CN108866381A - A kind of copper alloy with high strength and high conductivity wire rod and preparation method thereof - Google Patents
A kind of copper alloy with high strength and high conductivity wire rod and preparation method thereof Download PDFInfo
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- CN108866381A CN108866381A CN201810813833.8A CN201810813833A CN108866381A CN 108866381 A CN108866381 A CN 108866381A CN 201810813833 A CN201810813833 A CN 201810813833A CN 108866381 A CN108866381 A CN 108866381A
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- copper
- alloy
- intermediate alloy
- wire rod
- high strength
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- 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
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- 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
- C22C1/02—Making non-ferrous alloys by melting
- C22C1/03—Making non-ferrous alloys by melting using master alloys
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/08—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of copper or alloys based thereon
Abstract
The present invention provides a kind of copper alloy with high strength and high conductivity wire rods, it consists of the following components in percentage by mass, chromium 0.2-0.6%, zirconium 0.05-0.07%, molybdenum 0.07-0.08%, titanium 0.006-0.09%, tin 0.008-0.09%, magnesium 0.005-0.07%, niobium 0.008-0.01%, indium 0.006-0.007%, surplus are copper.Copper alloy with high strength and high conductivity wire rod of the present invention, when being greater than 10% elongation percentage, tensile strength is greater than 450MPa and conductivity is greater than 86%IACS, has good flexibility, long service life.The present invention also provides the preparation method of the copper alloy with high strength and high conductivity wire rod, the preparation method is easily operated, feasible, production cost is low, the production suitable for small batch copper alloy with high strength and high conductivity wire rod.
Description
Technical field
The present invention relates to technical field of metal material, more particularly to a kind of copper alloy with high strength and high conductivity wire rod and its preparation side
Method.
Background technique
Copper and copper alloy have the good good characteristics such as conductive, thermally conductive, corrosion-resistant, thus it is each to be widely used in each row
Industry, such as conductor material, heat exchange material, the blaster fuse frame material in high-strength magnetic field, contact wire etc., with new high-tech industry
Development requires the comprehensive performance of copper and copper alloy higher and higher.Copper alloy with high strength and high conductivity be required to have simultaneously it is high-intensitive and
High conductivity (intensity be greater than 500MPa, conductivity be greater than 80%IACS), however the pure metal of high conductivity be usually quite it is soft,
Such as copper, silver, aluminium etc..It is always shifting between the high intensity and high conductivity of presently used copper alloy, therefore how to balance
The high intensity and high conductivity of copper alloy are current high performance Cu alloy material urgent problems to be solved.
Summary of the invention
In view of the above technical problems, the purpose of the present invention is to provide a kind of copper alloy with high strength and high conductivity wire rod and its preparation sides
Method.
The technical solution adopted by the present invention is that：
A kind of copper alloy with high strength and high conductivity wire rod, consists of the following components in percentage by mass, chromium 0.2-0.6%, zirconium 0.05-
0.07%, molybdenum 0.07-0.08%, titanium 0.006-0.09%, tin 0.008-0.09%, magnesium 0.005-0.07%, niobium 0.008-
0.01%, indium 0.006-0.007%, surplus is copper.
Copper alloy with high strength and high conductivity wire rod of the present invention, wherein consist of the following components in percentage by mass, chromium 0.3-
0.5%, zirconium 0.05-0.06%, molybdenum 0.07%, titanium 0.006-0.07%, tin 0.09%, magnesium 0.006-0.07%, niobium 0.009-
0.01%, indium 0.006-0.007%, surplus is copper.
Copper alloy with high strength and high conductivity wire rod of the present invention, wherein consist of the following components in percentage by mass, chromium
0.3%, zirconium 0.06%, molybdenum 0.07%, titanium 0.006%, tin 0.09%, magnesium 0.006%, niobium 0.009%, indium 0.006%, surplus
For copper.
Copper alloy with high strength and high conductivity wire rod of the present invention, wherein consist of the following components in percentage by mass, chromium
0.5%, zirconium 0.05%, molybdenum 0.08%, titanium 0.006%, tin 0.008%, magnesium 0.07%, niobium 0.01%, indium 0.007%, surplus
For copper.
