CN107828985A - Cu Cr Zr Ni Al copper alloys, wire rod and preparation method thereof - Google Patents
Cu Cr Zr Ni Al copper alloys, wire rod and preparation method thereof Download PDFInfo
- Publication number
- CN107828985A CN107828985A CN201711238143.6A CN201711238143A CN107828985A CN 107828985 A CN107828985 A CN 107828985A CN 201711238143 A CN201711238143 A CN 201711238143A CN 107828985 A CN107828985 A CN 107828985A
- Authority
- CN
- China
- Prior art keywords
- copper alloy
- product obtained
- subjected
- copper
- mass percent
- 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
- C22C9/06—Alloys based on copper with nickel or cobalt 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
- C22C1/02—Making non-ferrous alloys by melting
- C22C1/03—Making non-ferrous alloys by melting using master alloys
-
- 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
-
- 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
- C22F1/002—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working by rapid cooling or quenching; cooling agents used therefor
-
- 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
This application provides a kind of Cu Cr Zr Ni Al copper alloys, include the component of following mass percent：0.10%~0.70% Cr, 0.05%~0.50% Zr, 0.50%~2.00% Ni, 0.10%~0.50% Al, surplus are Cu and inevitable impurity.Disclosed herein as well is a kind of Cu Cr Zr Ni Al copper alloy wires.Disclosed herein as well is a kind of preparation method of Cu Cr Zr Ni Al copper alloy wires.The tensile strength of the copper alloy wire can reach 800MPa~950MPa, and elongation percentage is more than 5%, and 34%~48%IACS of electrical conductivity, 550 DEG C~600 DEG C of softening temperature, arc erosion loss is within 50mg.
Description
Technical field
The present invention relates to Cu alloy material technical field, more particularly, to a kind of Cu-Cr-Zr-Ni-Al copper alloys, wire rod
And preparation method thereof.
Background technology
Copper alloy is widely used in every field because of excellent combination properties such as its intensity, electric conductivity, wearabilities, than
Such as lead frame, welding electrode, switch contact, electric trains hollow wire.At present, high strength copper alloy mainly has beryllium copper, titanium
Copper etc., its electrical conductivity is relatively low, although and copper chromium alloy electrical conductivity can reach 70% even more high, but its intensity does not surpass typically
Cross 800MPa.For how while copper alloy intensity is improved and can keeps its electrical conductivity to decline few is a skill all the time
Art problem.
Mainly increase the intensity of copper alloy, such as addition Mg, Ag by adding microalloy element in industrial production at present
Usually reach the effect of solution strengthening with members such as Ti, add Cr and Zr to reach the effect of precipitation strength, while through Overheating Treatment
The intensity of copper alloy is further improved with the PROCESS FOR TREATMENT such as certain deformation.But the problem of certain also be present：A small amount of alloy
Element strengthens DeGrain；Substantial amounts of alloying element can deteriorate the electric conductivity of alloy；And copper conductor of the prior art
Electrical conductivity cannot concurrently reach high standard with intensity, and corrosion resistance is poor.
The strong interaction of nanometer precipitated phase and high density dislocation causes second-phase strength excellent effect, and hardening constituent is in itself
Structure and mechanical property and the overall performance that copper alloy can be also influenceed with the mismatch of matrix.Being directed to different performances will
Ask, suitable fortification system should be chosen.It is a kind of highly effective reinforcing means to be strengthened jointly using a variety of nanometer precipitated phases, together
When by reasonably designing composition, control each phase in version and separate out thermokinetics, arrange in pairs or groups and caused respectively with rational heat treating regime
Kind hardening constituent energy nano-diffusion separates out and keeps complete coherence or extremely low mismatch relation particularly important with matrix.Separately
Outside, deformation and heat-treating methods crystal grain thinning can improve firm intensity and toughness simultaneously, while reduce weld defect control coefficient.
The content of the invention
It is an object of the invention to provide a kind of Cu-Cr-Zr-Ni-Al copper alloys, the copper alloy has high intensity, height simultaneously
Electric conductivity, high-ductility, high temperature resistance softening and high resistance to arc erosion.Another object of the present invention is to provide a kind of Cu-
Cr-Zr-Ni-Al copper alloy wires.Another object of the present invention is to provide a kind of Cu-Cr-Zr-Ni-Al copper alloy wires
Preparation method.
To solve above-mentioned technical problem, technical scheme provided by the invention is：
A kind of Cu-Cr-Zr-Ni-Al copper alloys, include the component of following mass percent：0.10%~0.70% Cr,
0.05%~0.50% Zr, 0.50%~2.00% Ni, 0.10%~0.50% Al, surplus is for Cu and unavoidably
Impurity.
Preferably, included nickel element with aluminium element with NiAl phases or Ni3Al phases are present, and the 2≤(quality of nickel element
The mass percent of percentage/aluminium element)≤7.
Preferably, 0.67≤(mass percent of mass percent/zr element of chromium)≤5.
Preferably, (mass percent of mass percent+zr element of chromium)≤1%.
A kind of Cu-Cr-Zr-Ni-Al copper alloy wires, the copper alloy wire are the copper described in any one in above-mentioned
Alloy material.
A kind of preparation method of above-mentioned Cu-Cr-Zr-Ni-Al copper alloy wires, including the step of next coming in order progress：
Melting, vacuum level continuous casting, a drawing, solution treatment, redraing, an Ageing Treatment, three times drawing, at secondary ageing
Reason.
Preferably, comprise the following steps：
1) melting：Fine copper bar is melted using vacuum induction melting furnace, 1320 ± 10 DEG C is warming up to and ensures the fusing of fine copper bar, so
Add pure nickel, fine aluminium, Cu-Cr intermediate alloys and Cu-Zr intermediate alloys afterwards, be then down to until completely melted 1250 ± 10 DEG C and
More than 30min is incubated, vacuum is kept in whole fusion process in below 1Pa；
2) vacuum level continuous casting：Horizontal casting is carried out using graphite material crystallizer, during horizontal casting in holding furnace
Melt temperature be 1250 DEG C~1300 DEG C, drawing speed be 10mm/s~15mm/s, and pitch is 3mm/ times~5mm/ times, stopping
Time is 0.3s/ times~0.6s/ times, and water pressure of cooling water is 0.3Mpa~0.5Mpa, and cold in-water temperature is less than 30 DEG C, cooling
Water leaving water temperature is less than 55 DEG C, continual during continuously casting to be passed through nitrogen or argon gas progress continuous casting bar surface protection, obtains
To blank bar；
3) drawing：The blank bar that step 2) is obtained carries out a drawing process, and drawing general working rate is 40%~
60%, every time drawing working modulus is 15%~25%；
4) solution treatment：By the product obtained after a drawing of step 3) carry out solution treatment, solid solubility temperature be 950 DEG C~
1000 DEG C, quenched with room temperature water；
5) redraing：The product obtained after step 4) solution treatment is subjected to redraing processing, drawing general working rate
For 50%~70%, every time drawing working modulus is 15%~25%；
6) Ageing Treatment：The product obtained after the processing of step 5) redraing is subjected to an Ageing Treatment, 400
DEG C~500 DEG C at be incubated 0.5h~1.5h；
7) drawing three times：By the product obtained after Ageing Treatment of step 6) progress, drawing process, drawing always add three times
Work rate is 30%~50%, and every time drawing working modulus is 10%~20%；
8) secondary ageing is handled：By the product obtained after step 7) three times drawing carry out secondary ageing processing, 400 DEG C~
At 500 DEG C be incubated 3h~6h, after the completion of obtain Cu-Cr-Zr-Ni-Al copper alloy wires.
