CN105349909A - Alloy material for mechanical device and manufacturing method of alloy material - Google Patents
Alloy material for mechanical device and manufacturing method of alloy material Download PDFInfo
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- CN105349909A CN105349909A CN201510809022.7A CN201510809022A CN105349909A CN 105349909 A CN105349909 A CN 105349909A CN 201510809022 A CN201510809022 A CN 201510809022A CN 105349909 A CN105349909 A CN 105349909A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C30/00—Alloys containing less than 50% by weight of each constituent
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Continuous Casting (AREA)
Abstract
The invention discloses an alloy material for a mechanical device and a manufacturing method of the alloy material. The alloy material is composed of Ni, Mg, Cr, Mo, Al, Si, Ti, Zr, Nb, Pb, Y and Fe which are blended according to the mass percents, then a mixture obtained after even mixing is placed in a vacuum medium-frequency smelting furnace to be molten, and an alloy melting body is formed; inert gas is injected into the vacuum medium-frequency smelting furnace through a guide pipe and serves as atomized gas for injection forming, an alloy material ingot blank for the mechanical device is obtained on a deposition disc, cooled in the vacuum medium-frequency smelting furnace firstly and then cooled quickly through air-cooling blasting, the alloy material ingot blank is placed in the air to be slowly cooled to the room temperature, and the alloy material is obtained. According to the alloy material for the mechanical device, raw materials are easy to obtain, the alloy material is low in cost, large in tensile strength and yield strength, high in corrosion resistance, excellent in material performance and capable of being produced on a large scale easily, can achieve the purposes of improving the wear resistance and corrosion resistance of alloy remarkably and solves the problem that application of the alloy is limited due to poor wear resistance and corrosion resistance, and the application range of the material is broadened.
Description
Technical field
The present invention relates to metal material field, specifically a kind of mechanism alloy material and preparation method thereof.
Background technology
Along with the development of modern industry, more and more higher to the performance requriements of engineering goods in production process, product is running steady in a long-term under high-parameters (as high temperature, high pressure, high speed etc.) and severe working condition, must propose higher requirement to the intensity on its surface, wear resistance, solidity to corrosion etc.Metal parts in various mechanical means, instrument, metallurgical parts, and various tool and mould, in use often first occur from surface to destroy and lost efficacy, the reason of destruction causes due to surface abrasion greatly.Therefore, as long as carry out component surface strengthening the requirement that just can meet performance.Surface strengthening technology mainly contains the processing method such as thermospray, surface cladding, while surface cladding technology makes matrix surface obtain wear resisting property, firmly metallurgical binding can be formed between clad material and matrix, therefore not only there is abrasion resistance on ask for something surface, but also under needing to bear the condition of strong load effect, there is absolute predominance.Conventional cladding material has iron-based, Ni-based, cobalt-based material etc., and wherein Ni substrate and cobalt-based body more can be suitable for the performance requriements under the working conditions such as high temperature, oxidation, corrosion, so Ni substrate and cobalt-based cladding material are widely used.
High temperature alloy is mainly used in aerospace field at first, due to its excellent performance such as high temperature resistant, corrosion-resistant, be applied to the industrial circles such as electric power, automobile, metallurgy, glass manufacture, nuclear power gradually, thus greatly expand the Application Areas of high temperature alloy.Along with the development of high temperature alloy, its market requirement is in and progressively expands and growth state.Ni-based and cobalt base superalloy can form Ni-Co in hot extrusion or course of hot rolling, and not easily reacts in oxidizing acid; Ni-Co spinel is insoluble to conventional various acid, makes pickle solution be difficult to contact matrix metal.
