CN202010758325A CN111850343A CN 111850343 A CN111850343 A CN 111850343A CN 202010758325 A CN202010758325 A CN 202010758325A CN 111850343 A CN111850343 A CN 111850343A
- Authority
- CN
- China
- Prior art keywords
- percent
- copper
- equal
- less
- inevitable impurity
- 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.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C9/00—Alloys based on copper
- C22C9/02—Alloys based on copper with tin as the next major constituent
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/10—Alloys containing non-metals
- C22C1/1036—Alloys containing non-metals starting from a melt
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/10—Alloys containing non-metals
- C22C1/1036—Alloys containing non-metals starting from a melt
- C22C1/1047—Alloys containing non-metals starting from a melt by mixing and casting liquid metal matrix composites
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
- C22C32/001—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides
- C22C32/0015—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides with only single oxides as main non-metallic constituents
- C22C32/0021—Matrix based on noble metals, Cu or alloys thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Composite Materials (AREA)
- Conductive Materials (AREA)
- Contacts (AREA)
Abstract
The invention discloses a copper-based alloy material for a generator rotor conductor and a preparation method thereof, wherein the material comprises the following components in percentage by weight: alumina: 0.3-1.1%, tin: 1 to 2.5 percent of the total weight of the alloy, less than or equal to 0.03 percent of inevitable impurity iron, less than or equal to 0.03 percent of inevitable impurity lead, and the balance of copper. The invention selects the material with lower price, and the tin element is used for replacing the silver, thereby reducing the manufacturing cost of the material. AlO is added as dispersed particles of the alloy material, so that the strength and hardness of the material are improved while the conductivity of the alloy material is ensured, the effective hardening treatment effect of the material is improved, and the material can be used in an environment of 400 ℃; the service life of the material in the conductive component is improved.
Description
Technical Field
The invention relates to the field of alloy materials, in particular to a copper-based alloy material for a generator rotor conductor and a preparation method thereof.
Background
The TAg0.1 silver-copper alloy is an alloy material which is used for improving the softening temperature (recrystallization temperature) and the creep strength of a material without reducing the electric conduction, the heat conduction and the shaping of the material by adding a small amount of silver into copper. The material has good wear resistance, conductivity and corrosion resistance, and the service life of the material is 2-4 times longer than that of common hard copper when the material is made into an electric vehicle wire; the alloy has the characteristics of good electric conduction, heat conduction, corrosion resistance, processability and the like, and can be welded and brazed; but the effective hardening effect of the material is not obvious, hydrogen disease is easily caused, and the material is not suitable for processing (annealing, welding and the like) and using in a high-temperature (such as 370 ℃) reducing atmosphere; therefore, cold hardening is generally employed to improve strength. The material is mainly used for manufacturing heat-resistant and conductive devices, such as motor commutator sheets, generator rotor conductors, spot welding electrodes, communication lines, lead wires, electronic tube materials and the like.
Alumina (Al O), also called alumina, corundum, alumina, industrial Al2O3Is made of bauxite (Al)2O3·3H2O) and diaspore or white amorphous powder prepared by a chemical method has a plurality of isomerous crystals, has the density of 3.5-3.9g/cm3, the melting point of 2050 ℃ and the boiling point of 2980 ℃ which are insoluble in water, are easily soluble in alkali and acid, can be used as dispersion strengthening phase particles of metal materials and are used for fusion casting in alloy materials.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a copper-based alloy material for a generator rotor conductor and a preparation method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a copper-based alloy material for a generator rotor conductor, which comprises the following components in percentage by weight: alumina: 0.3-1.1%, tin: 1 to 2.5 percent of the total weight of the alloy, less than or equal to 0.03 percent of inevitable impurity iron, less than or equal to 0.03 percent of inevitable impurity lead, and the balance of copper.
Further, the paint comprises the following components in percentage by weight: alumina: 0.3%, tin: 1 percent of iron which is an inevitable impurity and is less than or equal to 0.03 percent, lead which is an inevitable impurity and is less than or equal to 0.03 percent, and the balance of copper.