The preparation method of copper alloy with high strength and high conductivity wire rod of the present invention, includes the following steps：
(1) ingredient：Among the high-purity copper ingot of component requirements preparation raw material, copper chromium intermediate alloy, copper zirconium intermediate alloy, copper-molybdenum
Alloy, copper titanium intermediate alloy, copper and tin intermediate alloy, copper magnesium intermediate alloy, copper niobium intermediate alloy and copper and indium intermediate alloy；
(2) melting：Copper ingot described in step (1) is first added in vacuum melting furnace, raises the temperature to 1100-1250
DEG C, after the copper ingot is completely melt, sequentially add copper chromium intermediate alloy described in step (1), copper zirconium intermediate alloy, in copper-molybdenum
Between alloy, copper titanium intermediate alloy, copper and tin intermediate alloy, copper magnesium intermediate alloy, copper niobium intermediate alloy and copper and indium intermediate alloy, stirring
And 1.0-1.5h is kept the temperature, then vacuum cooled, is made copper alloy ingot；
(3) continuous casting：Vacuum continuous casting furnace is warming up to 1000-1200 DEG C, vacuum degree is 1.5 × 10-2After Pa, step is added
Suddenly copper alloy ingot described in (2) is melted, and refines 30-40min, starts continuously casting, and the speed of continuously casting is 40-
50mm/min is casting continuously to form copper alloy bar；
(4) wire drawing：Copper alloy bar described in step (2) is subjected to one direction wire drawing, always from a side in drawing process
Attenuate to drawing.
The preparation method of copper alloy with high strength and high conductivity wire rod of the present invention, wherein copper alloy bar described in step (3)
Diameter is 10-25mm.
The preparation method of copper alloy with high strength and high conductivity wire rod of the present invention, wherein used in drawing process in step (4)
The method of online annealing, the voltage of online annealing are 50-60V, speed 600-700m/min.
Beneficial effect of the present invention：
Copper alloy with high strength and high conductivity wire rod of the present invention, when being greater than 10% elongation percentage, tensile strength is greater than 450MPa
It is greater than 86%IACS with conductivity, there is good flexibility, long service life.
The preparation method of copper alloy with high strength and high conductivity wire rod of the present invention, the preparation method is easily operated, feasible, production
Production at low cost, suitable for small batch copper alloy with high strength and high conductivity wire rod.
Below in conjunction with specific embodiment, the invention will be further described.
Specific embodiment
Embodiment 1
A kind of copper alloy with high strength and high conductivity wire rod, consists of the following components in percentage by mass, chromium 0.3%, zirconium 0.06%, molybdenum
0.07%, titanium 0.006%, tin 0.09%, magnesium 0.006%, niobium 0.009%, indium 0.006%, surplus is copper.
The preparation method of copper alloy with high strength and high conductivity wire rod, includes the following steps described in the present embodiment：
(1) ingredient：Among the high-purity copper ingot of component requirements preparation raw material, copper chromium intermediate alloy, copper zirconium intermediate alloy, copper-molybdenum
Alloy, copper titanium intermediate alloy, copper and tin intermediate alloy, copper magnesium intermediate alloy, copper niobium intermediate alloy and copper and indium intermediate alloy；
(2) melting：Copper ingot described in step (1) is first added in vacuum melting furnace, raises the temperature to 1100-1250
DEG C, after the copper ingot is completely melt, sequentially add copper chromium intermediate alloy described in step (1), copper zirconium intermediate alloy, in copper-molybdenum
Between alloy, copper titanium intermediate alloy, copper and tin intermediate alloy, copper magnesium intermediate alloy, copper niobium intermediate alloy and copper and indium intermediate alloy, stirring
And 1.2h is kept the temperature, then vacuum cooled, is made copper alloy ingot；
(3) continuous casting：Vacuum continuous casting furnace is warming up to 1000-1200 DEG C, vacuum degree is 1.5 × 10-2After Pa, step is added
Suddenly copper alloy ingot described in (2) is melted, and refines 30min, starts continuously casting, and the speed of continuously casting is 50mm/min,
It is casting continuously to form copper alloy bar, the diameter of the copper alloy bar is 10-25mm；
(4) wire drawing：Copper alloy bar described in step (2) is subjected to one direction wire drawing, always from a side in drawing process
Attenuate to drawing, the method that online annealing is used in drawing process achievees the effect that timeliness, and the voltage of online annealing is 60V, speed
Degree is 600m/min.
