CN108504967A - A kind of Al-RE-LTM systems al based amorphous alloy and preparation method thereof - Google Patents

A kind of Al-RE-LTM systems al based amorphous alloy and preparation method thereof Download PDF

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Publication number
CN108504967A
CN108504967A CN201810402414.5A CN201810402414A CN108504967A CN 108504967 A CN108504967 A CN 108504967A CN 201810402414 A CN201810402414 A CN 201810402414A CN 108504967 A CN108504967 A CN 108504967A
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ltm
alloy
based amorphous
amorphous alloy
raw material
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张建旗
史鹏忠
张轩昊
那娜
李文文
赵引峰
冯佃臣
王雪梅
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Inner Mongolia University of Science and Technology
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Inner Mongolia University of Science and Technology
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    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C45/00—Amorphous alloys
    • C22C45/08—Amorphous alloys with aluminium as the 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
    • C22C1/00—Making non-ferrous alloys
    • C22C1/11—Making amorphous alloys
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C2200/00—Crystalline structure
    • C22C2200/02—Amorphous

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  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

The invention discloses a kind of Al RE LTM systems al based amorphous alloy, the alloy includes each component of following mole atom degree：Al 85 87%, RE 6 8%, LTM 6 8%；The RE is one or more combinations in Ce and Y；The LTM is one or more combinations in Ni and Co.The invention also discloses the preparation methods of Al RE LTM systems al based amorphous alloy.Al RE LTM systems al based amorphous alloy prepared by the present invention has the advantages that amorphous formation ability is strong, also shows excellent corrosion resistance, is suitable for coating for watercraft material, meanwhile present invention process is simple, simple operation, suitable for industrialized production, foreground is had a vast market.

Description

A kind of Al-RE-LTM systems al based amorphous alloy and preparation method thereof
Technical field
The present invention relates to non-crystalline material preparation field, specifically a kind of Al-RE-LTM systems al based amorphous alloy and its preparation Method.
Background technology
In recent years, in view of the lighting requirement to delivery vehicles such as aerospace, automobile, navigations, industrially developed country exists Development is tended in research contents than strong high, corrosion resistance excellent light aluminum alloy.However compared to traditional aluminium alloy, amorphous aluminium Alloy has strong high ratio, good toughness and excellent corrosion resistance, wherein be precipitated as matrix using amorphous aluminum alloy The non-equilibrium sandwich of the nanometer Al particles of Dispersed precipitate, shows many excellent comprehensive mechanical properties.1987, Japan Inoue research groups have successfully been obtained excellent plasticity amorphous alloys Al-Ni-Si [Inoue A, Bizen Y, Kimura H M,Yamamoto M,Tsai A P,Masumoto T.,J.Mater.Sci.Lett.,1987,(6):811] with Al-Ni-Ge (Al >=at.80%) [Inoue A, Yamamoto M, Kimura HM, Masumoto T, J.Mater.Sci.Lett.,1987,(6):194].Inoue groups successively report the aluminium conjunction of six kinds of non-equilibrium phase tissues later Gold and its intensity value.Wherein, it is Al by ingredient88Ni19Ce2Fe1, be organized as a diameter of 3-5nm of glassy state parent even dispersion, crystalline substance Body structure is the aluminum alloy materials of face-centred cubic aluminum nanoparticles, and fracture strength is up to 1560MPa, which is tradition 3 times of AA2024, AA6065 and AA7075 aluminium alloy fracture strength.However, due to the amorphous formation ability of al based amorphous alloy Weaker, the size that amorphous sample is obtained using method for rapid cooling or other technologies such as hot extrusion is smaller, is applied far from meeting Demand, while production technology is complicated, limits the preparation of industrialization and application of amorphous aluminum alloy material.Therefore, aluminium-based amorphous alloy closes The development and application of gold have a very important significance, new with higher amorphous formation ability by further finding and designing Alloy system, provide a kind of component it is reasonable, it is simple for process, convenient for the al based amorphous alloy material of industrialized production and its preparation side Method will be an important directions for expanding Al-based Amorphous Alloys development.
Invention content
The purpose of the present invention is to provide a kind of Al-RE-LTM systems al based amorphous alloy and preparation method thereof, in solution State the problem of being proposed in background technology.