Therefore, adding the method that alloying element reinforced alloys is a kind of simple efficient and cost-effective practicality improving alloy strength, in mechanism alloy performance history, improving the most general of intensity use by adding a large amount of alloying elements at present.In the various alloying elements improving alloy property, during multiple rare earth element conbined usage, strengthening effect is best.At present, the exploitation of mechanism alloy is generally containing two kinds and two or more rare earth element.But it is unreasonable that existing mechanism material all exists rare earth element dosage, and material property is very poor, easily wearing and tearing and corrosion, can not use for a long time, thus cause the part of the key position of mechanism often to be changed, cost is increased greatly.
Summary of the invention
The object of the present invention is to provide a kind of mechanism alloy material and preparation method thereof, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the invention provides following technical scheme:
A kind of mechanism alloy material, its composition material according to mass percent is: Ni20 ~ 30%, Mg18 ~ 21%, Co15 ~ 18%, Cr15 ~ 18%, Mo1.2 ~ 1.6%, Al1.2 ~ 1.5%, Si1.0 ~ 1.8%, Ti3.2 ~ 4.8%, Zr0.9 ~ 1.5%, Nb3.0 ~ 6.0%, Pb3.0 ~ 5.0%, Y0.6 ~ 1.5%, surplus is Fe.
A preparation method for mechanism alloy material, concrete preparation process is as follows:
(1) prepare burden according to mass percent, wherein B adds with the form of boric acid, and Y adds, by raw material Homogeneous phase mixing to be oxidized the form recalled;
(2) above-mentioned raw materials is placed in fusing in vacuum intermediate-frequency smelting furnace and forms alloy melt, the low vacuum in vacuum intermediate-frequency smelting furnace is in 1 × 10
-2pa, after melt temperature of superheat reaches 1200 ~ 1300 DEG C, in vacuum intermediate-frequency smelting furnace, spray rare gas element by thrust-augmenting nozzle carry out reaction-injection moulding as atomizing gas, the pressure-controlling of atomizing gas is at 1.8 ~ 2.1MPa, control jet length is 300 ~ 400mm, sediment pan rotating speed is 35 ~ 45rpm, and sediment pan obtains mechanism alloy material ingot blank;
(4) first frequently cool to less than 300 DEG C in smelting furnace in a vacuum, then be cooled fast to less than 100 DEG C with air cooling air blast, progressively cool to room temperature being placed in air.
Compared with prior art, the invention has the beneficial effects as follows: the starting material of mechanism alloy material of the present invention are easy to obtain, and cost is low, greatly, material is excellent, is easy to scale operation for tensile strength and yield strength.
Present invention process is simple, is easy to transplant and operation, and erosion resistance is strong, obviously can improve the corrosion resistant problem of alloy wear-resisting, can solve alloy limits its an application difficult problem due to not wear resistant corrosion resistant, also can expand the Application Areas of this material.
Embodiment
Below in conjunction with the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment 1
Mechanism alloy material, its composition material according to mass percent is: Ni20%, Mg21%, Co15%, Cr15%, Mo1.6%, Al1.2%, Si1.8%, Ti3.2%, Zr1.5%, Nb3.0%, Pb5.0%, Y0.6%, and surplus is Fe.
The preparation method of above-mentioned mechanism alloy material, concrete preparation process is as follows:
(1) prepare burden according to mass percent, wherein B adds with the form of boric acid, and Y adds, by raw material Homogeneous phase mixing to be oxidized the form recalled;
(2) above-mentioned raw materials is placed in fusing in vacuum intermediate-frequency smelting furnace and forms alloy melt, the low vacuum in vacuum intermediate-frequency smelting furnace is in 1 × 10
-2pa, after melt temperature of superheat reaches 1200 ~ 1300 DEG C, in vacuum intermediate-frequency smelting furnace, spray rare gas element by thrust-augmenting nozzle carry out reaction-injection moulding as atomizing gas, the pressure-controlling of atomizing gas is at 1.8 ~ 2.1MPa, control jet length is 300 ~ 330mm, sediment pan rotating speed is 35rpm, and sediment pan obtains mechanism alloy material ingot blank;
(4) first frequently cool to less than 300 DEG C in smelting furnace in a vacuum, then be cooled fast to less than 100 DEG C with air cooling air blast, progressively cool to room temperature being placed in air.