Brief description of the drawings
Fig. 1 is that the technological process of the preparation method of Cu-Cr-Zr-Ni-Al copper alloy wires provided in an embodiment of the present invention is shown
It is intended to.
Embodiment
For a further understanding of the present invention, the preferred embodiment of the invention is described with reference to embodiment, still
It should be appreciated that these descriptions simply further illustrate the feature and advantage of the present invention, rather than the limit to the claims in the present invention
System.
This application provides a kind of Cu-Cr-Zr-Ni-Al copper alloys, include the component of following mass percent：0.10%
~0.70% Cr, 0.05%~0.50% Zr, 0.50%~2.00% Ni, 0.10%~0.50% Al, surplus are
Cu and inevitable impurity.
In the application, Cr can significantly improve the intensity of alloy, the high temperature resistance property of softening and corrosion resisting property, but also result in conductance
Rate declines；Zr elements can improve the intensity and high temperature resistance softening performance of copper alloy, moreover it is possible to refine Cr phases；Al elements and Ni element energy
Enough form the Ni of a large amount of Dispersed precipitates3The nanoscale second phase particles such as Al, NiAl, Copper substrate distortion of lattice is reduced, improve and close
The electric conductivity of gold；And second phase particles can occur significant interaction with dislocation and improve alloy strength.With reference to the spy of each element
Sign, by the content and ratio that reasonably control each element so that above-mentioned copper alloy have simultaneously high intensity, conductance well,
The excellent comprehensive performances such as high temperature resistance softening, the strong, good percentage elongation of resistance to arc erosion.
In one embodiment of the application, in the copper alloy of the application, 2≤(mass percent/aluminium element of nickel element
Mass percent)≤7.When 2≤(mass percent of mass percent/aluminium element of nickel element)≤7, copper of the invention closes
The intensity of gold is optimal.Then have as (mass percent of mass percent/aluminium element of nickel element) ＞ 7, copper alloy timeliness compared with
More Ni elements can not combine to form the second phase with Al elements, stay and cause distortion of lattice in the base, so as to influence copper alloy
Electrical conductivity；As (mass percent of mass percent/aluminium element of nickel element) ＜ 2, then it can not form enough NiAl and strengthen
Phase, therefore influence the intensity of copper alloy.
In one embodiment of the application, in the copper alloy of the application, 0.67≤(mass percent/zirconium of chromium
The mass percent of element)≤5.(if the mass percent of mass percent/zr element of chromium)≤0.67, is solidifying
When can form continuous Cu in grain boundaries5Zr primary phases, the intensity of copper alloy can be reduced, when (mass percent/zirconium of chromium
The mass percent of element) >=5, then Zr elements to separate out Cr phases refining effect unobvious, can also influence its performance.
In one embodiment of the application, in the copper alloy of the application, (mass percent+zr element of chromium
Mass percent)≤1%.As (mass percent of mass percent+zr element of chromium) ＞ 1%, then its electricity can be influenceed
Conductance.
In fact, the number of above-mentioned copper alloying element any one component brings change to the performance of copper alloy.It is every kind of
Element has the function that each independent, but after this element is mutually combined, mutually excites, mutually promotes between element, acts synergistically
Clearly, the performances such as processing characteristics, the mechanical property of copper alloy are made to be significantly improved.
Present invention also provides a kind of Cu-Cr-Zr-Ni-Al copper alloy wires, the copper alloy wire is appointing in above-mentioned
Copper alloy material described in meaning one.
Present invention also provides a kind of preparation method of Cu-Cr-Zr-Ni-Al copper alloy wires, including next coming in order to be carried out
The step of：Melting, vacuum level continuous casting, a drawing, solution treatment, redraing, three times an Ageing Treatment, drawing, two
Secondary Ageing Treatment.
In one embodiment of the application, the preparation method of above-mentioned Cu-Cr-Zr-Ni-Al copper alloy wires, including
Following steps：
1) melting：Fine copper bar is melted using vacuum induction melting furnace, 1320 ± 10 DEG C is warming up to and ensures the fusing of fine copper bar, so
Add pure nickel, fine aluminium, Cu-Cr intermediate alloys and Cu-Zr intermediate alloys afterwards, be then down to until completely melted 1250 ± 10 DEG C and
More than 30min is incubated, vacuum is kept in whole fusion process in below 1Pa；
2) vacuum level continuous casting：Horizontal casting is carried out using graphite material crystallizer, during horizontal casting in holding furnace
Melt temperature be 1250 DEG C~1300 DEG C, drawing speed be 10mm/s~15mm/s, and pitch is 3mm/ times~5mm/ times, stopping
Time is 0.3s/ times~0.6s/ times, and water pressure of cooling water is 0.3Mpa~0.5Mpa, and cold in-water temperature is less than 30 DEG C, cooling
Water leaving water temperature is less than 55 DEG C, continual during continuously casting to be passed through nitrogen or argon gas progress continuous casting bar surface protection, obtains
To blank bar；
3) drawing：The blank bar that step 2) is obtained carries out a drawing process, and drawing general working rate is 40%~
60%, every time drawing working modulus is 15%~25%；
4) solution treatment：By the product obtained after a drawing of step 3) carry out solution treatment, solid solubility temperature be 950 DEG C~
1000 DEG C, quenched with room temperature water；
5) redraing：The product obtained after step 4) solution treatment is subjected to redraing processing, drawing general working rate
For 50%~70%, every time drawing working modulus is 15%~25%；
6) Ageing Treatment：The product obtained after the processing of step 5) redraing is subjected to an Ageing Treatment, 400
DEG C~500 DEG C at be incubated 0.5h~1.5h；
7) drawing three times：By the product obtained after Ageing Treatment of step 6) progress, drawing process, drawing always add three times
Work rate is 30%~50%, and every time drawing working modulus is 10%~20%；
8) secondary ageing is handled：By the product obtained after step 7) three times drawing carry out secondary ageing processing, 400 DEG C~
At 500 DEG C be incubated 3h~6h, after the completion of obtain Cu-Cr-Zr-Ni-Al copper alloy wires.
