CN107686939A - A kind of Wear-resistant, high-temperature resistant power supply box shell and preparation method thereof - Google Patents
A kind of Wear-resistant, high-temperature resistant power supply box shell and preparation method thereof Download PDFInfo
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- CN107686939A CN107686939A CN201710562129.5A CN201710562129A CN107686939A CN 107686939 A CN107686939 A CN 107686939A CN 201710562129 A CN201710562129 A CN 201710562129A CN 107686939 A CN107686939 A CN 107686939A
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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
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
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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
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
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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
- C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
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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
- C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
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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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- 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
- C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C24/00—Coating starting from inorganic powder
- C23C24/08—Coating starting from inorganic powder by application of heat or pressure and heat
- C23C24/10—Coating starting from inorganic powder by application of heat or pressure and heat with intermediate formation of a liquid phase in the layer
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
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Abstract
The invention discloses a kind of Wear-resistant, high-temperature resistant power supply box shell and preparation method thereof, including power supply box outer cover metal matrix and ceramic coating, its raw material of power supply box outer cover metal matrix includes following components：C, Al, B, Si, Mn, Cr, Ni, Cu, Ti, Zr, Nb, Mo, Sc, Nd%, Y, La, remaining is Fe and inevitable impurity.The raw material of ceramic coating includes：BC、SiC、Cr3C2、B2O3、ZrO2、BN.A kind of Wear-resistant, high-temperature resistant power supply box shell proposed by the present invention and preparation method thereof, the power supply box shell has the advantages that high temperature resistant, creep resistant, good toughness, good corrosion resistance, service life are long.
Description
Technical field
The present invention relates to technical field of metal material, more particularly to a kind of Wear-resistant, high-temperature resistant power supply box shell and its preparation side
Method.
Background technology
With developing rapidly for electric utility, while also promote developing rapidly for power supply box, inside existing power supply box
Electrical equipment is more and more, and many power supply boxs need exposed to outdoor and worked in the case where working environment is severe, so right
The performance requirement of converter power supply case is very strict, it is desirable to and it must possess corrosion-resistant, high temperature resistant, creep resistant and good toughness, but
It is that the power supply box of in the market can not meet existing requirement, and service life is short.
The content of the invention
Based on technical problem existing for background technology, the present invention proposes a kind of Wear-resistant, high-temperature resistant power supply box shell and its system
Preparation Method, the power supply box shell have the advantages that high temperature resistant, creep resistant, good toughness, good corrosion resistance, service life are long.
A kind of Wear-resistant, high-temperature resistant power supply box shell proposed by the present invention, including power supply box outer cover metal matrix apply with ceramics
Layer, its raw material of power supply box outer cover metal matrix include following components by mass fraction：C：0.6~0.8%, Al：0.1~0.2%,
B：0.1~0.2%, Si：1.5~2%, Mn：1.2~1.5%, Cr：10~14.5%, Ni：0.45~0.6%, Cu：0.3~
0.6%th, Ti：0.3~0.5%, Zr：0.04~0.08%, Nb：0.1~0.2%, Mo：0.5~0.8%, Sc：0.04~
0.08%th, Nd：0.1~0.2%, Y：0.1~0.2%, La：0.05~0.1%, remaining is Fe and inevitable impurity.