Further, the paint comprises the following components in percentage by weight: alumina: 0.5%, tin: 1.5 percent of the total weight of the alloy, less than or equal to 0.03 percent of the inevitable impurity iron, less than or equal to 0.03 percent of the inevitable impurity lead, and the balance of copper.
Further, the paint comprises the following components in percentage by weight: alumina: 0.8%, tin: 2 percent of iron which is an inevitable impurity and is less than or equal to 0.03 percent, lead which is an inevitable impurity and is less than or equal to 0.03 percent, and the balance of copper.
Further, the paint comprises the following components in percentage by weight: alumina: 1.1%, tin: 2.5 percent of the total weight of the alloy, less than or equal to 0.03 percent of inevitable impurity iron, less than or equal to 0.03 percent of inevitable impurity lead, and the balance of copper.
The invention also provides a method for preparing the copper-based alloy material for the generator rotor conductor, which comprises the following steps:
step one, adding electrolytic copper into a 300kg medium frequency electric furnace according to a proportion for smelting, and then adding a tin ingot into a smelting furnace according to a proportion;
adding alumina powder into the alloy solution after heat preservation according to a proportion, and starting a stirring device for mechanical stirring;
step three, detecting the components of the melted copper alloy water by using a Spipak direct-reading spectrometer to determine that the chemical components of the melted copper alloy water are within the range of national standard requirements;
opening a vibration device and a stirring device to vibrate and stir, opening casting and drawing equipment to cast and draw, and casting a blank section according to a preset product shape;
and step five, carrying out surface treatment on the cast blank section, further processing according to the specification and the size of a corresponding product, and packaging and warehousing after finishing.
Further, in the step one, after the electrolytic copper is added, the temperature is gradually increased to 1100 ℃, and the smelting time is 40-60 min.
Further, in the step one, after adding tin ingots, continuously smelting for 10-15min, preserving the temperature to 1080 ℃, and preserving the temperature for 20-30 min.
Further, in the second step, after adding the alumina powder, heating to 1150-1200 ℃; the stirring speed is 350r/min, the stirring time is 15min, and the temperature is reduced to 1050 ℃ after the stirring is finished.
Further, in the fourth step, the vibration frequency is 20-25 times/second, the stirring speed is 300r/min, the drawing speed is 20mm/min, and the casting temperature is 1050 ℃.
Compared with the prior art, the invention has the beneficial technical effects that: the invention selects the material with lower price, and the tin element is used for replacing the silver, thereby reducing the manufacturing cost of the material. Al O is added as dispersed particles of the alloy material, so that the strength and hardness of the material are improved while the conductivity of the alloy material is ensured, the effective hardening treatment effect of the material is improved, and the material can be used in an environment of 400 ℃; the service life of the material in the conductive component is improved.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the following embodiments of the present invention are described in further detail with reference to specific embodiments.
The copper-based alloy material for the generator rotor conductor provided by the invention comprises the following components in percentage by weight: alumina: 0.3-1.1%, tin: 1 to 2.5 percent of the total weight of the alloy, less than or equal to 0.03 percent of inevitable impurity iron, less than or equal to 0.03 percent of inevitable impurity lead, and the balance of copper.
Example 1
The aluminum oxide (Al O) comprises the following components in percentage by weight: 0.3%, tin (Sn): 1 percent, and the balance of copper (Cu). The raw material inevitably contains some impurities, and the invention requires that the weight percentage of the impurity iron (Fe) relative to the total raw material is less than 0.03 percent, and the weight percentage of the impurity lead (Pb) relative to the total raw material is also less than 0.03 percent. The method for preparing the copper-based alloy material for the generator rotor conductor comprises the following steps:
step one, adding electrolytic copper into a 300kg medium frequency electric furnace according to a proportion for smelting, gradually heating to 1100 ℃, and smelting for 40-60 min; adding tin ingots into a smelting furnace according to a proportion, continuously smelting for 10-15min, keeping the temperature to 1080 ℃, and keeping the temperature for 20-30 min;
adding alumina powder (the grain diameter is more than or equal to 30 microns and less than or equal to 110 microns) into the alloy solution after heat preservation according to a proportion, heating to 1150-1200 ℃, starting a stirring device for mechanical stirring at the stirring speed of 350r/min for 15min, and cooling to 1050 ℃ after stirring;
step three, detecting the components of the melted copper alloy water by using a Spipak direct-reading spectrometer to determine that the chemical components of the melted copper alloy water are within the range of national standard requirements;
step four, starting a vibration device and a stirring device, wherein the vibration frequency is 20-25 times/second, and the stirring speed is 300 r/min; starting casting and drawing equipment, wherein the drawing speed is 20 mm/min; casting a blank section according to a preset product shape, wherein the casting temperature is 1050 ℃;
and step five, carrying out surface treatment on the cast blank section, further processing according to the specification and the size of a corresponding product, and packaging and warehousing after finishing.