Embodiment 2
A kind of copper alloy with high strength and high conductivity wire rod, consists of the following components in percentage by mass, chromium 0.5%, zirconium 0.05%, molybdenum
0.08%, titanium 0.006%, tin 0.008%, magnesium 0.07%, niobium 0.01%, indium 0.007%, surplus is copper.
The preparation method of copper alloy with high strength and high conductivity wire rod, includes the following steps described in the present embodiment：
(1) ingredient：Among the high-purity copper ingot of component requirements preparation raw material, copper chromium intermediate alloy, copper zirconium intermediate alloy, copper-molybdenum
Alloy, copper titanium intermediate alloy, copper and tin intermediate alloy, copper magnesium intermediate alloy, copper niobium intermediate alloy and copper and indium intermediate alloy；
(2) melting：Copper ingot described in step (1) is first added in vacuum melting furnace, raises the temperature to 1100-1250
DEG C, after the copper ingot is completely melt, sequentially add copper chromium intermediate alloy described in step (1), copper zirconium intermediate alloy, in copper-molybdenum
Between alloy, copper titanium intermediate alloy, copper and tin intermediate alloy, copper magnesium intermediate alloy, copper niobium intermediate alloy and copper and indium intermediate alloy, stirring
And 1.5h is kept the temperature, then vacuum cooled, is made copper alloy ingot；
(3) continuous casting：Vacuum continuous casting furnace is warming up to 1000-1200 DEG C, vacuum degree is 1.5 × 10-2After Pa, step is added
Suddenly copper alloy ingot described in (2) is melted, and refines 40min, starts continuously casting, and the speed of continuously casting is 40mm/min,
It is casting continuously to form copper alloy bar, the diameter of the copper alloy bar is 10-25mm；
(4) wire drawing：Copper alloy bar described in step (2) is subjected to one direction wire drawing, always from a side in drawing process
Attenuate to drawing, the method that online annealing is used in drawing process achievees the effect that timeliness, and the voltage of online annealing is 50V, speed
Degree is 700m/min.
Embodiment described above only describe the preferred embodiments of the invention, not to model of the invention
It encloses and is defined, without departing from the spirit of the design of the present invention, those of ordinary skill in the art are to technical side of the invention
The various changes and improvements that case is made should all be fallen into the protection scope that claims of the present invention determines.
Claims (7)
1. a kind of copper alloy with high strength and high conductivity wire rod, it is characterised in that：It consists of the following components in percentage by mass, chromium 0.2-
0.6%, zirconium 0.05-0.07%, molybdenum 0.07-0.08%, titanium 0.006-0.09%, tin 0.008-0.09%, magnesium 0.005-
0.07%, niobium 0.008-0.01%, indium 0.006-0.007%, surplus are copper.
2. copper alloy with high strength and high conductivity wire rod according to claim 1, it is characterised in that：By the component of following mass percent
Composition, chromium 0.3-0.5%, zirconium 0.05-0.06%, molybdenum 0.07%, titanium 0.006-0.07%, tin 0.09%, magnesium 0.006-
0.07%, niobium 0.009-0.01%, indium 0.006-0.007%, surplus are copper.
3. copper alloy with high strength and high conductivity wire rod according to claim 1 or 2, it is characterised in that：By following mass percent
Group is grouped as, chromium 0.3%, zirconium 0.06%, molybdenum 0.07%, titanium 0.006%, tin 0.09%, magnesium 0.006%, niobium 0.009%, indium
0.006%, surplus is copper.
4. copper alloy with high strength and high conductivity wire rod according to claim 1 or 2, it is characterised in that：By following mass percent
Group is grouped as, chromium 0.5%, zirconium 0.05%, molybdenum 0.08%, titanium 0.006%, tin 0.008%, magnesium 0.07%, niobium 0.01%, indium
0.007%, surplus is copper.