In specific embodiment, C mass fraction can also be 0.64%, 0.68%, 0.72%, 0.75%, 0.78%, Al
Mass fraction can also be 0.12%, 0.14%, 0.15%, 0.16%, 0.18%, B mass fraction can also be
0.12%th, 0.14%, 0.15%, 0.16%, 0.18%, Si mass fraction can also be 1.6%, 1.7%, 1.75%,
1.8%th, 1.85%, 1.9%, Mn mass fraction can also be 1.25%, 1.3%, 1.35%, 1.4%, 1.45%, Cr
Mass fraction can also be 10.5%, 11%, 12%, 12.5%, 13%, Ni mass fraction can also be 0.48%,
0.52%th, 0.55%, 0.58%, Cu mass fraction can also be 0.35%, 0.4%, 0.45%, 0.5%, 0.55%, Ti
Mass fraction can also be 0.34%, 0.38%, 0.42%, 0.45%, 0.48%, Zr mass fraction can also be
0.05%th, 0.06%, 0.07%, Nb mass fraction can also be 0.12%, 0.14%, 0.15%, 0.16%, 0.18%,
Mo mass fraction can also be 0.55%, 0.6%, 0.65%, 0.7%, 0.75%, Sc mass fraction can also be
0.05%th, 0.06%, 0.07%, Nd mass fraction can also be 0.12%, 0.14%, 0.15%, 0.16%, 0.18%, Y
Mass fraction can also be 0.12%, 0.14%, 0.15%, 0.16%, 0.18%, La mass fraction can also be
0.06%th, 0.07%, 0.08%, 0.09%, remaining is Fe and inevitable impurity.
Preferably, its raw material of power supply box outer cover metal matrix includes following components by mass fraction：C：0.65~0.75%,
Al：0.12~0.18%, B：0.12~0.18%, Si：1.6~1.8%, Mn：1.3~1.4%, Cr：11~14%, Ni：0.5
~0.55%, Cu：0.4~0.5%, Ti：0.35~0.45%, Zr：0.05~0.07%, Nb：0.12~0.18%, Mo：0.6
~0.7%, Sc：0.05~0.07%, Nd：0.12~0.18%, Y：0.12~0.18%, La：0.06~0.09%, remaining is
Fe and inevitable impurity.
Preferably, C, B, Ti mass fraction meet relational expression：wC=wB+wTi+k；Wherein, wC、wB、wTiRespectively power supply
C, B, Ti mass fraction, k take 1.2~2.2% in case outer cover metal matrix.
Preferably, the granularity of the ceramic powders used in ceramic coating is 160~200 mesh.
Preferably, the raw material of ceramic powders includes by weight：25~35 parts of BC, 15~30 parts of SiC, 12~20 parts
Cr3C2, 10~20 parts of B2O3, 20~30 parts of ZrO2, 15~25 parts of BN.
A kind of preparation method for Wear-resistant, high-temperature resistant power supply box shell that the present invention also proposes, comprises the following steps：
S1, the raw material of power supply box outer cover metal matrix is added in medium frequency induction melting furnace from low to high by fusing point and melted
Refining, obtains molten steel, base substrate is obtained through moulding by casting；
S2, by base substrate Quenching Treatment, be then air-cooled to after room temperature and carry out lonneal and obtain power supply box housing base；
S3, ceramic powders are well mixed with binding agent paste is made, be then coated with once purged wear-resistant ball matrix
Surface, after Laser Cladding Treatment, it is cooled to room temperature and obtains primary source case shell；
S4, by primary source case shell Homogenization Treatments, obtain Wear-resistant, high-temperature resistant power supply box shell.
Preferably, in S3, Laser Cladding Treatment technique is：Single-channel scanning, argon gas protection laser cell, spot diameter 3.2
~4.2mm, sweep speed are 5.5~6.5mm/s, and power is 1.28~1.35KW.
Preferably, in S4, by primary source case shell at 280~320 DEG C 3~4h of Homogenization Treatments, then 330~
2~3h of Homogenization Treatments at 380 DEG C, then 1~2h of Homogenization Treatments at 400~440 DEG C, obtains Wear-resistant, high-temperature resistant power supply box
Shell.