The property comparison of the copper-based alloy material prepared according to the method of example 1 with the material of TAg0.1 of the prior art is shown in Table 1, wherein the material is named LZCuSn1-0.3Al O.
TABLE 1 comparison of the properties of the copper base alloy material prepared in example 1 with those of the TAg0.1 material of the prior art
As can be seen from Table 1, the copper-based alloy material prepared according to the component proportion and the method disclosed by the invention has the advantages of reduced cost, improved tensile strength, improved elongation and hardness, wider use environment, better wear resistance and longer service life of the material in a conductive part.
Example 2
The aluminum oxide (Al O) comprises the following components in percentage by weight: 0.5%, tin (Sn): 1.5 percent, and the balance of copper (Cu). The raw material inevitably contains some impurities, and the invention requires that the weight percentage of the impurity iron (Fe) relative to the total raw material is less than 0.03 percent, and the weight percentage of the impurity lead (Pb) relative to the total raw material is also less than 0.03 percent. The method for preparing the copper-based alloy material for the generator rotor conductor comprises the following steps:
step one, adding electrolytic copper into a 300kg medium frequency electric furnace according to a proportion for smelting, gradually heating to 1100 ℃, and smelting for 40-60 min; adding tin ingots into a smelting furnace according to a proportion, continuously smelting for 10-15min, keeping the temperature to 1080 ℃, and keeping the temperature for 20-30 min;
adding alumina powder (the grain diameter is more than or equal to 30 microns and less than or equal to 110 microns) into the alloy solution after heat preservation according to a proportion, heating to 1150-1200 ℃, starting a stirring device for mechanical stirring at the stirring speed of 350r/min for 15min, and cooling to 1050 ℃ after stirring;
step three, detecting the components of the melted copper alloy water by using a Spipak direct-reading spectrometer to determine that the chemical components of the melted copper alloy water are within the range of national standard requirements;
step four, starting a vibration device and a stirring device, wherein the vibration frequency is 20-25 times/second, and the stirring speed is 300 r/min; starting casting and drawing equipment, wherein the drawing speed is 20 mm/min; casting a blank section according to a preset product shape, wherein the casting temperature is 1050 ℃;
and step five, carrying out surface treatment on the cast blank section, further processing according to the specification and the size of a corresponding product, and packaging and warehousing after finishing.
The property comparison of the copper base alloy material prepared by the method of example 2 with the material of TAg0.1 of the prior art is shown in Table 2, wherein the material is named LZCuSn1.5-0.5Al O.
TABLE 2 comparison of the properties of the copper base alloy material prepared in example 2 with those of the TAg0.1 material of the prior art
As can be seen from Table 2, the copper-based alloy material prepared according to the component proportion and the method disclosed by the invention has the advantages of reduced cost, improved tensile strength, improved elongation and hardness, wider use environment, better wear resistance and longer service life of the material in a conductive part.
