CN113802028A - Nickel-aluminum-titanium alloy welding wire and preparation method thereof - Google Patents
Nickel-aluminum-titanium alloy welding wire and preparation method thereof Download PDFInfo
- Publication number
- CN113802028A CN113802028A CN202010535316.6A CN202010535316A CN113802028A CN 113802028 A CN113802028 A CN 113802028A CN 202010535316 A CN202010535316 A CN 202010535316A CN 113802028 A CN113802028 A CN 113802028A
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- CN
- China
- Prior art keywords
- nickel
- aluminum
- welding wire
- titanium alloy
- alloy welding
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- 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.)
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Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
- B23K35/24—Selection of soldering or welding materials proper
- B23K35/30—Selection of soldering or welding materials proper with the principal constituent melting at less than 1550 degrees C
- B23K35/3033—Ni as the principal constituent
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/40—Making wire or rods for soldering or welding
-
- 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
Abstract
The invention discloses a nickel-aluminum-titanium alloy welding wire and a preparation method thereof, wherein the main components of the nickel-aluminum-titanium alloy welding wire comprise the following components (expressed in wt.%): 1 to 2 percent of Ti, 4.5 to 5.5 percent of Al and the balance of Ni. The preparation of the nickel-aluminum-titanium alloy welding wire sequentially comprises the following steps of (1) selecting materials; (2) vacuum smelting; (3) heat treatment; (4) acid washing; (5) producing welding wires; (6) bright annealing; (7) and (6) checking and discharging. The nickel-aluminum-titanium alloy welding wire has strong corrosion resistance, obviously improves the metallographic structure of the material, improves the as-cast structure of the alloy, enhances the compactness of the material and promotes the combination of a matrix, has good high-temperature resistance and has wide application prospect.
Description
Technical Field
The invention relates to the technical field of alloy welding wires, in particular to a nickel-aluminum-titanium alloy welding wire and a preparation method thereof.
Background
The welding wire is a bonding bottom layer material with excellent performance and plays an important role in wire flame spraying. In the spraying process, exothermic reaction occurs among the constituent elements of the composite wire, the temperature of the sprayed particles is increased, and the composite wire can form micro-metallurgical bonding with various metal matrixes. The coating is compact, high temperature resistant and thermal shock resistant. Can be used as a bonding bottom layer of spray coatings of various parts in the fields of aviation, metallurgy, nonferrous metals, traffic, chemical engineering and the like. In addition, the nickel-aluminum composite coating also has better high-temperature oxidation resistance and can be directly used as a working layer. The nickel-aluminum-titanium alloy welding wire is invented to solve the problems of poor corrosion resistance, short service life, increase of production and economic cost of enterprises and the like of the existing alloy welding wire, and has a good application prospect.
Disclosure of Invention
The invention aims to provide a nickel-aluminum-titanium alloy welding wire and a preparation method thereof, wherein the main components of the nickel-aluminum-titanium alloy welding wire comprise the following components (expressed by wt.%): 1 to 2 percent of Ti, 4.5 to 5.5 percent of Al and the balance of Ni.
A preparation method of a nickel-aluminum-titanium alloy welding wire comprises the following steps of (1) selecting materials; (2) vacuum smelting; (3) heat treatment; (4) acid washing; (5) producing welding wires; (6) bright annealing; (7) and (6) checking and discharging.
Preferably, the temperature of the heat treatment is 880-920 ℃, and the time is 2-3 h.
Preferably, the concentration of the acid washing is 5% -15%.
Preferably, the temperature of the annealing is 780-900 ℃.
Compared with the prior art, the invention has the beneficial effects that: the nickel-aluminum-titanium alloy welding wire prepared by the method has stronger sulfide corrosion resistance, effectively prolongs the service life of a boiler, obviously improves the metallographic structure of the material, improves the cast structure of the alloy, enhances the compactness of the material and promotes the combination of a matrix, and the tensile strength of the welding wire is more than or equal to 80Kg/mm2The elongation is more than 15%, the bending and non-breaking times on the same section are more than 8, the welding quality of the welding wire is optimized, and the welding wire has a very good application prospect.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
A nickel-aluminum-titanium alloy welding wire comprises the following main components (in wt.%): ti is 1, Al is 4.5, and Ni is the rest.
The preparation method of the nickel-aluminum-titanium alloy welding wire sequentially comprises the following steps of (1) material selection, (2) vacuum melting, (3) heat treatment, (4) acid pickling, (5) welding wire production, (6) bright annealing, and (7) inspection and ex-warehouse.
The temperature of the heat treatment is 880 ℃, and the time is 2 h.
The concentration of the acid wash was 5%.
The temperature of the annealing was 780 ℃.
Example 2
A nickel-aluminum-titanium alloy welding wire comprises the following main components (in wt.%): 1.5 Ti, 5 Al and the balance Ni.
The preparation method of the nickel-aluminum-titanium alloy welding wire sequentially comprises the following steps of (1) material selection, (2) vacuum melting, (3) heat treatment, (4) acid pickling, (5) welding wire production, (6) bright annealing, and (7) inspection and ex-warehouse.
The temperature of the heat treatment is 900 ℃, and the time is 2.5 h.
The concentration of the acid wash was 8%.
The temperature of the annealing was 850 ℃.
Example 3
A nickel-aluminum-titanium alloy welding wire comprises the following main components (in wt.%): ti is 2, Al is 5.5 and Ni is the rest.