To achieve the above object, the present invention provides the following technical solutions：
A kind of Al-RE-LTM systems al based amorphous alloy, which is characterized in that the alloy includes following mole atom percentage The each component of content：Al 85-87%, RE 6-8%, LTM 6-8%；The RE is one or more combinations in Ce and Y； The LTM is one or more combinations in Ni and Co.
As a further solution of the present invention：The alloy includes each component of following mole atom degree：Al 86%, RE 7%, LTM 7%.
As further scheme of the invention：The purity of described Al, Ce, Y, Ni and Co are >=99.99%.
The preparation method of Al-RE-LTM systems al based amorphous alloy, steps are as follows：
1) using simple metal Al, RE and LTM as raw material, by the mole atom degree dispensing；
2) raw material described in step 1) is sequentially placed into according to the sequence of density from small to large in vacuum induction melting furnace, with Inert gas is protective atmosphere, melt back 7-9 times, until step 1) the raw material melting is uniform, then under protection of argon gas Master alloy ingot is made in natural cooling；
3) master alloy ingot obtained in step 2) is put into quartz ampoule, using inert gas as protective atmosphere under conditions of, Band is got rid of to get Al-RE-LTM systems al based amorphous alloy with sample is carried out after high-frequency induction melting.
As further scheme of the invention：In step 1), described simple metal Al, RE and LTM are advanced before the use Row mechanical grinding removes the oxide skin on its surface and cleaning.
As further scheme of the invention：The cleaning air-dries alternately to be cleaned 3 times with alcohol and acetone soln.
As further scheme of the invention：In step 2) and step 3), the inert gas is argon gas.
As further scheme of the invention：In step 3), the condition for getting rid of band is that copper roller linear velocity is 35-50m/ The injection temperation of s, melt are 1000-1200 DEG C, and injection pressure is 0.05-0.3MPa.
Purposes of the Al-RE-LTM systems al based amorphous alloy in preparing non-crystalline material.
Compared with prior art, the beneficial effects of the invention are as follows：
Al-RE-LTM systems al based amorphous alloy prepared by the present invention has the advantages that amorphous formation ability is strong, also shows Excellent corrosion resistance is suitable for coating for watercraft material, meanwhile, present invention process is simple, simple operation, is suitable for industrialization Production, has a vast market foreground.
Description of the drawings
Fig. 1 is Al provided by the invention86Ce7Ni3Co4And Al86Ce3Y4Ni4Co3The X-ray diffractogram of al based amorphous alloy.
Fig. 2 is Al provided by the invention86Ce7Ni3Co4And Al86Ce3Y4Ni4Co3The DSC curve of al based amorphous alloy is analyzed Result figure, heating rate are 20 DEG C/min.
Specific implementation mode
Present invention will be explained in further detail in the following with reference to the drawings and specific embodiments.Following embodiment will be helpful to Those skilled in the art further understands the present invention, but the invention is not limited in any way.It should be pointed out that ability For the those of ordinary skill in domain, without departing from the inventive concept of the premise, various modifications and improvements can be made.These It encloses in the protection garden for belonging to the present invention.
The embodiment of the present invention uses simple metal block Al, RE (RE is one or more combination in Ce and Y) and LTM (LTM is one or more combinations in Ni and Co) is raw material, and the Al-RE-LTM systems aluminium-based amorphous alloy for preparing Multiple components closes Gold.The raw material that the present invention uses is commercially available high-purity reguline metal, and according to mass fraction, its purity is：Al (>=99.99%), Ce (>=99.99%), Y (>=99.99%), Ni (>=99.99%), Co (>=99.99%).
Embodiment 1
A kind of Al86Ce3Y4Ni4Co3Alloy includes each component of following mole atom degree:Al 86%, Ce 3%, Y 4%, Ni 4%, Co 3%.