By controlling B, Si, Cr, Ni, Mn content in the present invention, there is well resistance to for power supply box outer cover metal matrix
Corrosivity, heat-resisting quantity, hardness, toughness and wearability are laid a good foundation；V, Ti, Zr, Nd, Y, La coordinate, and make power supply box shell
The dense internal organization of metallic matrix, crystallization of refinement, intercrystalline corrosion is avoided, improve overall mechanical properties；Rationally controlled by function
C, B, Ti processed content, there is good deoxidation effect, simultaneous reactions generation TiB2With TiC phases, as heterogeneous forming core, effectively change
The institutional framework of kind power supply box outer cover metal matrix, further increase the hardness of power supply box outer cover metal intrinsic silicon, intensity,
Anti-wear performance；The granularity of ceramic powders is 160~200 mesh, has high tenacity and low temperature superplasticity, can significantly improve ceramics
The brittle behavior of coating, by laser melting and coating technique, by ceramic powders cladding in power supply box outer cover metal matrix surface, ceramic powder
BC, SiC, Cr in end3C2、B2O3、ZrO2, BN be fitted to each other, it is fast by dispersion-strengtherning, solution strengthening and laser rapid heating
Quickly cooling but caused by the factor such as crystal grain refinement, the tissue morphology of power supply box shell is substantially changed, significantly improve power supply box shell
Hardness, resistance to elevated temperatures, decay resistance, the performance such as creep resistant；In the present invention, by rationally setting laser melting and coating technique
Parameters, make ceramic coating and wear-resistant ball matrix that there is stronger bond strength, while metal material is had to good power
Learning performance with ceramic powders there is good wearability, corrosion resistance, creep resistance, insulating properties organically to be combined, and improve electricity
The service life and security of source case shell；By Homogenization Treatments, further improve the institutional framework of power supply box shell, make electricity
Source case shell properties are further strengthened, and significantly improve the performance and service life of power supply box shell.The present invention proposes
A kind of Wear-resistant, high-temperature resistant power supply box shell, the power supply box shell has high temperature resistant, creep resistant, good toughness, good corrosion resistance, makes
The advantages that with long lifespan.
Embodiment
Below, technical scheme is described in detail by specific embodiment.
Embodiment 1
A kind of Wear-resistant, high-temperature resistant power supply box shell proposed by the present invention, including power supply box outer cover metal matrix apply with ceramics
Layer, its raw material of power supply box outer cover metal matrix include following components by mass fraction：C：0.6%th, Al：0.2%th, B：0.1%th,
Si：2%th, Mn：1.2%th, Cr：14.5%th, Ni：0.45%th, Cu：0.6%th, Ti：0.3%th, Zr：0.08%th, Nb：0.2%th, Mo：
0.5%th, Sc：0.08%th, Nd：0.1%th, Y：0.2%th, La：0.1%, remaining is Fe and inevitable impurity.
A kind of preparation method for Wear-resistant, high-temperature resistant power supply box shell that the present invention also proposes, comprises the following steps：
S1, the raw material of power supply box outer cover metal matrix is added in medium frequency induction melting furnace from low to high by fusing point and melted
Refining, obtains molten steel, base substrate is obtained through moulding by casting；
S2, by base substrate Quenching Treatment, be then air-cooled to after room temperature and carry out lonneal and obtain power supply box housing base；
S3, ceramic powders are well mixed with binding agent paste is made, be then coated with once purged wear-resistant ball matrix
Surface, after Laser Cladding Treatment, it is cooled to room temperature and obtains primary source case shell；
S4, by primary source case shell Homogenization Treatments, obtain Wear-resistant, high-temperature resistant power supply box shell.
Embodiment 2
A kind of Wear-resistant, high-temperature resistant power supply box shell proposed by the present invention, including power supply box outer cover metal matrix apply with ceramics
Layer, its raw material of power supply box outer cover metal matrix include following components by mass fraction：C：0.8%th, Al：0.1%th, B：0.2%th,
Si：1.5%th, Mn：1.5%th, Cr：10%th, Ni：0.6%th, Cu：0.3%th, Ti：0.5%th, Zr：0.04%th, Nb：0.1%th, Mo：
0.8%th, Sc：0.04%th, Nd：0.2%th, Y：0.1%th, La：0.1%, remaining is Fe and inevitable impurity.
Wherein, the granularity of the ceramic powders used in ceramic coating is 160 mesh；
The raw material of ceramic powders includes by weight：25 parts of BC, 30 parts of SiC, 20 parts of Cr3C2, 10 parts of B2O3, 30 parts of ZrO2、
15 parts of BN.