Example 3
The aluminum oxide (Al O) comprises the following components in percentage by weight: 0.8%, tin (Sn): 2 percent, and the balance of copper (Cu). The raw material inevitably contains some impurities, and the invention requires that the weight percentage of the impurity iron (Fe) relative to the total raw material is less than 0.03 percent, and the weight percentage of the impurity lead (Pb) relative to the total raw material is also less than 0.03 percent. The method for preparing the copper-based alloy material for the generator rotor conductor comprises the following steps:
step one, adding electrolytic copper into a 300kg medium frequency electric furnace according to a proportion for smelting, gradually heating to 1100 ℃, and smelting for 40-60 min; adding tin ingots into a smelting furnace according to a proportion, continuously smelting for 10-15min, keeping the temperature to 1080 ℃, and keeping the temperature for 20-30 min;
adding alumina powder (the grain diameter is more than or equal to 30 microns and less than or equal to 110 microns) into the alloy solution after heat preservation according to a proportion, heating to 1150-1200 ℃, starting a stirring device for mechanical stirring at the stirring speed of 350r/min for 15min, and cooling to 1050 ℃ after stirring;
step three, detecting the components of the melted copper alloy water by using a Spipak direct-reading spectrometer to determine that the chemical components of the melted copper alloy water are within the range of national standard requirements;
step four, starting a vibration device and a stirring device, wherein the vibration frequency is 20-25 times/second, and the stirring speed is 300 r/min; starting casting and drawing equipment, wherein the drawing speed is 20 mm/min; casting a blank section according to a preset product shape, wherein the casting temperature is 1050 ℃;
and step five, carrying out surface treatment on the cast blank section, further processing according to the specification and the size of a corresponding product, and packaging and warehousing after finishing.
The property comparison of the copper-based alloy material prepared according to the method of example 3 with the material of TAg0.1 of the prior art is shown in Table 3, wherein the material is named LZCuSn2-0.8Al O.
Table 3 comparison of properties of the copper base alloy material prepared in example 3 with those of the prior art tag0.1 material
As can be seen from Table 3, the copper-based alloy material prepared according to the component proportion and the method disclosed by the invention has the advantages of reduced cost, improved tensile strength, improved elongation and hardness, wider use environment, better wear resistance and longer service life of the material in a conductive part.
Example 4
The aluminum oxide (Al O) comprises the following components in percentage by weight: 1.1%, tin (Sn): 2.5 percent, and the balance of copper (Cu). The raw material inevitably contains some impurities, and the invention requires that the weight percentage of the impurity iron (Fe) relative to the total raw material is less than 0.03 percent, and the weight percentage of the impurity lead (Pb) relative to the total raw material is also less than 0.03 percent. The method for preparing the copper-based alloy material for the generator rotor conductor comprises the following steps:
step one, adding electrolytic copper into a 300kg medium frequency electric furnace according to a proportion for smelting, gradually heating to 1100 ℃, and smelting for 40-60 min; adding tin ingots into a smelting furnace according to a proportion, continuously smelting for 10-15min, keeping the temperature to 1080 ℃, and keeping the temperature for 20-30 min;
adding alumina powder (the grain diameter is more than or equal to 30 microns and less than or equal to 110 microns) into the alloy solution after heat preservation according to a proportion, heating to 1150-1200 ℃, starting a stirring device for mechanical stirring at the stirring speed of 350r/min for 15min, and cooling to 1050 ℃ after stirring;
step three, detecting the components of the melted copper alloy water by using a Spipak direct-reading spectrometer to determine that the chemical components of the melted copper alloy water are within the range of national standard requirements;
step four, starting a vibration device and a stirring device, wherein the vibration frequency is 20-25 times/second, and the stirring speed is 300 r/min; starting casting and drawing equipment, wherein the drawing speed is 20 mm/min; casting a blank section according to a preset product shape, wherein the casting temperature is 1050 ℃;
and step five, carrying out surface treatment on the cast blank section, further processing according to the specification and the size of a corresponding product, and packaging and warehousing after finishing.
The property comparison of the copper base alloy material prepared by the method of example 4 and the material property of TAg0.1 of the prior art is shown in Table 4, wherein the material is named LZCuSn2.5-1.1Al O.
Table 4 comparison of properties of the copper base alloy material prepared in example 4 with those of the prior art tag0.1 material
As can be seen from Table 4, the copper-based alloy material prepared according to the component proportion and the method disclosed by the invention has the advantages of reduced cost, improved tensile strength, improved elongation and hardness, wider use environment, better wear resistance and longer service life of the material in a conductive part.
The above are merely preferred embodiments of the present invention, and are not intended to limit the scope of the invention; it is intended that the following claims be interpreted as including all such alterations, modifications, and equivalents as fall within the true spirit and scope of the invention.