In this preparation method, blank bar carries out to drawing, solution treatment, a redraing successively, Ageing Treatment, three times
Drawing and finished products；Copper alloy, which carries out solution treatment, makes alloying element fully be solid-solution in matrix, caused by effectively eliminating stress
Defect；Cold deformation is carried out after solid solution, caused work-hardening effect improves the hardness of copper alloy, intensity；Cold deformation process
In the crystal defect such as caused dislocation, room, when making copper alloy Ageing Treatment, a large amount of Dispersed precipitates can be separated out in a short time
The equal nanoscale second phase particles of Cr phases, NiAl, Copper substrate distortion of lattice is reduced, improve the electric conductivity of copper alloy；And the
Secondary phase particle can occur significant interaction with dislocation and improve copper alloy intensity, and short time timeliness, energy are used after drawing
Precipitated phase is kept metastable state, can reach minimum with the mismatch of matrix, while the size of precipitated phase also can be more tiny.
It is an advantage of the current invention that according to copper self-characteristic, the metals such as chromium, zirconium, aluminium, nickel are added into copper, form one
Kind Novel copper alloy, it can be obtained higher while high electrical conductivity is kept by rational cold working and Technology for Heating Processing
The excellent combination property of the multiple performances such as intensity.The present invention devises on the basis of high-strength highly-conductive Cu-Cr-Zr copper alloys
One kind forms NiAl phases, while the copper alloy that and can is strengthened jointly with Precipitation Cr phases by adding trace of Al and Ni elements
System, reach the effect of biphase strengthening.Copper alloy precipitation of supersaturated solid solution in timeliness not only produces second-phase strength
Crystallite dimension can also be efficiently controlled；And under suitable institution of prescription, nano level precipitation Cr phases can have been kept with Copper substrate
Full coherence, the NiAl nanoscale precipitated phases of a large amount of Dispersed precipitates are separated out in a short time, reduce Copper substrate distortion of lattice, improve
The electric conductivity of copper alloy；And releasing characteristics can occur significant interaction with dislocation and improve copper alloy intensity, ensure that foot
Enough precipitating reinforcing effects, while plasticity is not reduced again.The application is strengthened by element and process strengthening so that above-mentioned copper alloy
Wire rod has the excellent combinations such as good high intensity, conductance, high temperature resistance softening, the strong, good percentage elongation of resistance to arc erosion simultaneously
Energy.
In summary, the component of the copper alloy wire of above-mentioned preparation is reasonable, and alloying level is high, and alloying element proportioning is suitable
When by special heat treatment and cold deformation method, substantial amounts of Cr phases and the equal high density of NiAl can be separated out in a short time
Nanoscale second phase particles, and minimum mismatch relation can be kept with Copper substrate, so as to prepare ultrafine nanometer precipitated phase
Two-phase enhancing copper alloy wire, the tensile strength of the copper alloy wire can reach 800-950MPa, and elongation percentage is more than 5%, electricity
Conductance 34%-48%IACS, 550-600 DEG C of softening temperature, arc erosion are lost within 50mg.
The present invention is not limited NM processing equipment in the above method and technological parameter, using in the art
Processing equipment known to technical staff and technological parameter.
For a further understanding of the present invention, with reference to embodiment to a kind of Cu-Cr-Zr-Ni-Al copper provided by the invention
Alloy, wire rod and preparation method thereof are described in detail, and protection scope of the present invention is not limited by the following examples.
Embodiment 1
A kind of Cu-Cr-Zr-Ni-Al copper alloy wires, the composition of the copper alloy wire are shown in Table the embodiment 1 in 1.
The preparation method of Cu-Cr-Zr-Ni-Al copper alloy wires in the present embodiment, comprises the following steps：
1) melting：Fine copper bar is melted using vacuum induction melting furnace, 1320 ± 10 DEG C is warming up to and ensures the fusing of fine copper bar, so
Add pure nickel, fine aluminium, Cu-Cr intermediate alloys and Cu-Zr intermediate alloys afterwards, be then down to until completely melted 1250 ± 10 DEG C and
More than 30min is incubated, vacuum is kept in whole fusion process in below 1Pa；
2) vacuum level continuous casting：Horizontal casting is carried out using graphite material crystallizer, during horizontal casting in holding furnace
Melt temperature be 1250~1300 DEG C, drawing speed 10mm/s, pitch be 4mm/ time, dwell time be 0.4s/ times, cool down
Water hydraulic pressure is 0.3Mpa, and cold in-water temperature is less than 30 DEG C, and cooling water leaving water temperature is less than 55 DEG C, continues during continuously casting
Constantly it is passed through nitrogen or argon gas carries out continuous casting bar surface protection, obtains blank bar, blank bar gauge lattice are Φ 12mm；
3) drawing：The blank bar that step 2) is obtained carries out a drawing process, and Φ 7mm are drawn to through 5 passages；
4) solution treatment：The product obtained after a drawing of step 3) is subjected to solution treatment, solid solubility temperature is 950 DEG C,
Solution time is 1h, is quenched with room temperature water；
5) redraing：The product obtained after step 4) solution treatment is subjected to redraing processing, through 10 passage drawings
To Φ 3mm；
6) Ageing Treatment：The product obtained after the processing of step 5) redraing is subjected to an Ageing Treatment, through 450
DEG C insulation 1h, realize eliminate portion of residual stress while promote precipitated phase low temperature lack time effect separate out；
7) drawing three times：The product obtained after Ageing Treatment of step 6) is subjected to drawing process three times, final drawing
To a diameter of 1mm；
8) secondary ageing is handled：The product obtained after step 7) three times drawing is subjected to secondary ageing processing, at 480 DEG C
Be incubated 5h, after the completion of obtain Cu-Cr-Zr-Ni-Al copper alloy wires.
Performance detection is sampled to Cu-Cr-Zr-Ni-Al copper alloy wires made from the present embodiment, the results are shown in Table 2.
Embodiment 2
A kind of Cu-Cr-Zr-Ni-Al copper alloy wires, the composition of the copper alloy wire are shown in Table the embodiment 2 in 1.