In the present embodiment, the Al86Ce3Y4Ni4Co3The preparation method of alloy, steps are as follows：
1) it uses commercially available high-purity reguline metal Al, Ce, Y, Ni and Co for raw material, first carries out mechanical grinding and remove its surface Oxide skin is simultaneously alternately cleaned 3 times with alcohol and acetone soln, is air-dried, by the mole atom degree dispensing；
2) raw material described in step 1) is sequentially placed into according to the sequence of density from small to large in vacuum induction melting furnace, is led to It crosses and the big metal of density is put into face, melt can form convection current when fusing, effectively increase smelting efficiency, be protection gas with argon gas Atmosphere, melt back 8 times, until step 1) the raw material melting is uniform, then natural cooling under protection of argon gas, is made master alloy Ingot；
3) master alloy ingot obtained in step 2) is put into quartz ampoule, using argon gas as protective atmosphere under conditions of, with height Sample is carried out after frequency inducting remolten and gets rid of band, and the condition for getting rid of band is that copper roller linear velocity is 45m/s, and the injection temperation of melt is 1100 DEG C, injection pressure is 0.1MPa to get Al86Ce3Y4Ni4Co3Alloy.
Embodiment 2
A kind of Al86Ce7Ni3Co4Alloy includes each component of following mole atom degree:Al 86%, Ce 7%, Ni 3%, Co 4%.
In the present embodiment, the Al86Ce7Ni3Co4The preparation method of alloy, steps are as follows：
1) it uses commercially available high-purity reguline metal Al, Ce, Ni and Co for raw material, first carries out the oxygen that mechanical grinding removes its surface Change skin and alternately cleaned 3 times with alcohol and acetone soln, is air-dried, by the mole atom degree dispensing；
2) raw material described in step 1) is sequentially placed into according to the sequence of density from small to large in vacuum induction melting furnace, is led to It crosses and the big metal of density is put into face, melt can form convection current when fusing, effectively increase smelting efficiency, be protection gas with argon gas Atmosphere, melt back 8 times, until step 1) the raw material melting is uniform, then natural cooling under protection of argon gas, is made master alloy Ingot；
3) master alloy ingot obtained in step 2) is put into quartz ampoule, using argon gas as protective atmosphere under conditions of, with height Sample is carried out after frequency inducting remolten and gets rid of band, and the condition for getting rid of band is that copper roller linear velocity is 45m/s, and the injection temperation of melt is 1100 DEG C, injection pressure is 0.1MPa to get Al86Ce7Ni3Co4Alloy.
Embodiment 3
A kind of Al86Ce4Y3Ni3Co4Alloy includes each component of following mole atom degree:Al 86%, Ce 4%, Y 3%, Ni 3%, Co 4%.
In the present embodiment, the Al86Ce4Y3Ni3Co4The preparation method of alloy, steps are as follows：
1) it uses commercially available high-purity reguline metal Al, Ce, Y, Ni and Co for raw material, first carries out mechanical grinding and remove its surface Oxide skin is simultaneously alternately cleaned 3 times with alcohol and acetone soln, is air-dried, by the mole atom degree dispensing；
2) raw material described in step 1) is sequentially placed into according to the sequence of density from small to large in vacuum induction melting furnace, is led to It crosses and the big metal of density is put into face, melt can form convection current when fusing, effectively increase smelting efficiency, be protection gas with argon gas Atmosphere, melt back 8 times, until step 1) the raw material melting is uniform, then natural cooling under protection of argon gas, is made master alloy Ingot；
3) master alloy ingot obtained in step 2) is put into quartz ampoule, using argon gas as protective atmosphere under conditions of, with height Sample is carried out after frequency inducting remolten and gets rid of band, and the condition for getting rid of band is that copper roller linear velocity is 45m/s, and the injection temperation of melt is 1100 DEG C, injection pressure is 0.1MPa to get Al86Ce4Y3Ni3Co4Alloy.
Embodiment 4
A kind of Al86Ce3Y4Ni7Alloy includes each component of following mole atom degree:Al 86%, Ce 3%, Y 4%, Ni 7%.