Claims (10)
1. The copper-based alloy material for the generator rotor conductor is characterized by comprising the following components in percentage by weight: alumina: 0.3-1.1%, tin: 1 to 2.5 percent of the total weight of the alloy, less than or equal to 0.03 percent of inevitable impurity iron, less than or equal to 0.03 percent of inevitable impurity lead, and the balance of copper.
2. Copper base alloy material according to claim 1, characterized by consisting of the following components in weight percent: alumina: 0.3%, tin: 1 percent of iron which is an inevitable impurity and is less than or equal to 0.03 percent, lead which is an inevitable impurity and is less than or equal to 0.03 percent, and the balance of copper.
3. Copper base alloy material according to claim 1, characterized by consisting of the following components in weight percent: alumina: 0.5%, tin: 1.5 percent of the total weight of the alloy, less than or equal to 0.03 percent of the inevitable impurity iron, less than or equal to 0.03 percent of the inevitable impurity lead, and the balance of copper.
4. Copper base alloy material according to claim 1, characterized by consisting of the following components in weight percent: alumina: 0.8%, tin: 2 percent of iron which is an inevitable impurity and is less than or equal to 0.03 percent, lead which is an inevitable impurity and is less than or equal to 0.03 percent, and the balance of copper.
5. Copper base alloy material according to claim 1, characterized by consisting of the following components in weight percent: alumina: 1.1%, tin: 2.5 percent of the total weight of the alloy, less than or equal to 0.03 percent of inevitable impurity iron, less than or equal to 0.03 percent of inevitable impurity lead, and the balance of copper.
6. A method for preparing the copper-based alloy material for the generator rotor conductor, which is defined by any one of claims 1-5, is characterized by comprising the following steps:
step one, adding electrolytic copper into a 300kg medium frequency electric furnace according to a proportion for smelting, and then adding a tin ingot into a smelting furnace according to a proportion;
adding alumina powder into the alloy solution after heat preservation according to a proportion, and starting a stirring device for mechanical stirring;
step three, detecting the components of the melted copper alloy water by using a Spipak direct-reading spectrometer to determine that the chemical components of the melted copper alloy water are within the range of national standard requirements;
opening a vibration device and a stirring device to vibrate and stir, opening casting and drawing equipment to cast and draw, and casting a blank section according to a preset product shape;
and step five, carrying out surface treatment on the cast blank section, further processing according to the specification and the size of a corresponding product, and packaging and warehousing after finishing.
7. The method as claimed in claim 6, wherein in the first step, after the electrolytic copper is added, the temperature is gradually raised to 1100 ℃, and the smelting time is 40-60 min.
8. The method as claimed in claim 7, wherein in the step one, after the tin ingot is added, the smelting is continued for 10-15min, the temperature is kept to 1080 ℃, and the temperature is kept for 20-30 min.
9. The method according to claim 6, wherein in the second step, after the alumina powder is added, the temperature is raised to 1150-1200 ℃; the stirring speed is 350r/min, the stirring time is 15min, and the temperature is reduced to 1050 ℃ after the stirring is finished.