The preparation method of Cu-Cr-Zr-Ni-Al copper alloy wires in the present embodiment, comprises the following steps：
1) melting：Fine copper bar is melted using vacuum induction melting furnace, 1320 ± 10 DEG C is warming up to and ensures the fusing of fine copper bar, so
Add pure nickel, fine aluminium, Cu-Cr intermediate alloys and Cu-Zr intermediate alloys afterwards, be then down to until completely melted 1250 ± 10 DEG C and
More than 30min is incubated, vacuum is kept in whole fusion process in below 1Pa；
2) vacuum level continuous casting：Horizontal casting is carried out using graphite material crystallizer, during horizontal casting in holding furnace
Melt temperature be 1250~1300 DEG C, drawing speed 10mm/s, pitch be 4.5mm/ time, dwell time be 0.45s/ times,
Water pressure of cooling water is 0.3Mpa, and cold in-water temperature is less than 30 DEG C, and cooling water leaving water temperature is less than 55 DEG C, during continuously casting
It is continual to be passed through nitrogen or argon gas progress continuous casting bar surface protection, blank bar is obtained, blank bar gauge lattice are Φ 12mm；
3) drawing：The blank bar that step 2) is obtained carries out a drawing process, and it is Φ to be drawn to specification through 5 passages
7mm；
4) solution treatment：The product obtained after a drawing of step 3) is subjected to solution treatment, solid solubility temperature is 950 DEG C,
Solution time is 1h, is quenched with room temperature water；
5) redraing：The product obtained after step 4) solution treatment is subjected to redraing processing, through 12 passage drawings
To diameter 3mm；
6) Ageing Treatment：The product obtained after the processing of step 5) redraing is subjected to an Ageing Treatment, 450
1h is incubated at DEG C；
7) drawing three times：The product obtained after Ageing Treatment of step 6) is subjected to drawing process three times, final drawing
To a diameter of 1mm；
8) secondary ageing is handled：The product obtained after step 7) three times drawing is subjected to secondary ageing processing, at 500 DEG C
Be incubated 4.5h, after the completion of obtain Cu-Cr-Zr-Ni-Al copper alloy wires.
Performance detection is sampled to Cu-Cr-Zr-Ni-Al copper alloy wires made from the present embodiment, the results are shown in Table 2.
Embodiment 3
A kind of Cu-Cr-Zr-Ni-Al copper alloy wires, the composition of the copper alloy wire are shown in Table the embodiment 3 in 1.
The preparation method of Cu-Cr-Zr-Ni-Al copper alloy wires in the present embodiment, comprises the following steps：
1) melting：Fine copper bar is melted using vacuum induction melting furnace, 1320 ± 10 DEG C is warming up to and ensures the fusing of fine copper bar, so
Add pure nickel, fine aluminium, Cu-Cr intermediate alloys and Cu-Zr intermediate alloys afterwards, be then down to until completely melted 1250 ± 10 DEG C and
More than 30min is incubated, vacuum is kept in whole fusion process in below 1Pa；
2) vacuum level continuous casting：Horizontal casting is carried out using graphite material crystallizer, during horizontal casting in holding furnace
Melt temperature be 1250~1300 DEG C, drawing speed 12mm/s, pitch be 4.5mm/ time, dwell time be 0.5s/ times, it is cold
But water hydraulic pressure is 0.4Mpa, and cold in-water temperature is less than 30 DEG C, and cooling water leaving water temperature is less than 55 DEG C, is held during continuously casting
It is continuous to be constantly passed through nitrogen or argon gas progress continuous casting bar surface protection, blank bar is obtained, blank bar gauge lattice are Φ 12mm；
3) drawing：The blank bar that step 2) is obtained carries out a drawing process, and Φ 7mm are drawn to through 6 passages；
4) solution treatment：The product obtained after a drawing of step 3) is subjected to solution treatment, solid solubility temperature is 950 DEG C,
Solution time is 1.5h, is quenched with room temperature water；
5) redraing：The product obtained after step 4) solution treatment is subjected to redraing processing, through 12 passage drawings
To diameter 3mm；
6) Ageing Treatment：The product obtained after the processing of step 5) redraing is subjected to an Ageing Treatment, 450
0.5h is incubated at DEG C；
7) drawing three times：The product obtained after Ageing Treatment of step 6) is subjected to drawing process three times, final drawing
To a diameter of 1mm；
8) secondary ageing is handled：The product obtained after step 7) three times drawing is subjected to secondary ageing processing, at 450 DEG C
Be incubated 4h, after the completion of obtain Cu-Cr-Zr-Ni-Al copper alloy wires.
Performance detection is sampled to Cu-Cr-Zr-Ni-Al copper alloy wires made from the present embodiment, the results are shown in Table 2.
Embodiment 4
A kind of Cu-Cr-Zr-Ni-Al copper alloy wires, the composition of the copper alloy wire are shown in Table the embodiment 4 in 1.
The preparation method of Cu-Cr-Zr-Ni-Al copper alloy wires in the present embodiment, comprises the following steps：
1) melting：Fine copper bar is melted using vacuum induction melting furnace, 1320 ± 10 DEG C is warming up to and ensures the fusing of fine copper bar, so
Add pure nickel, fine aluminium, Cu-Cr intermediate alloys and Cu-Zr intermediate alloys afterwards, be then down to until completely melted 1250 ± 10 DEG C and
More than 30min is incubated, vacuum is kept in whole fusion process in below 1Pa；
2) vacuum level continuous casting：Horizontal casting is carried out using graphite material crystallizer, during horizontal casting in holding furnace
Melt temperature be 1250~1300 DEG C, drawing speed 15mm/s, pitch be 5mm/ time, dwell time be 0.6s/ times, cool down
Water hydraulic pressure is 0.5Mpa, and cold in-water temperature is less than 30 DEG C, and cooling water leaving water temperature is less than 55 DEG C, continues during continuously casting
Constantly it is passed through nitrogen or argon gas carries out continuous casting bar surface protection, obtains blank bar, blank bar gauge lattice are Φ 12mm；
3) drawing：The blank bar that step 2) is obtained carries out a drawing process, and Φ 7mm are drawn to through 4 passages；
4) solution treatment：The product obtained after a drawing of step 3) is subjected to solution treatment, solid solubility temperature is 950 DEG C,
Solution time is 1.5h, is quenched with room temperature water；
5) redraing：The product obtained after step 4) solution treatment is subjected to redraing processing, through 12 passage drawings
To diameter 3mm；
6) Ageing Treatment：The product obtained after the processing of step 5) redraing is subjected to an Ageing Treatment, 450
0.5h is incubated at DEG C；
7) drawing three times：The product obtained after Ageing Treatment of step 6) is subjected to drawing process three times, final drawing
To a diameter of 1mm；
8) secondary ageing is handled：The product obtained after step 7) three times drawing is subjected to secondary ageing processing, at 450 DEG C
Be incubated 5h, after the completion of obtain Cu-Cr-Zr-Ni-Al copper alloy wires.
Performance detection is sampled to Cu-Cr-Zr-Ni-Al copper alloy wires made from the present embodiment, the results are shown in Table 2.