5. the preparation method of copper alloy with high strength and high conductivity wire rod described in claim 1-4 any one, it is characterised in that：Including with
Lower step：
(1) ingredient：Prepare the high-purity copper ingot of raw material, copper chromium intermediate alloy, copper zirconium intermediate alloy, the conjunction of copper-molybdenum centre by component requirements
Gold, copper titanium intermediate alloy, copper and tin intermediate alloy, copper magnesium intermediate alloy, copper niobium intermediate alloy and copper and indium intermediate alloy；
(2) melting：Copper ingot described in step (1) is first added in vacuum melting furnace, raises the temperature to 1100-1250 DEG C, institute
It states after copper ingot is completely melt, sequentially adds copper chromium intermediate alloy described in step (1), copper zirconium intermediate alloy, closes among copper-molybdenum
Gold, copper titanium intermediate alloy, copper and tin intermediate alloy, copper magnesium intermediate alloy, copper niobium intermediate alloy and copper and indium intermediate alloy, stir and protect
Warm 1.0-1.5h, then vacuum cooled, is made copper alloy ingot；
(3) continuous casting：Vacuum continuous casting furnace is warming up to 1000-1200 DEG C, vacuum degree is 1.5 × 10-2After Pa, step is added
(2) copper alloy ingot described in is melted, and 30-40min is refined, and starts continuously casting, and the speed of continuously casting is 40-50mm/
Min is casting continuously to form copper alloy bar；
(4) wire drawing：Copper alloy bar described in step (2) is subjected to one direction wire drawing, is drawn always from a direction in drawing process
System attenuates.
6. the preparation method of copper alloy with high strength and high conductivity wire rod according to claim 5, it is characterised in that：Institute in step (3)
The diameter for stating copper alloy bar is 10-25mm.
7. the preparation method of copper alloy with high strength and high conductivity wire rod according to claim 5 or 6, it is characterised in that：In step (4)
The method that online annealing is used in drawing process, the voltage of online annealing are 50-60V, speed 600-700m/min.
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| CN201810813833.8A CN108866381A (en) | 2018-07-23 | 2018-07-23 | A kind of copper alloy with high strength and high conductivity wire rod and preparation method thereof |
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| CN201810813833.8A CN108866381A (en) | 2018-07-23 | 2018-07-23 | A kind of copper alloy with high strength and high conductivity wire rod and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110607468A (en) * | 2019-09-06 | 2019-12-24 | 安徽广宇电子材料有限公司 | Production process method of copper-tin alloy bonding wire |
| CN111926212A (en) * | 2020-08-28 | 2020-11-13 | 湖南工程学院 | Production process of superfine oxygen-free copper-silver alloy wire for electronics and electrics |
| CN114713650A (en) * | 2022-03-31 | 2022-07-08 | 江阴电工合金股份有限公司 | Production process and device of high-ductility and high-softening-resistance copper-chromium-zirconium contact line |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1856588A (en) * | 2003-09-19 | 2006-11-01 | 住友金属工业株式会社 | Copper alloy and method for production thereof |
| CN105970016A (en) * | 2016-05-06 | 2016-09-28 | 河南理工大学 | High-conductivity bend-resistant copper alloy wire for transmission and preparation method thereof |
| CN108018440A (en) * | 2017-12-25 | 2018-05-11 | 浙江力博实业股份有限公司 | A kind of preparation method of copper alloy with high strength and high conductivity silk material |
-
2018
- 2018-07-23 CN CN201810813833.8A patent/CN108866381A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1856588A (en) * | 2003-09-19 | 2006-11-01 | 住友金属工业株式会社 | Copper alloy and method for production thereof |
| CN105970016A (en) * | 2016-05-06 | 2016-09-28 | 河南理工大学 | High-conductivity bend-resistant copper alloy wire for transmission and preparation method thereof |
| CN108018440A (en) * | 2017-12-25 | 2018-05-11 | 浙江力博实业股份有限公司 | A kind of preparation method of copper alloy with high strength and high conductivity silk material |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110607468A (en) * | 2019-09-06 | 2019-12-24 | 安徽广宇电子材料有限公司 | Production process method of copper-tin alloy bonding wire |
| CN111926212A (en) * | 2020-08-28 | 2020-11-13 | 湖南工程学院 | Production process of superfine oxygen-free copper-silver alloy wire for electronics and electrics |
| CN114713650A (en) * | 2022-03-31 | 2022-07-08 | 江阴电工合金股份有限公司 | Production process and device of high-ductility and high-softening-resistance copper-chromium-zirconium contact line |
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Application publication date: 20181123 |
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