In the present embodiment, the Al86Ce3Y4Ni7The preparation method of alloy, steps are as follows：
1) it uses commercially available high-purity reguline metal Al, Ce, Y and Ni for raw material, first carries out the oxygen that mechanical grinding removes its surface Change skin and alternately cleaned 3 times with alcohol and acetone soln, is air-dried, by the mole atom degree dispensing；
2) raw material described in step 1) is sequentially placed into according to the sequence of density from small to large in vacuum induction melting furnace, is led to It crosses and the big metal of density is put into face, melt can form convection current when fusing, effectively increase smelting efficiency, be protection gas with argon gas Atmosphere, melt back 8 times, until step 1) the raw material melting is uniform, then natural cooling under protection of argon gas, is made master alloy Ingot；
3) master alloy ingot obtained in step 2) is put into quartz ampoule, using argon gas as protective atmosphere under conditions of, with height Sample is carried out after frequency inducting remolten and gets rid of band, and the condition for getting rid of band is that copper roller linear velocity is 45m/s, and the injection temperation of melt is 1100 DEG C, injection pressure is 0.1MPa to get Al86Ce3Y4Ni7Alloy.
Embodiment 5
A kind of Al86Ce3Y4Co7Alloy includes each component of following mole atom degree:Al 86%, Ce 3%, Y 4%, Co 7%.
In the present embodiment, the Al86Ce3Y4Co7The preparation method of alloy, steps are as follows：
1) it uses commercially available high-purity reguline metal Al, Ce, Y and Co for raw material, first carries out the oxygen that mechanical grinding removes its surface Change skin and alternately cleaned 3 times with alcohol and acetone soln, is air-dried, by the mole atom degree dispensing；
2) raw material described in step 1) is sequentially placed into according to the sequence of density from small to large in vacuum induction melting furnace, is led to It crosses and the big metal of density is put into face, melt can form convection current when fusing, effectively increase smelting efficiency, be protection gas with argon gas Atmosphere, melt back 8 times, until step 1) the raw material melting is uniform, then natural cooling under protection of argon gas, is made master alloy Ingot；
3) master alloy ingot obtained in step 2) is put into quartz ampoule, using argon gas as protective atmosphere under conditions of, with height Sample is carried out after frequency inducting remolten and gets rid of band, and the condition for getting rid of band is that copper roller linear velocity is 45m/s, and the injection temperation of melt is 1100 DEG C, injection pressure is 0.1MPa to get Al86Ce3Y4Co7Alloy.
Embodiment 6
A kind of Al86Ce4Y3Ni7Alloy includes each component of following mole atom degree:Al 86%, Ce 4%, Y 3%, Ni 7%.
In the present embodiment, the Al86Ce4Y3Ni7The preparation method of alloy, steps are as follows：
1) it uses commercially available high-purity reguline metal Al, Ce, Y and Ni for raw material, first carries out the oxygen that mechanical grinding removes its surface Change skin and alternately cleaned 3 times with alcohol and acetone soln, is air-dried, by the mole atom degree dispensing；
2) raw material described in step 1) is sequentially placed into according to the sequence of density from small to large in vacuum induction melting furnace, is led to It crosses and the big metal of density is put into face, melt can form convection current when fusing, effectively increase smelting efficiency, be protection gas with argon gas Atmosphere, melt back 8 times, until step 1) the raw material melting is uniform, then natural cooling under protection of argon gas, is made master alloy Ingot；
3) master alloy ingot obtained in step 2) is put into quartz ampoule, using argon gas as protective atmosphere under conditions of, with height Sample is carried out after frequency inducting remolten and gets rid of band, and the condition for getting rid of band is that copper roller linear velocity is 45m/s, and the injection temperation of melt is 1100 DEG C, injection pressure is 0.1MPa to get Al86Ce4Y3Ni7Alloy.
Embodiment 7
A kind of Al86Ce4Y3Co7Alloy includes each component of following mole atom degree:Al 86%, Ce 4%, Y 3%, Co 7%.
In the present embodiment, the Al86Ce4Y3Co7The preparation method of alloy, steps are as follows：
1) it uses commercially available high-purity reguline metal Al, Ce, Y and Co for raw material, first carries out the oxygen that mechanical grinding removes its surface Change skin and alternately cleaned 3 times with alcohol and acetone soln, is air-dried, by the mole atom degree dispensing；
2) raw material described in step 1) is sequentially placed into according to the sequence of density from small to large in vacuum induction melting furnace, is led to It crosses and the big metal of density is put into face, melt can form convection current when fusing, effectively increase smelting efficiency, be protection gas with argon gas Atmosphere, melt back 8 times, until step 1) the raw material melting is uniform, then natural cooling under protection of argon gas, is made master alloy Ingot；
3) master alloy ingot obtained in step 2) is put into quartz ampoule, using argon gas as protective atmosphere under conditions of, with height Sample is carried out after frequency inducting remolten and gets rid of band, and the condition for getting rid of band is that copper roller linear velocity is 45m/s, and the injection temperation of melt is 1100 DEG C, injection pressure is 0.1MPa to get Al86Ce4Y3Co7Alloy.