A kind of preparation method for Wear-resistant, high-temperature resistant power supply box shell that the present invention also proposes, comprises the following steps：
S1, the raw material of power supply box outer cover metal matrix is added in medium frequency induction melting furnace from low to high by fusing point and melted
Refining, obtains molten steel, base substrate is obtained through moulding by casting；
S2, by base substrate Quenching Treatment, be then air-cooled to after room temperature and carry out lonneal and obtain power supply box housing base；
S3, ceramic powders are well mixed with binding agent paste is made, be then coated with once purged wear-resistant ball matrix
Surface, after Laser Cladding Treatment, it is cooled to room temperature and obtains primary source case shell；Wherein, Laser Cladding Treatment technique is：Single track
Scanning, argon gas protection laser cell, spot diameter 3.2mm, sweep speed 6.5mm/s, power 1.35KW；
S4, by primary source case shell at 280 DEG C Homogenization Treatments 4h, then the Homogenization Treatments 3h at 330 DEG C, then
The Homogenization Treatments 2h at 400 DEG C, obtain Wear-resistant, high-temperature resistant power supply box shell.
Embodiment 3
A kind of Wear-resistant, high-temperature resistant power supply box shell proposed by the present invention, including power supply box outer cover metal matrix apply with ceramics
Layer, its raw material of power supply box outer cover metal matrix include following components by mass fraction：C：0.7%th, Al：0.15%th, B：0.15%th,
Si：1.8%th, Mn：1.4%th, Cr：12.5%th, Ni：0.52%th, Cu：0.45%th, Ti：0.4%th, Zr：0.06%th, Nb：0.15%th,
Mo：0.65%th, Sc：0.06%th, Nd：0.15%th, Y：0.15%th, La：0.08%, remaining is Fe and inevitable impurity.
Wherein, the granularity of the ceramic powders used in ceramic coating is 200 mesh；
The raw material of ceramic powders includes by weight：35 parts of BC, 15 parts of SiC, 20 parts of Cr3C2, 10 parts of B2O3, 30 parts of ZrO2、
15 parts of BN.
A kind of preparation method for Wear-resistant, high-temperature resistant power supply box shell that the present invention also proposes, comprises the following steps：
S1, the raw material of power supply box outer cover metal matrix is added in medium frequency induction melting furnace from low to high by fusing point and melted
Refining, obtains molten steel, base substrate is obtained through moulding by casting；
S2, by base substrate Quenching Treatment, be then air-cooled to after room temperature and carry out lonneal and obtain power supply box housing base；
S3, ceramic powders are well mixed with binding agent paste is made, be then coated with once purged wear-resistant ball matrix
Surface, after Laser Cladding Treatment, it is cooled to room temperature and obtains primary source case shell；Wherein, Laser Cladding Treatment technique is：Single track
Scanning, argon gas protection laser cell, spot diameter 3.2mm, sweep speed 5.5mm/s, power 1.28KW；
S4, by primary source case shell at 320 DEG C Homogenization Treatments 3h, then the Homogenization Treatments 2h at 380 DEG C, then
The Homogenization Treatments 1h at 440 DEG C, obtain Wear-resistant, high-temperature resistant power supply box shell.
Embodiment 4
A kind of Wear-resistant, high-temperature resistant power supply box shell proposed by the present invention, including power supply box outer cover metal matrix apply with ceramics
Layer, its raw material of power supply box outer cover metal matrix include following components by mass fraction：C：0.65%th, Al：0.12%th, B：
0.12%th, Si：1.6%th, Mn：1.3%th, Cr：12%th, Ni：0.5%th, Cu：0.4%th, Ti：0.35%th, Zr：0.05%th, Nb：
0.12%th, Mo：0.6%th, Sc：0.05%th, Nd：0.12%th, Y：0.12%th, La：0.06%, remaining be Fe and inevitably it is miscellaneous
Matter.
Wherein, the granularity of the ceramic powders used in ceramic coating is 180 mesh；
The raw material of ceramic powders includes by weight：28 parts of BC, 16 parts of SiC, 14 parts of Cr3C2, 12 parts of B2O3, 22 parts of ZrO2、
17 parts of BN.