Embodiment 5
A kind of Cu-Cr-Zr-Ni-Al copper alloy wires, the composition of the copper alloy wire are shown in Table the embodiment 5 in 1.
The preparation method of Cu-Cr-Zr-Ni-Al copper alloy wires in the present embodiment, comprises the following steps：
1) melting：Fine copper bar is melted using vacuum induction melting furnace, 1320 ± 10 DEG C is warming up to and ensures the fusing of fine copper bar, so
Add pure nickel, fine aluminium, Cu-Cr intermediate alloys and Cu-Zr intermediate alloys afterwards, be then down to until completely melted 1250 ± 10 DEG C and
More than 30min is incubated, vacuum is kept in whole fusion process in below 1Pa；
2) vacuum level continuous casting：Horizontal casting is carried out using graphite material crystallizer, during horizontal casting in holding furnace
Melt temperature be 1250~1300 DEG C, drawing speed 12mm/s, pitch be 5mm/ time, dwell time be 0.45s/ times, it is cold
But water hydraulic pressure is 0.3Mpa, and cold in-water temperature is less than 30 DEG C, and cooling water leaving water temperature is less than 55 DEG C, is held during continuously casting
It is continuous to be constantly passed through nitrogen or argon gas progress continuous casting bar surface protection, blank bar is obtained, blank bar gauge lattice are Φ 12mm；
3) drawing：The blank bar that step 2) is obtained carries out a drawing process, and Φ 7mm are drawn to through 5 passages；
4) solution treatment：The product obtained after a drawing of step 3) is subjected to solution treatment, solid solubility temperature is 950 DEG C,
Solution time is 2h, is quenched with room temperature water；
5) redraing：The product obtained after step 4) solution treatment is subjected to redraing processing, through 12 passage drawings
To diameter 3mm；
6) Ageing Treatment：The product obtained after the processing of step 5) redraing is subjected to an Ageing Treatment, 450
1h is incubated at DEG C；
7) drawing three times：The product obtained after Ageing Treatment of step 6) is subjected to drawing process three times, final drawing
To a diameter of 1mm；
8) secondary ageing is handled：The product obtained after step 7) three times drawing is subjected to secondary ageing processing, at 500 DEG C
Be incubated 3.5h, after the completion of obtain Cu-Cr-Zr-Ni-Al copper alloy wires.
Performance detection is sampled to Cu-Cr-Zr-Ni-Al copper alloy wires made from the present embodiment, the results are shown in Table 2.
Embodiment 6
A kind of Cu-Cr-Zr-Ni-Al copper alloy wires, the composition of the copper alloy wire are shown in Table the embodiment 6 in 1.
The preparation method of Cu-Cr-Zr-Ni-Al copper alloy wires in the present embodiment, comprises the following steps：
1) melting：Fine copper bar is melted using vacuum induction melting furnace, 1320 ± 10 DEG C is warming up to and ensures the fusing of fine copper bar, so
Add pure nickel, fine aluminium, Cu-Cr intermediate alloys and Cu-Zr intermediate alloys afterwards, be then down to until completely melted 1250 ± 10 DEG C and
More than 30min is incubated, vacuum is kept in whole fusion process in below 1Pa；
2) vacuum level continuous casting：Horizontal casting is carried out using graphite material crystallizer, during horizontal casting in holding furnace
Melt temperature be 1250~1300 DEG C, drawing speed 15mm/s, pitch be 5mm/ time, dwell time be 0.5s/ times, cool down
Water hydraulic pressure is 0.4Mpa, and cold in-water temperature is less than 30 DEG C, and cooling water leaving water temperature is less than 55 DEG C, continues during continuously casting
Constantly it is passed through nitrogen or argon gas carries out continuous casting bar surface protection, obtains blank bar, blank bar gauge lattice are Φ 12mm；
3) drawing：The blank bar that step 2) is obtained carries out a drawing process, and Φ 7mm are drawn to through 6 passages；
4) solution treatment：The product obtained after a drawing of step 3) is subjected to solution treatment, solid solubility temperature is 1000 DEG C,
Solution time is 1h, is quenched with room temperature water；
5) redraing：The product obtained after step 4) solution treatment is subjected to redraing processing, through 12 passage drawings
To diameter 3mm；
6) Ageing Treatment：The product obtained after the processing of step 5) redraing is subjected to an Ageing Treatment, 450
0.5h is incubated at DEG C, realizes that the low temperature lack time effect for promoting precipitated phase while eliminating portion of residual stress separates out；
7) drawing three times：The product obtained after Ageing Treatment of step 6) is subjected to drawing process three times, final drawing
To a diameter of 1mm；
8) secondary ageing is handled：The product obtained after step 7) three times drawing is subjected to secondary ageing processing, at 460 DEG C
Be incubated 4.5h, after the completion of obtain Cu-Cr-Zr-Ni-Al copper alloy wires.
Performance detection is sampled to Cu-Cr-Zr-Ni-Al copper alloy wires made from the present embodiment, the results are shown in Table 2.
Embodiment 7
A kind of Cu-Cr-Zr-Ni-Al copper alloy wires, the composition of the copper alloy wire are shown in Table the embodiment 7 in 1.
The preparation method of Cu-Cr-Zr-Ni-Al copper alloy wires in the present embodiment, comprises the following steps：
1) melting：Fine copper bar is melted using vacuum induction melting furnace, 1320 ± 10 DEG C is warming up to and ensures the fusing of fine copper bar, so
Add pure nickel, fine aluminium, Cu-Cr intermediate alloys and Cu-Zr intermediate alloys afterwards, be then down to until completely melted 1250 ± 10 DEG C and
More than 30min is incubated, vacuum is kept in whole fusion process in below 1Pa；
2) vacuum level continuous casting：Horizontal casting is carried out using graphite material crystallizer, during horizontal casting in holding furnace
Melt temperature be 1250~1300 DEG C, drawing speed 13mm/s, pitch be 4mm/ time, dwell time be 0.4s/ times, cool down
Water hydraulic pressure is 0.3Mpa, and cold in-water temperature is less than 30 DEG C, and cooling water leaving water temperature is less than 55 DEG C, continues during continuously casting
Constantly it is passed through nitrogen or argon gas carries out continuous casting bar surface protection, obtains blank bar, blank bar gauge lattice are Φ 12mm；
3) drawing：The blank bar that step 2) is obtained carries out a drawing process, and it is Φ to be drawn to specification through 5 passages
7mm；
4) solution treatment：The product obtained after a drawing of step 3) is subjected to solution treatment, solid solubility temperature is 950 DEG C,
Solution time is 1.5h, is quenched with room temperature water；
5) redraing：The product obtained after step 4) solution treatment is subjected to redraing processing, through 12 passage drawings
To diameter 3mm；
6) Ageing Treatment：The product obtained after the processing of step 5) redraing is subjected to an Ageing Treatment, 450
1h is incubated at DEG C, realizes that the low temperature lack time effect for promoting precipitated phase while eliminating portion of residual stress separates out；
7) drawing three times：The product obtained after Ageing Treatment of step 6) is subjected to drawing process three times, final drawing
To a diameter of 1mm；
8) secondary ageing is handled：The product obtained after step 7) three times drawing is subjected to secondary ageing processing, at 450 DEG C
Be incubated 3h, after the completion of obtain Cu-Cr-Zr-Ni-Al copper alloy wires.