Embodiment 8
A kind of Al86Ce7Ni4Co3Alloy includes each component of following mole atom degree:Al 86%, Ce 7%, Ni 4%, Co 3%.
In the present embodiment, the Al86Ce7Ni4Co3The preparation method of alloy, steps are as follows：
1) it uses commercially available high-purity reguline metal Al, Ce, Ni and Co for raw material, first carries out the oxygen that mechanical grinding removes its surface Change skin and alternately cleaned 3 times with alcohol and acetone soln, is air-dried, by the mole atom degree dispensing；
2) raw material described in step 1) is sequentially placed into according to the sequence of density from small to large in vacuum induction melting furnace, is led to It crosses and the big metal of density is put into face, melt can form convection current when fusing, effectively increase smelting efficiency, be protection gas with argon gas Atmosphere, melt back 8 times, until step 1) the raw material melting is uniform, then natural cooling under protection of argon gas, is made master alloy Ingot；
3) master alloy ingot obtained in step 2) is put into quartz ampoule, using argon gas as protective atmosphere under conditions of, with height Sample is carried out after frequency inducting remolten and gets rid of band, and the condition for getting rid of band is that copper roller linear velocity is 45m/s, and the injection temperation of melt is 1100 DEG C, injection pressure is 0.1MPa to get Al86Ce7Ni4Co3Alloy.
Embodiment 9
A kind of Al86Y7Ni3Co4Alloy includes each component of following mole atom degree:Al 86%, Y 7%, Ni 3%, Co 4%.
In the present embodiment, the Al86Y7Ni3Co4The preparation method of alloy, steps are as follows：
1) it uses commercially available high-purity reguline metal Al, Y, Ni and Co for raw material, first carries out the oxygen that mechanical grinding removes its surface Change skin and alternately cleaned 3 times with alcohol and acetone soln, is air-dried, by the mole atom degree dispensing；
2) raw material described in step 1) is sequentially placed into according to the sequence of density from small to large in vacuum induction melting furnace, is led to It crosses and the big metal of density is put into face, melt can form convection current when fusing, effectively increase smelting efficiency, be protection gas with argon gas Atmosphere, melt back 8 times, until step 1) the raw material melting is uniform, then natural cooling under protection of argon gas, is made master alloy Ingot；
3) master alloy ingot obtained in step 2) is put into quartz ampoule, using argon gas as protective atmosphere under conditions of, with height Sample is carried out after frequency inducting remolten and gets rid of band, and the condition for getting rid of band is that copper roller linear velocity is 45m/s, and the injection temperation of melt is 1100 DEG C, injection pressure is 0.1MPa to get Al86Y7Ni3Co4Alloy.
Embodiment 10
A kind of Al86Y7Ni4Co3Alloy includes each component of following mole atom degree:Al 86%, Y 7%, Ni 4%, Co 3%.
In the present embodiment, the Al86Y7Ni4Co3The preparation method of alloy, steps are as follows：
1) it uses commercially available high-purity reguline metal Al, Y, Ni and Co for raw material, first carries out the oxygen that mechanical grinding removes its surface Change skin and alternately cleaned 3 times with alcohol and acetone soln, is air-dried, by the mole atom degree dispensing；
2) raw material described in step 1) is sequentially placed into according to the sequence of density from small to large in vacuum induction melting furnace, is led to It crosses and the big metal of density is put into face, melt can form convection current when fusing, effectively increase smelting efficiency, be protection gas with argon gas Atmosphere, melt back 8 times, until step 1) the raw material melting is uniform, then natural cooling under protection of argon gas, is made master alloy Ingot；
3) master alloy ingot obtained in step 2) is put into quartz ampoule, using argon gas as protective atmosphere under conditions of, with height Sample is carried out after frequency inducting remolten and gets rid of band, and the condition for getting rid of band is that copper roller linear velocity is 45m/s, and the injection temperation of melt is 1100 DEG C, injection pressure is 0.1MPa to get Al86Y7Ni4Co3Alloy.