10. The method according to claim 6, wherein in the fourth step, the vibration frequency is 20 to 25 times/sec, the stirring speed is 300r/min, the drawing speed is 20mm/min, and the casting temperature is 1050 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010758325.1A CN111850343A (en) | 2020-07-31 | 2020-07-31 | Copper-based alloy material for generator rotor conductor and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010758325.1A CN111850343A (en) | 2020-07-31 | 2020-07-31 | Copper-based alloy material for generator rotor conductor and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111850343A true CN111850343A (en) | 2020-10-30 |
Family
ID=72953778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010758325.1A Pending CN111850343A (en) | 2020-07-31 | 2020-07-31 | Copper-based alloy material for generator rotor conductor and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111850343A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114934209A (en) * | 2021-03-08 | 2022-08-23 | 苏州列治埃盟新材料技术转移有限公司 | Copper-based alloy material for generator rotor conductor and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107419131A (en) * | 2017-08-07 | 2017-12-01 | 苏州列治埃盟新材料技术转移有限公司 | A kind of Cu-base composites for locomotive conductive parts and preparation method thereof |
| JP2018095912A (en) * | 2016-12-13 | 2018-06-21 | 日立金属株式会社 | Trolley wire and overhead wire |
| CN108588473A (en) * | 2018-05-30 | 2018-09-28 | 苏州列治埃盟新材料技术转移有限公司 | A kind of Cu alloy material of motor device and preparation method thereof |
| CN108754213A (en) * | 2018-05-30 | 2018-11-06 | 苏州列治埃盟新材料技术转移有限公司 | A kind of generator amature conductor copper-based alloy material and preparation method thereof |
-
2020
- 2020-07-31 CN CN202010758325.1A patent/CN111850343A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018095912A (en) * | 2016-12-13 | 2018-06-21 | 日立金属株式会社 | Trolley wire and overhead wire |
| CN107419131A (en) * | 2017-08-07 | 2017-12-01 | 苏州列治埃盟新材料技术转移有限公司 | A kind of Cu-base composites for locomotive conductive parts and preparation method thereof |
| CN108588473A (en) * | 2018-05-30 | 2018-09-28 | 苏州列治埃盟新材料技术转移有限公司 | A kind of Cu alloy material of motor device and preparation method thereof |
| CN108754213A (en) * | 2018-05-30 | 2018-11-06 | 苏州列治埃盟新材料技术转移有限公司 | A kind of generator amature conductor copper-based alloy material and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114934209A (en) * | 2021-03-08 | 2022-08-23 | 苏州列治埃盟新材料技术转移有限公司 | Copper-based alloy material for generator rotor conductor and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104946936B (en) | A kind of aerial condutor high conductivity rare earth duralumin monofilament material | |
| CN101828240B (en) | Aluminum electric wire for automobiles and process for producing the aluminum electric wire | |
| JP5320642B2 (en) | Copper alloy manufacturing method and copper alloy | |
| CN104894438B (en) | A kind of high conductivity heat-resisting aluminium alloy monofilament material and preparation method thereof | |
| CN101880799A (en) | Al-Fe-Zn-Mg rare earth alloy wire and preparation method thereof | |
| CN106636734B (en) | High-intensitive, highly conductive, high resistance to stress relaxation copper alloy elastic material and preparation method thereof | |
| CN100345988C (en) | High-strength electro-conductive copper alloy wire and production method thereof | |
| CN1932056A (en) | High temperature copper alloy for lead frame and its making process | |
| CN1940104A (en) | Copper alloy for lead-wire frame and its production | |
| CN106350698A (en) | Softening-resistant copper alloy, method for preparing same and application of softening-resistant copper alloy | |
| JPS633936B2 (en) | ||
| CN112030045B (en) | Hypoeutectic aluminum-silicon alloy and preparation method thereof | |
| CN103469007B (en) | Senior terminal connector copper alloy and its preparation method and application | |
| CN103898353A (en) | Copper alloy with high strength and high conductivity and preparation method thereof | |
| CN113674890B (en) | High-conductivity heat-resistant aluminum alloy monofilament and preparation method thereof | |
| CN111850343A (en) | Copper-based alloy material for generator rotor conductor and preparation method thereof | |
| CN109957677A (en) | A kind of Cu-Cr-Ag alloy wire and its preparation processing method | |
| CN109439955B (en) | Method for preparing high-strength and high-conductivity ultrafine-wire alloy material by adopting directional solidification | |
| CN114277280B (en) | Precipitation strengthening type tin brass alloy and preparation method thereof | |
| JPS58210140A (en) | Heat resistant conductive copper alloy | |
| CN107058809A (en) | A kind of automotive high voltage line aluminum-alloy conductor material, preparation method and application | |
| CN112126833A (en) | High-conductivity aluminum alloy and preparation method thereof | |
| CN111876630A (en) | Copper alloy material for motor equipment and preparation method thereof | |
| CN111575557B (en) | High-conductivity aluminum alloy and heat treatment process thereof | |
| CN113322394B (en) | High-performance bonded platinum alloy fine material for packaging and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201030 |