CN109338161B - Cubic texture nickel alloy base band and preparation method thereof - Google Patents
Cubic texture nickel alloy base band and preparation method thereof Download PDFInfo
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- CN109338161B CN109338161B CN201811540798.3A CN201811540798A CN109338161B CN 109338161 B CN109338161 B CN 109338161B CN 201811540798 A CN201811540798 A CN 201811540798A CN 109338161 B CN109338161 B CN 109338161B
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/03—Alloys based on nickel or cobalt based on nickel
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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
- C22C1/023—Alloys based on nickel
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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
- C22F1/02—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working in inert or controlled atmosphere or vacuum
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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
- C22F1/10—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
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Abstract
The invention discloses a cube texture nickel alloy baseband and a preparation method thereof. The method comprises the following steps: (1) preparation of initial alloy ingot: obtaining a nickel alloy ingot with 9.5 atomic percent of tungsten and 0.006-0.009 atomic percent of carbon by adopting vacuum induction melting, and obtaining an initial alloy billet by adopting forging and hot rolling; (2) cold rolling of alloy billet: cold-rolling the obtained initial alloy billet to a thickness of 35-55 mu m, wherein the total deformation is 98%, and obtaining a nickel alloy cold-rolled base band; (3) recrystallization heat treatment of the cold-rolled alloy base band: and (2) carrying out recrystallization heat treatment on the obtained cold-rolled alloy baseband to obtain a nickel alloy baseband with a strong cubic texture, wherein the recrystallization heat treatment process comprises the following steps: and (3) preserving the heat at 1100-1280 ℃ for 2-2.5 hours, wherein the heating rate is 3-5 ℃/min, and the annealing atmosphere is pure hydrogen. The nickel alloy base band with the cubic texture provided by the invention has the advantages of strong cubic texture, no ferromagnetism and high strength.
Description
Technical Field
The invention relates to a technology for preparing a high-temperature coating superconducting tape industrialized texture metal base band, in particular to a cubic texture nickel alloy base band and a preparation method thereof.
Background
With the successful development of the YBCO high-temperature superconducting material, the YBCO coating superconductor has potential application value in the fields of energy, traffic, medical treatment, military and the like. For the YBCO coating superconducting strip prepared by the RABiTS technology, namely the rolling auxiliary biaxial texture technology, the key for preparing the high-performance coating superconducting strip is to obtain a metal base band with strong cubic texture, no ferromagnetism and high yield strength.
At present, a cubic texture Ni-5 at.% W alloy base band for a coating superconducting strip has been developed well, but due to insurmountable intrinsic defects such as ferromagnetism and yield strength, further wide application of the coating superconducting material is limited. Research shows that when the atomic percentage of tungsten reaches more than 9%, the nickel-tungsten alloy base band has no ferromagnetism in a liquid nitrogen temperature zone, but the preparation method is complex, so that the nickel-tungsten alloy base band has defects in industrial production.
Therefore, how to prepare a metal base band with strong cubic texture, no ferromagnetism and high strength by reasonably designing a process route is a hotspot and difficulty in the research field of coating superconductivity.
Disclosure of Invention
One of the purposes of the invention is to provide a preparation method of a nickel alloy baseband with a cubic texture, so as to prepare the nickel alloy baseband with strong cubic texture, no ferromagnetism and high strength.
The invention also aims to provide a nickel alloy base belt with a cubic texture, which has a strong cubic texture, no ferromagnetism and high strength.
Therefore, the invention provides a preparation method of a cube texture nickel alloy base belt, which comprises the following steps: (1) preparation of initial alloy ingot: obtaining a nickel alloy ingot with 9.5 atomic percent of tungsten and 0.006-0.009 atomic percent of carbon by adopting vacuum induction melting, and obtaining an initial alloy billet by adopting forging and hot rolling; (2) cold rolling of alloy billet: cold-rolling the obtained initial alloy billet to a thickness of 35-55 mu m, wherein the total deformation is 98%, and obtaining a nickel alloy cold-rolled base band; (3) recrystallization heat treatment of the cold-rolled alloy base band: and (2) carrying out recrystallization heat treatment on the obtained cold-rolled alloy baseband to obtain a nickel alloy baseband with a strong cubic texture, wherein the recrystallization heat treatment process comprises the following steps: and (3) preserving the heat at 1100-1280 ℃ for 2-2.5 hours, wherein the heating rate is 3-5 ℃/min, and the annealing atmosphere is pure hydrogen.