Embodiment 11
A kind of Al85Ce4Y4Ni4Co3Alloy includes each component of following mole atom degree:Al 85%, Ce 4%, Y 4%, Ni 4%, Co 3%.
In the present embodiment, the Al85Ce4Y4Ni4Co3The preparation method of alloy, steps are as follows：
1) it uses commercially available high-purity reguline metal Al, Ce, Y, Ni and Co for raw material, first carries out mechanical grinding and remove its surface Oxide skin is simultaneously alternately cleaned 3 times with alcohol and acetone soln, is air-dried, by the mole atom degree dispensing；
2) raw material described in step 1) is sequentially placed into according to the sequence of density from small to large in vacuum induction melting furnace, is led to It crosses and the big metal of density is put into face, melt can form convection current when fusing, effectively increase smelting efficiency, be protection gas with argon gas Atmosphere, melt back 8 times, until step 1) the raw material melting is uniform, then natural cooling under protection of argon gas, is made master alloy Ingot；
3) master alloy ingot obtained in step 2) is put into quartz ampoule, using argon gas as protective atmosphere under conditions of, with height Sample is carried out after frequency inducting remolten and gets rid of band, and the condition for getting rid of band is that copper roller linear velocity is 45m/s, and the injection temperation of melt is 1100 DEG C, injection pressure is 0.1MPa to get Al85Ce4Y4Ni4Co3Alloy.
Embodiment 12
A kind of Al85Ce8Ni4Co3Alloy includes each component of following mole atom degree:Al 85%, Ce 8%, Ni 4%, Co 3%.
In the present embodiment, the Al85Ce8Ni4Co3The preparation method of alloy, steps are as follows：
1) it uses commercially available high-purity reguline metal Al, Ce, Ni and Co for raw material, first carries out the oxygen that mechanical grinding removes its surface Change skin and alternately cleaned 3 times with alcohol and acetone soln, is air-dried, by the mole atom degree dispensing；
2) raw material described in step 1) is sequentially placed into according to the sequence of density from small to large in vacuum induction melting furnace, is led to It crosses and the big metal of density is put into face, melt can form convection current when fusing, effectively increase smelting efficiency, be protection gas with argon gas Atmosphere, melt back 8 times, until step 1) the raw material melting is uniform, then natural cooling under protection of argon gas, is made master alloy Ingot；
3) master alloy ingot obtained in step 2) is put into quartz ampoule, using argon gas as protective atmosphere under conditions of, with height Sample is carried out after frequency inducting remolten and gets rid of band, and the condition for getting rid of band is that copper roller linear velocity is 45m/s, and the injection temperation of melt is 1100 DEG C, injection pressure is 0.1MPa to get Al85Ce8Ni4Co3Alloy.
Embodiment 13
A kind of Al85Y8Ni4Co3Alloy includes each component of following mole atom degree:Al 85%, Y 8%, Ni 4%, Co 3%.
In the present embodiment, the Al85Y8Ni4Co3The preparation method of alloy, steps are as follows：
1) it uses commercially available high-purity reguline metal Al, Y, Ni and Co for raw material, first carries out the oxygen that mechanical grinding removes its surface Change skin and alternately cleaned 3 times with alcohol and acetone soln, is air-dried, by the mole atom degree dispensing；
2) raw material described in step 1) is sequentially placed into according to the sequence of density from small to large in vacuum induction melting furnace, is led to It crosses and the big metal of density is put into face, melt can form convection current when fusing, effectively increase smelting efficiency, be protection gas with argon gas Atmosphere, melt back 8 times, until step 1) the raw material melting is uniform, then natural cooling under protection of argon gas, is made master alloy Ingot；
3) master alloy ingot obtained in step 2) is put into quartz ampoule, using argon gas as protective atmosphere under conditions of, with height Sample is carried out after frequency inducting remolten and gets rid of band, and the condition for getting rid of band is that copper roller linear velocity is 45m/s, and the injection temperation of melt is 1100 DEG C, injection pressure is 0.1MPa to get Al85Y8Ni4Co3Alloy.