A kind of preparation method for Wear-resistant, high-temperature resistant power supply box shell that the present invention also proposes, comprises the following steps：
S1, the raw material of power supply box outer cover metal matrix is added in medium frequency induction melting furnace from low to high by fusing point and melted
Refining, obtains molten steel, base substrate is obtained through moulding by casting；
S2, by base substrate Quenching Treatment, be then air-cooled to after room temperature and carry out lonneal and obtain power supply box housing base；
S3, ceramic powders are well mixed with binding agent paste is made, be then coated with once purged wear-resistant ball matrix
Surface, after Laser Cladding Treatment, it is cooled to room temperature and obtains primary source case shell；Wherein, Laser Cladding Treatment technique is：Single track
Scanning, argon gas protection laser cell, spot diameter 3.5mm, sweep speed 6mm/s, power 1.3KW；
S4, by primary source case shell at 300 DEG C Homogenization Treatments 3.5h, then the Homogenization Treatments 2.5h at 350 DEG C,
Then the Homogenization Treatments 1.5h at 420 DEG C, Wear-resistant, high-temperature resistant power supply box shell is obtained.
Embodiment 5
A kind of Wear-resistant, high-temperature resistant power supply box shell proposed by the present invention, including power supply box outer cover metal matrix apply with ceramics
Layer, its raw material of power supply box outer cover metal matrix include following components by mass fraction：C：0.7%th, Al：0.15%th, B：0.15%th,
Si：1.8%th, Mn：1.4%th, Cr：12.5%th, Ni：0.55%th, Cu：0.5%th, Ti：0.4%th, Zr：0.06%th, Nb：0.18%th,
Mo：0.7%th, Sc：0.07%th, Nd：0.18%th, Y：0.16%th, La：0.08%, remaining is Fe and inevitable impurity.
Wherein, the granularity of the ceramic powders used in ceramic coating is 200 mesh；
The raw material of ceramic powders includes by weight：35 parts of BC, 15 parts of SiC, 12 parts of Cr3C2, 20 parts of B2O3, 20 parts of ZrO2、
25 parts of BN.
A kind of preparation method for Wear-resistant, high-temperature resistant power supply box shell that the present invention also proposes, comprises the following steps：
S1, the raw material of power supply box outer cover metal matrix is added in medium frequency induction melting furnace from low to high by fusing point and melted
Refining, obtains molten steel, base substrate is obtained through moulding by casting；
S2, by base substrate Quenching Treatment, be then air-cooled to after room temperature and carry out lonneal and obtain power supply box housing base；
S3, ceramic powders are well mixed with binding agent paste is made, be then coated with once purged wear-resistant ball matrix
Surface, after Laser Cladding Treatment, it is cooled to room temperature and obtains primary source case shell；Wherein, Laser Cladding Treatment technique is：Single track
Scanning, argon gas protection laser cell, spot diameter 3.5mm, sweep speed 5.5mm/s, power 1.3KW；
S4, by primary source case shell at 300 DEG C Homogenization Treatments 3.4h, then the Homogenization Treatments 2.3h at 370 DEG C,
Then the Homogenization Treatments 1.2h at 430 DEG C, Wear-resistant, high-temperature resistant power supply box shell is obtained.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (8)
1. a kind of Wear-resistant, high-temperature resistant power supply box shell, it is characterised in that including power supply box outer cover metal matrix and ceramic coating, electricity
Case outer cover metal matrix its raw material in source includes following components by mass fraction：C：0.6~0.8%, Al：0.1~0.2%, B：0.1
~0.2%, Si：1.5~2%, Mn：1.2~1.5%, Cr：10~14.5%, Ni：0.45~0.6%, Cu：0.3~0.6%,
Ti：0.3~0.5%, Zr：0.04~0.08%, Nb：0.1~0.2%, Mo：0.5~0.8%, Sc：0.04~0.08%, Nd：
0.1~0.2%, Y：0.1~0.2%, La：0.05~0.1%, remaining is Fe and inevitable impurity.