Performance detection is sampled to Cu-Cr-Zr-Ni-Al copper alloy wires made from the present embodiment, the results are shown in Table 2.
Embodiment 8
A kind of Cu-Cr-Zr-Ni-Al copper alloy wires, the composition of the copper alloy wire are shown in Table the embodiment 8 in 1.
The preparation method of Cu-Cr-Zr-Ni-Al copper alloy wires in the present embodiment, comprises the following steps：
1) melting：Fine copper bar is melted using vacuum induction melting furnace, 1320 ± 10 DEG C is warming up to and ensures the fusing of fine copper bar, so
Add pure nickel, fine aluminium, Cu-Cr intermediate alloys and Cu-Zr intermediate alloys afterwards, be then down to until completely melted 1250 ± 10 DEG C and
More than 30min is incubated, vacuum is kept in whole fusion process in below 1Pa；
2) vacuum level continuous casting：Horizontal casting is carried out using graphite material crystallizer, during horizontal casting in holding furnace
Melt temperature be 1250~1300 DEG C, drawing speed 12mm/s, pitch be 4.5mm/ time, dwell time be 0.4s/ times, it is cold
But water hydraulic pressure is 0.4Mpa, and cold in-water temperature is less than 30 DEG C, and cooling water leaving water temperature is less than 55 DEG C, is held during continuously casting
It is continuous to be constantly passed through nitrogen or argon gas progress continuous casting bar surface protection, blank bar is obtained, blank bar gauge lattice are Φ 12mm；
3) drawing：The blank bar that step 2) is obtained carries out a drawing process, and Φ 7mm are drawn to through 5 passages；
4) solution treatment：The product obtained after a drawing of step 3) is subjected to solution treatment, solid solubility temperature is 950 DEG C,
Solution time is 2h, is quenched with room temperature water；
5) redraing：The product obtained after step 4) solution treatment is subjected to redraing processing, through 12 passage drawings
To diameter 3mm；
6) Ageing Treatment：The product obtained after the processing of step 5) redraing is subjected to an Ageing Treatment, 450
1h is incubated at DEG C, realizes that the low temperature lack time effect for promoting precipitated phase while eliminating portion of residual stress separates out；
7) drawing three times：The product obtained after Ageing Treatment of step 6) is subjected to drawing process three times, final drawing
To a diameter of 1mm；
8) secondary ageing is handled：The product obtained after step 7) three times drawing is subjected to secondary ageing processing, at 450 DEG C
Be incubated 6h, after the completion of obtain Cu-Cr-Zr-Ni-Al copper alloy wires.
Performance detection is sampled to Cu-Cr-Zr-Ni-Al copper alloy wires made from the present embodiment, the results are shown in Table 2.
Embodiment 9
A kind of Cu-Cr-Zr-Ni-Al copper alloy wires, the composition of the copper alloy wire are shown in Table the embodiment 9 in 1.
The preparation method of Cu-Cr-Zr-Ni-Al copper alloy wires in the present embodiment, comprises the following steps：
1) melting：Fine copper bar is melted using vacuum induction melting furnace, 1320 ± 10 DEG C is warming up to and ensures the fusing of fine copper bar, so
Add pure nickel, fine aluminium, Cu-Cr intermediate alloys and Cu-Zr intermediate alloys afterwards, be then down to until completely melted 1250 ± 10 DEG C and
More than 30min is incubated, vacuum is kept in whole fusion process in below 1Pa；
2) vacuum level continuous casting：Horizontal casting is carried out using graphite material crystallizer, during horizontal casting in holding furnace
Melt temperature be 1250~1300 DEG C, drawing speed 12mm/s, pitch be 5mm/ time, dwell time be 0.45s/ times, it is cold
But water hydraulic pressure is 0.5Mpa, and cold in-water temperature is less than 30 DEG C, and cooling water leaving water temperature is less than 55 DEG C, is held during continuously casting
It is continuous to be constantly passed through nitrogen or argon gas progress continuous casting bar surface protection, blank bar is obtained, blank bar gauge lattice are Φ 12mm；
3) drawing：The blank bar that step 2) is obtained carries out a drawing process, and Φ 7mm are drawn to through 6 passages；
4) solution treatment：The product obtained after a drawing of step 3) is subjected to solution treatment, solid solubility temperature is 950 DEG C,
Solution time is 1h, is quenched with room temperature water；
5) redraing：The product obtained after step 4) solution treatment is subjected to redraing processing, through 12 passage drawings
To diameter 3mm；
6) Ageing Treatment：The product obtained after the processing of step 5) redraing is subjected to an Ageing Treatment, 450
1h is incubated at DEG C, realizes that the low temperature lack time effect for promoting precipitated phase while eliminating portion of residual stress separates out；
7) drawing three times：The product obtained after Ageing Treatment of step 6) is subjected to drawing process three times, final drawing
To a diameter of 1mm；
8) secondary ageing is handled：The product obtained after step 7) three times drawing is subjected to secondary ageing processing, at 450 DEG C
Be incubated 6h, after the completion of obtain Cu-Cr-Zr-Ni-Al copper alloy wires.
Performance detection is sampled to Cu-Cr-Zr-Ni-Al copper alloy wires made from the present embodiment, the results are shown in Table 2.
Embodiment 10
A kind of Cu-Cr-Zr-Ni-Al copper alloy wires, the composition of the copper alloy wire are shown in Table the embodiment 10 in 1.