Embodiment 2
Mechanism alloy material, its composition material according to mass percent is: Ni25%, Mg20%, Co17%, Cr16%, Mo1.4%, Al1.3%, Si1.4%, Ti4.0%, Zr1.2%, Nb4.5%, Pb4.0%, Y1.0%, and surplus is Fe.
The preparation method of above-mentioned mechanism alloy material, concrete preparation process is as follows:
(1) prepare burden according to mass percent, wherein B adds with the form of boric acid, and Y adds, by raw material Homogeneous phase mixing to be oxidized the form recalled;
(2) above-mentioned raw materials is placed in fusing in vacuum intermediate-frequency smelting furnace and forms alloy melt, the low vacuum in vacuum intermediate-frequency smelting furnace is in 1 × 10
-2pa, after melt temperature of superheat reaches 1200 ~ 1300 DEG C, in vacuum intermediate-frequency smelting furnace, spray rare gas element by thrust-augmenting nozzle carry out reaction-injection moulding as atomizing gas, the pressure-controlling of atomizing gas is at 1.8 ~ 2.1MPa, control jet length is 330 ~ 360mm, sediment pan rotating speed is 40rpm, and sediment pan obtains mechanism alloy material ingot blank;
(4) first frequently cool to less than 300 DEG C in smelting furnace in a vacuum, then be cooled fast to less than 100 DEG C with air cooling air blast, progressively cool to room temperature being placed in air.
Embodiment 3
Mechanism alloy material, its composition material according to mass percent is: Ni28%, Mg18%, Co17%, Cr17%, Mo1.2%, Al1.5%, Si1.0%, Ti4.2%, Zr0.9%, Nb5.0%, Pb3.0%, Y1.2%, and surplus is Fe.
The preparation method of above-mentioned mechanism alloy material, concrete preparation process is as follows:
(1) prepare burden according to mass percent, wherein B adds with the form of boric acid, and Y adds, by raw material Homogeneous phase mixing to be oxidized the form recalled;
(2) above-mentioned raw materials is placed in fusing in vacuum intermediate-frequency smelting furnace and forms alloy melt, the low vacuum in vacuum intermediate-frequency smelting furnace is in 1 × 10
-2pa, after melt temperature of superheat reaches 1200 ~ 1300 DEG C, in vacuum intermediate-frequency smelting furnace, spray rare gas element by thrust-augmenting nozzle carry out reaction-injection moulding as atomizing gas, the pressure-controlling of atomizing gas is at 1.8 ~ 2.1MPa, control jet length is 360 ~ 400mm, sediment pan rotating speed is 45rpm, and sediment pan obtains mechanism alloy material ingot blank;
(4) first frequently cool to less than 300 DEG C in smelting furnace in a vacuum, then be cooled fast to less than 100 DEG C with air cooling air blast, progressively cool to room temperature being placed in air.
According to the standard of GB GB/T228-2002, room-temperature mechanical property test and corrosion-resistant test are carried out to the various alloy material of the present embodiment gained.
The mechanical property of table 1 embodiment gained alloy and corrosion rate
| Embodiment | Tensile strength Rm(MPa) | Yield strength Rp0.2(MPa) | 70 DEG C, the corrosion rate (mg/cm in 50% sulphuric acid soln 2h） |
| Embodiment 1 | 1901 | 1802 | 0.02 |
| Embodiment 2 | 1994 | 1880 | 0.01 |
| Embodiment 3 | 1890 | 1820 | 0.01 |
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or essential characteristic, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.