The preparation method of the nickel-aluminum-titanium alloy welding wire sequentially comprises the following steps of (1) material selection, (2) vacuum melting, (3) heat treatment, (4) acid pickling, (5) welding wire production, (6) bright annealing, and (7) inspection and ex-warehouse.
The temperature of the heat treatment is 920 ℃, and the time is 3 h.
The concentration of the acid wash was 15%.
The temperature of the annealing was 900 ℃.
The experiment was conducted on the nickel-aluminum-titanium alloy welding wire obtained in examples 1 to 3, and the following physical property tests were drawn:
| examples | Elongation/percent | Number of times of bending without breaking | Tensile strength (Kg/mm)2） |
| Example 1 | 15.2 | 8 | 82 |
| Example 2 | 15.1 | 9 | 83 |
| Example 3 | 15.3 | 8 | 81 |
As can be seen from the table, the tensile strength of the welding wire is more than or equal to 800 Kg/mm2The elongation is more than 15 percent, the bending and non-breaking times on the same section are more than 8, the metallographic structure of the material is obviously improved, the as-cast structure of the alloy is improved, the compactness of the material is enhanced, the combination of the matrix is facilitated, the welding quality is improved, and the nickel-aluminum-titanium alloy is welded into wiresHas strong corrosion resistance and better high-temperature resistance.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. A nickel-aluminum-titanium alloy welding wire is characterized in that: the main components comprise the following components (expressed by wt.%): 1 to 2 percent of Ti, 4.5 to 5.5 percent of Al and the balance of Ni.
2. A preparation method of a nickel-aluminum-titanium alloy welding wire is characterized by comprising the following steps: the nickel-aluminum-titanium alloy welding wire comprises the nickel-aluminum-titanium alloy welding wire of claim 1, and the preparation of the nickel-aluminum-titanium alloy welding wire sequentially comprises the following steps of (1) material selection; (2) vacuum smelting; (3) heat treatment; (4) acid washing; (5) producing welding wires; (6) bright annealing; (7) and (6) checking and discharging.
3. The method for preparing the nickel-aluminum-titanium alloy welding wire according to claim 2, wherein the method comprises the following steps: the temperature of the heat treatment is 880-920 ℃, and the time is 2-3 h.
4. The method for preparing the nickel-aluminum-titanium alloy welding wire according to claim 2, wherein the method comprises the following steps: the concentration of the acid washing is 5% -15%.
5. The method for preparing the nickel-aluminum-titanium alloy welding wire according to claim 2, wherein the method comprises the following steps: the temperature of the annealing is 780-900 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010535316.6A CN113802028A (en) | 2020-06-12 | 2020-06-12 | Nickel-aluminum-titanium alloy welding wire and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010535316.6A CN113802028A (en) | 2020-06-12 | 2020-06-12 | Nickel-aluminum-titanium alloy welding wire and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113802028A true CN113802028A (en) | 2021-12-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010535316.6A Pending CN113802028A (en) | 2020-06-12 | 2020-06-12 | Nickel-aluminum-titanium alloy welding wire and preparation method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN113802028A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000345266A (en) * | 1999-06-09 | 2000-12-12 | Mitsubishi Materials Corp | Stamper for molding optical disk, and substrate for producing the stamper |
| WO2009078907A1 (en) * | 2007-12-17 | 2009-06-25 | Exxonmobil Research And Engineering Company | High strength nickel alloy welds through precipitation hardening |
| CN102463422A (en) * | 2010-11-12 | 2012-05-23 | 株式会社神户制钢所 | Ni base alloy solid wire for welding |
| CN106181131A (en) * | 2016-07-15 | 2016-12-07 | 中国科学院上海应用物理研究所 | Solid core welding wire preparation method for the welding of anti-fused salt corrosion nickel base superalloy |
| US20180085861A1 (en) * | 2016-09-28 | 2018-03-29 | Hitachi Metals, Ltd. | Wire for melting treatment and method of producing the same |
| CN107868884A (en) * | 2017-11-21 | 2018-04-03 | 丹阳市协昌合金有限公司 | A kind of nickel aluminium titanium thermal spraying welding wire and its manufacturing process |
-
2020
- 2020-06-12 CN CN202010535316.6A patent/CN113802028A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000345266A (en) * | 1999-06-09 | 2000-12-12 | Mitsubishi Materials Corp | Stamper for molding optical disk, and substrate for producing the stamper |
| WO2009078907A1 (en) * | 2007-12-17 | 2009-06-25 | Exxonmobil Research And Engineering Company | High strength nickel alloy welds through precipitation hardening |
| CN102463422A (en) * | 2010-11-12 | 2012-05-23 | 株式会社神户制钢所 | Ni base alloy solid wire for welding |
| CN106181131A (en) * | 2016-07-15 | 2016-12-07 | 中国科学院上海应用物理研究所 | Solid core welding wire preparation method for the welding of anti-fused salt corrosion nickel base superalloy |
| US20180085861A1 (en) * | 2016-09-28 | 2018-03-29 | Hitachi Metals, Ltd. | Wire for melting treatment and method of producing the same |
| CN107868884A (en) * | 2017-11-21 | 2018-04-03 | 丹阳市协昌合金有限公司 | A kind of nickel aluminium titanium thermal spraying welding wire and its manufacturing process |
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Application publication date: 20211217 |
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