In another aspect, the present invention provides a cubic texture nickel alloy base tape having a thickness of 35 to 55 μm, in which atomic percentages of tungsten and carbon in a nickel alloy ingot used for manufacturing the nickel alloy base tape are 9.5% and 0.006% to 0.009%, respectively, and a process of performing a recrystallization heat treatment on a cold-rolled alloy base tape obtained by cold-rolling the nickel alloy ingot comprises: and (3) preserving the heat at 1100-1280 ℃ for 2-2.5 hours, wherein the heating rate is 3-5 ℃/min, and the annealing atmosphere is pure hydrogen.
According to the method, a proper amount of carbon element is added into the nickel-tungsten alloy, the formation of brass and copper textures in the recrystallization annealing process is inhibited, the nucleation and growth of the cubic textures are promoted, the growth rate of the cubic textures is accelerated by utilizing the reaction of hydrogen and carbon in the subsequent heat preservation process, the nickel alloy base band with strong cubic textures can be obtained, and the nickel alloy base band has no ferromagnetism in a liquid nitrogen temperature zone and high yield strength.
Therefore, the invention provides a cubic texture nickel alloy base band with strong cubic texture, no ferromagnetism and high strength, and the invention provides a novel method for preparing the cubic texture nickel alloy base band, thereby finding a novel way for obtaining the high-performance coating superconducting strip.
Drawings
The drawings used in the present application will be briefly described below, and it should be apparent that they are merely illustrative of the concepts of the present invention.
FIG. 1 is a (001) plane view of the surface of the base band in example 1.
FIG. 2 is a polar view of the (001) plane of the surface of the base band in example 2.
FIG. 3 is a (001) plane polar view of the surface of the base band in example 3.
Detailed Description
An example of the cube-textured nickel-base alloy baseband and the method of making the same of the present invention will now be described.
The examples described herein are specific embodiments of the present invention, are intended to be illustrative and exemplary in nature, and are not to be construed as limiting the scope of the invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include any obvious replacement or modification of the embodiments described herein.
Example 1
The preparation method of embodiment 1 of the invention comprises the following steps:
obtaining nickel alloy ingots with the atomic percentages of tungsten and carbon of 9.5 percent and 0.006 percent respectively by adopting vacuum induction melting, and obtaining initial alloy billets by adopting forging and hot rolling;
removing oxide skin from the obtained initial alloy billet, and then cold-rolling the initial alloy billet to 35 mu m thick with the total deformation of 98 percent to obtain a nickel alloy cold-rolled base band;
and (2) carrying out recrystallization heat treatment on the obtained cold-rolled alloy baseband to obtain a nickel alloy baseband with a strong cubic texture, wherein the recrystallization heat treatment process comprises the following steps: the temperature is kept at 1100 ℃ for 2 hours, the heating rate is 5 ℃/min, and the annealing atmosphere is pure hydrogen.
The obtained alloy base band has no ferromagnetism as a whole and high yield strength, and a polar diagram of a (001) plane of the surface is shown in figure 1, which shows that the surface of the alloy base band has strong cubic texture.
Example 2
The preparation method of embodiment 2 of the invention comprises the following steps:
obtaining nickel alloy ingots with the atomic percentages of tungsten and carbon of 9.5 percent and 0.009 percent respectively by adopting vacuum induction melting, and obtaining initial alloy billets by adopting forging and hot rolling;
removing oxide skin from the obtained initial alloy billet, and then cold-rolling the initial alloy billet to 35 mu m thick with the total deformation of 98 percent to obtain a nickel alloy cold-rolled base band;
and (2) carrying out recrystallization heat treatment on the obtained cold-rolled alloy baseband to obtain a nickel alloy baseband with a strong cubic texture, wherein the recrystallization heat treatment process comprises the following steps: keeping the temperature at 1200 ℃ for 2 hours, wherein the heating rate is 5 ℃/min, and the annealing atmosphere is pure hydrogen.
The obtained alloy base band has no ferromagnetism as a whole and high yield strength, and a polar diagram of a (001) plane of the surface is shown in figure 2, which shows that the surface of the alloy base band has strong cubic texture.
Example 3
The preparation method of embodiment 3 of the invention comprises the following steps:
obtaining nickel alloy ingots with the atomic percentages of tungsten and carbon of 9.5 percent and 0.008 percent respectively by adopting vacuum induction melting, and obtaining initial alloy billets by adopting forging and hot rolling;
removing oxide skin from the obtained initial alloy billet, and then cold-rolling the initial alloy billet to be 40 mu m thick with the total deformation of 98 percent to obtain a nickel alloy cold-rolled base band;
and (2) carrying out recrystallization heat treatment on the obtained cold-rolled alloy baseband to obtain a nickel alloy baseband with a strong cubic texture, wherein the recrystallization heat treatment process comprises the following steps: the temperature is kept at 1100 ℃ for 2.5 hours, the heating rate is 3 ℃/min, and the annealing atmosphere is pure hydrogen.