2. Wear-resistant, high-temperature resistant power supply box shell according to claim 1, it is characterised in that its original of power supply box outer cover metal matrix
Material includes following components by mass fraction：C：0.65~0.75%, Al：0.12~0.18%, B：0.12~0.18%, Si：1.6
~1.8%, Mn：1.3~1.4%, Cr：11~14%, Ni：0.5~0.55%, Cu：0.4~0.5%, Ti：0.35~
0.45%th, Zr：0.05~0.07%, Nb：0.12~0.18%, Mo：0.6~0.7%, Sc：0.05~0.07%, Nd：0.12
~0.18%, Y：0.12~0.18%, La：0.06~0.09%, remaining is Fe and inevitable impurity.
3. Wear-resistant, high-temperature resistant power supply box shell according to claim 1 or claim 2, it is characterised in that C, B, Ti mass fraction are expired
Sufficient relational expression：wC=wB+wTi+k；Wherein, wC、wB、wTiC, B, Ti mass fraction, k respectively in power supply box outer cover metal matrix
Take 1.2~2.2%.
4. Wear-resistant, high-temperature resistant power supply box shell according to claim 1, it is characterised in that the ceramic powders used in ceramic coating
Granularity be 160~200 mesh.
5. Wear-resistant, high-temperature resistant power supply box shell according to claim 4, it is characterised in that the raw material of ceramic powders is by weight
Including：25~35 parts of BC, 15~30 parts of SiC, 12~20 parts of Cr3C2, 10~20 parts of B2O3, 20~30 parts of ZrO2, 15~25 parts of BN.
6. a kind of preparation method of the Wear-resistant, high-temperature resistant power supply box shell as any one of Claims 1 to 5, its feature exist
In comprising the following steps：
S1, the raw material of power supply box outer cover metal matrix is added from low to high by fusing point melting is carried out in medium frequency induction melting furnace,
Molten steel is obtained, base substrate is obtained through moulding by casting；
S2, by base substrate Quenching Treatment, be then air-cooled to after room temperature and carry out lonneal and obtain power supply box housing base；
S3, ceramic powders are well mixed with binding agent paste are made, be then coated with once purged wear-resistant ball matrix surface,
After Laser Cladding Treatment, it is cooled to room temperature and obtains primary source case shell；
S4, by primary source case shell Homogenization Treatments, obtain Wear-resistant, high-temperature resistant power supply box shell.
7. the preparation method of Wear-resistant, high-temperature resistant power supply box shell according to claim 6, it is characterised in that in S3, laser melts
Covering handling process is：Single-channel scanning, argon gas protection laser cell, spot diameter be 3.2~4.2mm, sweep speed for 5.5~
6.5mm/s, power are 1.28~1.35KW.
8. the preparation method of Wear-resistant, high-temperature resistant power supply box shell according to claim 6, it is characterised in that in S4, by primary
Power supply box shell 3~4h of Homogenization Treatments at 280~320 DEG C, then 2~3h of Homogenization Treatments at 330~380 DEG C, then
1~2h of Homogenization Treatments at 400~440 DEG C, obtain Wear-resistant, high-temperature resistant power supply box shell.
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| CN109023086A (en) * | 2018-09-07 | 2018-12-18 | 安徽省宁国市宁沪钢球有限公司 | A kind of ball mill corrosion-resistant low abrasion coating wear-resistant ball and preparation method thereof |
| CN113073319A (en) * | 2021-04-07 | 2021-07-06 | 重庆科技学院 | Ball milling tank inner wall hardening method and ball milling tank |
| CN114472898A (en) * | 2021-12-20 | 2022-05-13 | 兆山科技（北京）有限公司 | Gradient metal ceramic coating prepared by selective laser sintering and preparation method |
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| CN114472898B (en) * | 2021-12-20 | 2023-11-03 | 兆山科技（北京）有限公司 | Gradient metal ceramic coating prepared by selective laser sintering and preparation method thereof |
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