Embodiment 14
A kind of Al87Ce3Y4Ni6Alloy includes each component of following mole atom degree:Al 87%, Ce 3%, Y 4%, Ni 6%.
In the present embodiment, the Al87Ce3Y4Ni6The preparation method of alloy, steps are as follows：
1) it uses commercially available high-purity reguline metal Al, Ce, Y and Ni for raw material, first carries out the oxygen that mechanical grinding removes its surface Change skin and alternately cleaned 3 times with alcohol and acetone soln, is air-dried, by the mole atom degree dispensing；
2) raw material described in step 1) is sequentially placed into according to the sequence of density from small to large in vacuum induction melting furnace, is led to It crosses and the big metal of density is put into face, melt can form convection current when fusing, effectively increase smelting efficiency, be protection gas with argon gas Atmosphere, melt back 8 times, until step 1) the raw material melting is uniform, then natural cooling under protection of argon gas, is made master alloy Ingot；
3) master alloy ingot obtained in step 2) is put into quartz ampoule, using argon gas as protective atmosphere under conditions of, with height Sample is carried out after frequency inducting remolten and gets rid of band, and the condition for getting rid of band is that copper roller linear velocity is 45m/s, and the injection temperation of melt is 1100 DEG C, injection pressure is 0.1MPa to get Al87Ce3Y4Ni6Alloy.
Embodiment 15
A kind of Al87Ce3Y4Co6Alloy includes each component of following mole atom degree:Al 87%, Ce 3%, Y 4%, Co 6%.
In the present embodiment, the Al87Ce3Y4Co6The preparation method of alloy, steps are as follows：
1) it uses commercially available high-purity reguline metal Al, Ce, Y and Co for raw material, first carries out the oxygen that mechanical grinding removes its surface Change skin and alternately cleaned 3 times with alcohol and acetone soln, is air-dried, by the mole atom degree dispensing；
2) raw material described in step 1) is sequentially placed into according to the sequence of density from small to large in vacuum induction melting furnace, is led to It crosses and the big metal of density is put into face, melt can form convection current when fusing, effectively increase smelting efficiency, be protection gas with argon gas Atmosphere, melt back 8 times, until step 1) the raw material melting is uniform, then natural cooling under protection of argon gas, is made master alloy Ingot；
3) master alloy ingot obtained in step 2) is put into quartz ampoule, using argon gas as protective atmosphere under conditions of, with height Sample is carried out after frequency inducting remolten and gets rid of band, and the condition for getting rid of band is that copper roller linear velocity is 45m/s, and the injection temperation of melt is 1100 DEG C, injection pressure is 0.1MPa to get Al87Ce3Y4Co6Alloy.
A kind of Al86Ce3Y4Ni4Co3Alloy includes each component of following mole atom degree:Al 86%, Ce 3%, Y 4%, Ni 4%, Co 3%.
Embodiment 16
A kind of Al87Ce3Y4Ni3Co3Alloy includes each component of following mole atom degree:Al 87%, Ce 3%, Y 4%, Ni 3%, Co 3%.
In the present embodiment, the Al87Ce3Y4Ni3Co3The preparation method of alloy, steps are as follows：
1) it uses commercially available high-purity reguline metal Al, Ce, Y, Ni and Co for raw material, first carries out mechanical grinding and remove its surface Oxide skin is simultaneously alternately cleaned 3 times with alcohol and acetone soln, is air-dried, by the mole atom degree dispensing；
2) raw material described in step 1) is sequentially placed into according to the sequence of density from small to large in vacuum induction melting furnace, is led to It crosses and the big metal of density is put into face, melt can form convection current when fusing, effectively increase smelting efficiency, be protection gas with argon gas Atmosphere, melt back 8 times, until step 1) the raw material melting is uniform, then natural cooling under protection of argon gas, is made master alloy Ingot；
3) master alloy ingot obtained in step 2) is put into quartz ampoule, using argon gas as protective atmosphere under conditions of, with height Sample is carried out after frequency inducting remolten and gets rid of band, and the condition for getting rid of band is that copper roller linear velocity is 45m/s, and the injection temperation of melt is 1100 DEG C, injection pressure is 0.1MPa to get Al87Ce3Y4Ni3Co3Alloy.