The preparation method of Cu-Cr-Zr-Ni-Al copper alloy wires in the present embodiment, comprises the following steps：
1) melting：Fine copper bar is melted using vacuum induction melting furnace, 1320 ± 10 DEG C is warming up to and ensures the fusing of fine copper bar, so
Add pure nickel, fine aluminium, Cu-Cr intermediate alloys and Cu-Zr intermediate alloys afterwards, be then down to until completely melted 1250 ± 10 DEG C and
More than 30min is incubated, vacuum is kept in whole fusion process in below 1Pa；
2) vacuum level continuous casting：Horizontal casting is carried out using graphite material crystallizer, during horizontal casting in holding furnace
Melt temperature be 1250~1300 DEG C, drawing speed 10mm/s, pitch be 4mm/ time, dwell time be 0.4s/ times, cool down
Water hydraulic pressure is 0.3Mpa, and cold in-water temperature is less than 30 DEG C, and cooling water leaving water temperature is less than 55 DEG C, continues during continuously casting
Constantly it is passed through nitrogen or argon gas carries out continuous casting bar surface protection, obtains blank bar, blank bar gauge lattice are Φ 12mm；
3) drawing：The blank bar that step 2) is obtained carries out a drawing process, and Φ 7mm are drawn to through 5 passages；
4) solution treatment：The product obtained after a drawing of step 3) is subjected to solution treatment, solid solubility temperature is 950 DEG C,
Solution time is 1h, is quenched with room temperature water；
5) redraing：The product obtained after step 4) solution treatment is subjected to redraing processing, through 12 passage drawings
To diameter 3mm；
6) Ageing Treatment：The product obtained after the processing of step 5) redraing is subjected to an Ageing Treatment, 450
1h is incubated at DEG C, realizes that the low temperature lack time effect for promoting precipitated phase while eliminating portion of residual stress separates out；
7) drawing three times：The product obtained after Ageing Treatment of step 6) is subjected to drawing process three times, final drawing
To a diameter of 1mm；
8) secondary ageing is handled：The product obtained after step 7) three times drawing is subjected to secondary ageing processing, at 500 DEG C
Be incubated 3.5h, after the completion of obtain Cu-Cr-Zr-Ni-Al copper alloy wires.
Performance detection is sampled to Cu-Cr-Zr-Ni-Al copper alloy wires made from the present embodiment, the results are shown in Table 2.
The embodiment 1-10 of table 1 copper alloy component prescription (unit is mass percent)
| Embodiment | Cr | Zr | Ni | Al | Cu |
| Embodiment 1 | 0.10 | 0.05 | 2.00 | 0.50 | Surplus |
| Embodiment 2 | 0.70 | 0.20 | 1.40 | 0.20 | Surplus |
| Embodiment 3 | 0.50 | 0.10 | 1.50 | 0.40 | Surplus |
| Embodiment 4 | 0.30 | 0.15 | 1.00 | 0.50 | Surplus |
| Embodiment 5 | 0.40 | 0.13 | 0.50 | 0.10 | Surplus |
| Embodiment 6 | 0.60 | 0.40 | 0.80 | 0.30 | Surplus |
| Embodiment 7 | 0.20 | 0.30 | 1.20 | 0.20 | Surplus |
| Embodiment 8 | 0.50 | 0.50 | 1.60 | 0.35 | Surplus |
| Embodiment 9 | 0.20 | 0.05 | 0.60 | 0.15 | Surplus |
| Embodiment 10 | 0.25 | 0.10 | 1.10 | 0.30 | Surplus |
The embodiment 1-10 of table 2 copper alloy wire performance table
The explanation of above example is only intended to help the method and its core concept for understanding the present invention.It should be pointed out that pair
For those skilled in the art, under the premise without departing from the principles of the invention, the present invention can also be carried out
Some improvement and modification, these are improved and modification is also fallen into the protection domain of the claims in the present invention.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications for these embodiments are it will be apparent that defined herein one for those skilled in the art
As principle can realize in other embodiments without departing from the spirit or scope of the present invention.Therefore, the present invention will
It will not be intended to be limited to the embodiments shown herein, and be to fit to consistent with principles disclosed herein and features of novelty
Widest range.
Claims (7)
1. a kind of Cu-Cr-Zr-Ni-Al copper alloys, it is characterised in that include the component of following mass percent：0.10%~
0.70% Cr, 0.05%~0.50% Zr, 0.50%~2.00% Ni, 0.10%~0.50% Al, surplus Cu
And inevitable impurity.
2. copper alloy according to claim 1, it is characterised in that included nickel element and aluminium element with NiAl phases or
Ni3Al phases are present, and 2≤(mass percent of mass percent/aluminium element of nickel element)≤7.
3. copper alloy according to claim 1, it is characterised in that 0.67≤(mass percent/zr element of chromium
Mass percent)≤5.
4. the copper alloy according to claim 1, it is characterised in that (quality hundred of mass percent+zr element of chromium
Fraction)≤1%.
5. a kind of Cu-Cr-Zr-Ni-Al copper alloy wires, it is characterised in that the copper alloy wire is in Claims 1 to 4
Any one described in Copper alloy material.
A kind of 6. preparation method of the Cu-Cr-Zr-Ni-Al copper alloy wires described in claim 5, it is characterised in that including with
Under the step of carrying out successively：Melting, vacuum level continuous casting, a drawing, solution treatment, redraing, Ageing Treatment, three
Secondary drawing, secondary ageing processing.