Claims (2)
1. a mechanism alloy material, is characterized in that, its composition material according to mass percent is: Ni20 ~ 30%, Mg18 ~ 21%, Co15 ~ 18%, Cr15 ~ 18%, Mo1.2 ~ 1.6%, Al1.2 ~ 1.5%, Si1.0 ~ 1.8%, Ti3.2 ~ 4.8%, Zr0.9 ~ 1.5%, Nb3.0 ~ 6.0%, Pb3.0 ~ 5.0%, Y0.6 ~ 1.5%, surplus is Fe.
2. a preparation method for mechanism alloy material as claimed in claim 1, is characterized in that, concrete preparation process is as follows:
(1) prepare burden according to mass percent, wherein B adds with the form of boric acid, and Y adds, by raw material Homogeneous phase mixing to be oxidized the form recalled;
(2) above-mentioned raw materials is placed in fusing in vacuum intermediate-frequency smelting furnace and forms alloy melt, the low vacuum in vacuum intermediate-frequency smelting furnace is in 1 × 10
-2pa, after melt temperature of superheat reaches 1200 ~ 1300 DEG C, in vacuum intermediate-frequency smelting furnace, spray rare gas element by thrust-augmenting nozzle carry out reaction-injection moulding as atomizing gas, the pressure-controlling of atomizing gas is at 1.8 ~ 2.1MPa, control jet length is 300 ~ 400mm, sediment pan rotating speed is 35 ~ 45rpm, and sediment pan obtains mechanism alloy material ingot blank;
(4) first frequently cool to less than 300 DEG C in smelting furnace in a vacuum, then be cooled fast to less than 100 DEG C with air cooling air blast, progressively cool to room temperature being placed in air.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510809022.7A CN105349909A (en) | 2015-11-20 | 2015-11-20 | Alloy material for mechanical device and manufacturing method of alloy material |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510809022.7A CN105349909A (en) | 2015-11-20 | 2015-11-20 | Alloy material for mechanical device and manufacturing method of alloy material |
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| CN105349909A true CN105349909A (en) | 2016-02-24 |
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| CN201510809022.7A Pending CN105349909A (en) | 2015-11-20 | 2015-11-20 | Alloy material for mechanical device and manufacturing method of alloy material |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01201434A (en) * | 1987-10-26 | 1989-08-14 | Toshiba Corp | Wear-resistant alloy, cutting tool and mold parts using same |
| CN101305109A (en) * | 2005-11-09 | 2008-11-12 | 独立行政法人科学技术振兴机构 | Iron-based alloy having shape-memory property and superelasticity and method for manufacture thereof |
| CN103443312A (en) * | 2011-02-23 | 2013-12-11 | 奥托昆普德国联合金属制造有限公司 | Nickel-chromium-iron-aluminum alloy having good processability |
| CN103938033A (en) * | 2014-05-12 | 2014-07-23 | 辽宁工程技术大学 | Multicomponent alloy material for mechanical device and preparation method thereof |
| CN104018031A (en) * | 2014-06-21 | 2014-09-03 | 辽宁工程技术大学 | Alloy material for mechanical device |
-
2015
- 2015-11-20 CN CN201510809022.7A patent/CN105349909A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01201434A (en) * | 1987-10-26 | 1989-08-14 | Toshiba Corp | Wear-resistant alloy, cutting tool and mold parts using same |
| CN101305109A (en) * | 2005-11-09 | 2008-11-12 | 独立行政法人科学技术振兴机构 | Iron-based alloy having shape-memory property and superelasticity and method for manufacture thereof |
| CN103443312A (en) * | 2011-02-23 | 2013-12-11 | 奥托昆普德国联合金属制造有限公司 | Nickel-chromium-iron-aluminum alloy having good processability |
| CN103938033A (en) * | 2014-05-12 | 2014-07-23 | 辽宁工程技术大学 | Multicomponent alloy material for mechanical device and preparation method thereof |
| CN104018031A (en) * | 2014-06-21 | 2014-09-03 | 辽宁工程技术大学 | Alloy material for mechanical device |
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