The obtained alloy base band has no ferromagnetism as a whole and high yield strength, and a polar diagram of a (001) plane of the surface is shown in figure 3, which shows that the surface of the alloy base band has strong cubic texture.
The thickness of the nickel alloy base band is within the range of 35-55 mu m, the atomic percentages of tungsten and carbon in a nickel alloy ingot for manufacturing the nickel alloy base band are respectively 9.5% and 0.006% -0.009%, and the process for carrying out recrystallization heat treatment on the cold-rolled alloy base band obtained by cold rolling the nickel alloy ingot comprises the following steps: and (3) preserving the heat at 1100-1280 ℃ for 2-2.5 hours, wherein the heating rate is 3-5 ℃/min, and the annealing atmosphere is pure hydrogen.
The invention adopts a specific process for preparing the cube texture nickel alloy baseband, solves the technical obstacle of forming the strong cube texture in the high tungsten alloy in the prior art, thereby being capable of preparing the cube texture nickel alloy baseband with strong cube texture, no ferromagnetism and high strength, and having simple process, easy control and suitability for industrial production.
Thus, the skilled person will understand that: the invention provides a novel preparation method of a cubic texture nickel alloy baseband, which solves the technical obstacles in the prior art and finds a novel way for obtaining the cubic texture nickel alloy baseband.
The embodiments of the cube-textured nickel alloy baseband and the method for manufacturing the same according to the present invention are explained above. The specific features, such as specific process parameters, of the cube-textured nickel alloy baseband and the preparation method thereof according to the present invention can be specifically designed according to the effects of the above-disclosed features, and the designs can be realized by those skilled in the art. Moreover, the technical features disclosed above are not limited to the combinations with other features disclosed, and other combinations between the technical features can be performed by those skilled in the art according to the purpose of the invention, so as to achieve the purpose of the invention.
Claims (2)
1. A preparation method of a cube texture nickel alloy base belt comprises the following steps:
(1) preparation of initial alloy ingots
Obtaining a nickel alloy ingot with 9.5 atomic percent of tungsten and 0.006-0.009 atomic percent of carbon by adopting vacuum induction melting, and obtaining an initial alloy billet by adopting forging and hot rolling;
(2) cold rolling of alloy billets
Cold rolling the obtained initial alloy billet to 35 mu m thickness with total deformation of 98 percent to obtain a nickel alloy cold-rolled base band;
(3) recrystallization heat treatment of cold-rolled alloy base band
And (2) carrying out recrystallization heat treatment on the obtained cold-rolled alloy baseband to obtain a nickel alloy baseband with a strong cubic texture, wherein the recrystallization heat treatment process comprises the following steps: and (3) preserving the heat at 1100-1280 ℃ for 2-2.5 hours, wherein the heating rate is 3-5 ℃/min, and the annealing atmosphere is pure hydrogen.
2. A cube-textured nickel alloy base strip as claimed in claim 1, having a thickness of 35 μm, the nickel alloy ingot used to manufacture the nickel alloy base strip having atomic percentages of tungsten and carbon of 9.5% and 0.006% to 0.009%, respectively, and the cold-rolled alloy base strip obtained by cold-rolling said nickel alloy ingot being subjected to a recrystallization heat treatment by: and (3) preserving the heat at 1100-1280 ℃ for 2-2.5 hours, wherein the heating rate is 3-5 ℃/min, and the annealing atmosphere is pure hydrogen.
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| CN201811540798.3A CN109338161B (en) | 2018-12-17 | 2018-12-17 | Cubic texture nickel alloy base band and preparation method thereof |
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| CN109338161B true CN109338161B (en) | 2020-04-21 |
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| CN110983109B (en) * | 2019-12-25 | 2021-03-19 | 河南工学院 | Preparation method of nickel-chromium-vanadium alloy baseband with cubic texture |
| CN111180134A (en) * | 2020-01-16 | 2020-05-19 | 河南城建学院 | Preparation method of strong cubic texture metal composite strip |
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| CN106381418B (en) * | 2016-08-31 | 2018-02-06 | 河南师范大学 | A kind of preparation method of strong cubic texture Ni 10at.%W alloy base bands |
| CN107267900B (en) * | 2017-07-04 | 2018-10-16 | 焦作大学 | A kind of preparation method of the high intensity without ferromagnetism texture acid bronze alloy base band |
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