7. preparation method according to claim 6, it is characterised in that comprise the following steps：
1) melting：Fine copper bar is melted using vacuum induction melting furnace, 1320 ± 10 DEG C is warming up to and ensures the fusing of fine copper bar, Ran Houtian
Add pure nickel, fine aluminium, Cu-Cr intermediate alloys and Cu-Zr intermediate alloys, be then down to 1250 ± 10 DEG C until completely melted and be incubated
More than 30min, vacuum is kept in whole fusion process in below 1Pa；
2) vacuum level continuous casting：It is molten in holding furnace during horizontal casting using graphite material crystallizer progress horizontal casting
Liquid temperature degree is 1250 DEG C~1300 DEG C, and drawing speed is 10mm/s~15mm/s, and pitch is 3mm/ times~5mm/ times, dwell time
For 0.3s/ times~0.6s/ times, water pressure of cooling water is 0.3Mpa~0.5Mpa, and cold in-water temperature is less than 30 DEG C, and cooling water goes out
Coolant-temperature gage is less than 55 DEG C, continual during continuously casting to be passed through nitrogen or argon gas progress continuous casting bar surface protection, obtains hair
Base bar；
3) drawing：The blank bar that step 2) is obtained carries out a drawing process, and drawing general working rate is 40%~60%,
Every time drawing working modulus is 15%~25%；
4) solution treatment：The product obtained after a drawing of step 3) is subjected to solution treatment, solid solubility temperature is 950 DEG C~1000
DEG C, quenched with room temperature water；
5) redraing：The product obtained after step 4) solution treatment is subjected to redraing processing, drawing general working rate is
50%~70%, every time drawing working modulus is 15%~25%；
6) Ageing Treatment：Obtained product will carry out an Ageing Treatment after the processing of step 5) redraing, 400 DEG C~
0.5h~1.5h is incubated at 500 DEG C；
7) drawing three times：The product obtained after Ageing Treatment of step 6) is subjected to drawing process three times, drawing general working rate
For 30%~50%, every time drawing working modulus is 10%~20%；
8) secondary ageing is handled：The product obtained after step 7) three times drawing is subjected to secondary ageing processing, 400 DEG C~500
At DEG C be incubated 3h~6h, after the completion of obtain Cu-Cr-Zr-Ni-Al copper alloy wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711238143.6A CN107828985A (en) | 2017-11-30 | 2017-11-30 | Cu Cr Zr Ni Al copper alloys, wire rod and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711238143.6A CN107828985A (en) | 2017-11-30 | 2017-11-30 | Cu Cr Zr Ni Al copper alloys, wire rod and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107828985A true CN107828985A (en) | 2018-03-23 |
Family
ID=61646801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711238143.6A Pending CN107828985A (en) | 2017-11-30 | 2017-11-30 | Cu Cr Zr Ni Al copper alloys, wire rod and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107828985A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108728689A (en) * | 2018-07-09 | 2018-11-02 | 西峡龙成特种材料有限公司 | A kind of CuCrZrAl copper plate of crystallizer base material and its processing method for electromagnetic agitation |
| CN110284025A (en) * | 2019-07-29 | 2019-09-27 | 江西省鹰潭铜产业工程技术研究中心 | A kind of aluminum-bronze material and preparation method thereof |
| CN110306077A (en) * | 2019-07-24 | 2019-10-08 | 宁波兴业盛泰集团有限公司 | A kind of electric connector Vulcan metal and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1598021A (en) * | 2003-07-09 | 2005-03-23 | 日矿金属加工株式会社 | High strength high conductive copper alloy with good extensibility |
| JP2008088558A (en) * | 2007-10-17 | 2008-04-17 | Nikko Kinzoku Kk | High-strength and high-conductivity copper alloy with excellent ductility |
| CN101348874A (en) * | 2008-09-08 | 2009-01-21 | 河南科技大学 | High performance copper-based alloy material and preparation thereof |
| CN105568047A (en) * | 2015-12-29 | 2016-05-11 | 宁波博威合金材料股份有限公司 | High-strength, high-elasticity and high-conductivity copper alloy |
| CN106591753A (en) * | 2016-12-08 | 2017-04-26 | 北京科技大学 | Short-flow preparing and processing process for copper-chromium-zirconium alloy high-speed rail contact wire |
-
2017
- 2017-11-30 CN CN201711238143.6A patent/CN107828985A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1598021A (en) * | 2003-07-09 | 2005-03-23 | 日矿金属加工株式会社 | High strength high conductive copper alloy with good extensibility |
| JP2008088558A (en) * | 2007-10-17 | 2008-04-17 | Nikko Kinzoku Kk | High-strength and high-conductivity copper alloy with excellent ductility |
| CN101348874A (en) * | 2008-09-08 | 2009-01-21 | 河南科技大学 | High performance copper-based alloy material and preparation thereof |
| CN105568047A (en) * | 2015-12-29 | 2016-05-11 | 宁波博威合金材料股份有限公司 | High-strength, high-elasticity and high-conductivity copper alloy |
| CN106591753A (en) * | 2016-12-08 | 2017-04-26 | 北京科技大学 | Short-flow preparing and processing process for copper-chromium-zirconium alloy high-speed rail contact wire |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108728689A (en) * | 2018-07-09 | 2018-11-02 | 西峡龙成特种材料有限公司 | A kind of CuCrZrAl copper plate of crystallizer base material and its processing method for electromagnetic agitation |
| CN110306077A (en) * | 2019-07-24 | 2019-10-08 | 宁波兴业盛泰集团有限公司 | A kind of electric connector Vulcan metal and preparation method thereof |
| CN110306077B (en) * | 2019-07-24 | 2021-12-03 | 宁波兴业盛泰集团有限公司 | Corrosion-resistant copper alloy for electric connector and preparation method thereof |
| CN110284025A (en) * | 2019-07-29 | 2019-09-27 | 江西省鹰潭铜产业工程技术研究中心 | A kind of aluminum-bronze material and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109355525B (en) | Multi-scale multi-element high-strength high-conductivity copper chromium zirconium alloy material and preparation method thereof | |
| CN109022896B (en) | High-strength high-conductivity heat-resistant Cu-Fe-Y-Mg alloy material with electromagnetic wave shielding performance and preparation method thereof | |
| CN101531149B (en) | Preparation method of overlength Cu-Cr-Zr alloyed contact line | |
| CN104975211B (en) | Strength aluminum alloy conductive monofilament in a kind of high conductivity heat treatment type | |
| CN103966475B (en) | A kind of copper chromium titanium alloy osculatory and preparation method thereof | |
| WO2018045695A1 (en) | Softening resistant copper alloy, preparation method, and application thereof | |
| CN108300879A (en) | Electric vehicle bus-bars conductor Al-Mg-Si alloy thin plate preparation process | |
| CN103898425A (en) | Composite heat treatment method applicable to Cu-Cr-Zr alloy wire | |
| CN104439761B (en) | Drawing process in nickel base welding wire preparation | |
| CN108342611A (en) | A kind of preparation method of high-strength copper based alloy blank | |
| CN107828985A (en) | Cu Cr Zr Ni Al copper alloys, wire rod and preparation method thereof | |
| CN111424224A (en) | Preparation method of high-strength high-toughness conductive copper alloy strip | |
| CN109722560B (en) | ZrC reinforced Cu-Fe-based composite material and preparation method thereof | |
| CN113699397B (en) | Preparation process of copper alloy material for short-process lead frame | |
| WO2020228503A1 (en) | High-strength and high-conductivity cu-ag-sc alloy and preparation method therefor | |
| CN109735741B (en) | Multiphase reinforced copper alloy for electronic packaging and preparation method thereof | |
| CN112853149A (en) | Copper-nickel-silicon-aluminum alloy and preparation method thereof | |
| CN108467966A (en) | A kind of Cu alloy material and preparation method thereof | |
| CN111001964A (en) | Preparation method and welding process of high-temperature corrosion resistant nickel-based solid welding wire for petrochemical equipment | |
| KR102640850B1 (en) | Titanium copper alloy strip containing Nb and Al and method for producing the same | |
| CN112264732B (en) | Welding wire for copper/steel dissimilar welding, preparation method of welding wire and copper/steel dissimilar welding method | |
| JP6730784B2 (en) | Cu-Ni-Co-Si alloy for electronic parts | |
| CN113969364B (en) | High-strength high-conductivity copper-niobium alloy and preparation method thereof | |
| CN112322987B (en) | Ultrahigh-strength steel wire for electric arc additive manufacturing and preparation method | |
| CN108774700A (en) | A kind of high-performance CuNiSiTiBMg series elastic copper alloys 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 |