Comparative example 1
The Al-Ni Amorphous Alloy materials for selecting conventional method to prepare.
The Al prepared for embodiment 186Ce3Y4Ni4Co3Alloy, using German Bruker AXS companies D8advance X X ray diffractometer x is analyzed, operating voltage 40KV, operating current 40mA, and x-ray source is that CuK α (λ=0.1542nm) are penetrated Line, sweep speed 0.2sec/step, scanning step are 0.02 °/step, and Fig. 1 is Al provided by the invention86Ce7Ni3Co4With Al86Ce3Y4Ni4Co3The X-ray diffractogram of al based amorphous alloy, the results showed that Al made from embodiment 186Ce3Y4Ni4Co3Alloy For completely amorphous state structure.Meanwhile by getting rid of with the Al prepared86Ce3Y4Ni4Co3Alloy strip steel rolled stock, amorphous tape thickness is up to 40 μ M, width are analyzed up to 10m using differential scanning calorimeter up to 4mm, length, and Fig. 2 is provided by the invention Al86Ce7Ni3Co4And Al86Ce3Y4Ni4Co3The DSC curve analysis result figure of al based amorphous alloy, heating rate are 20 DEG C/min, Wherein, Tx1 and Tx2 is respectively the initial temperature of 1 crystallization and 2 crystallization, and Tp1 and Tp2 are respectively 1 time and 2 crystallization temperatures Peak value, analysis result shows Al86Ce3Y4Ni4Co3Alloy strip steel rolled stock is without apparent glass transformation temperature Tg, starting crystallization temperature is 354K。
The Al prepared for embodiment 286Ce7Ni3Co4Alloy is penetrated using German Bruker AXS companies D8advance X Line diffractometer is analyzed, operating voltage 40KV, operating current 40mA, and x-ray source is that CuK α (λ=0.1542nm) are penetrated Line, sweep speed 0.2sec/step, scanning step are 0.02 °/step, and Fig. 1 is Al provided by the invention86Ce7Ni3Co4With Al86Ce3Y4Ni4Co3The X-ray diffractogram of al based amorphous alloy, the results showed that Al made from embodiment 286Ce7Ni3Co4Alloy is Amorphous structure.Meanwhile by getting rid of with the Al prepared86Ce7Ni3Co4Alloy strip steel rolled stock, for amorphous tape thickness up to 40 μm, width can Up to 4mm, length is analyzed up to 10m using differential scanning calorimeter, and Fig. 2 is Al provided by the invention86Ce7Ni3Co4With Al86Ce3Y4Ni4Co3The DSC curve analysis result figure of al based amorphous alloy, heating rate are 20 DEG C/min, wherein Tx1 and Tx2 The initial temperature of respectively 1 time crystallization and 2 crystallization, Tp1 and Tp2 are respectively the peak value of 1 time and 2 times crystallization temperature, analysis knot Fruit shows Al86Ce7Ni3Co4Alloy strip steel rolled stock is without apparent glass transformation temperature Tg, beginning crystallization temperature is 308K.
1 corrosion resistance testing result table of table
Group Corrosion resistance
Embodiment 1 Without significant change
Embodiment 2 Without significant change
Comparative example 1 Seriously corroded
Corrosion resistance detection, corrosion resistance inspection are carried out to the al based amorphous alloy material that experimental example 1,2 and comparative example 1 obtain Survey carries out in following manner：In dedicated salt fog cabinet, in 50 DEG C, the environment of pH=3, using compressed air by 45g/L Sodium chloride, the acetic acid of 50g/L, 0.24g/L copper chloride solution atomization, be sprayed on the surface of each sample, then by each sample It is put into the humidity chamber that temperature is 45 DEG C, relative humidity is 75% and observes 48h.Corrosion resistance testing result is shown in Table 1, therefrom sees Go out, the sample surfaces of experimental example 1 and 2 do not have significant change, and the sample surfaces seriously corroded in comparative example 1 illustrates system of the present invention The corrosion resistance of standby Al-RE-LTM systems al based amorphous alloy is good.
Pass through RE (RE is one or more combinations in Ce and Y) and LTM from can be seen that the present invention in result above (LTM is one or more combinations in Ni and Co) identical cooperation, can effectively improve amorphous formation ability, while also showing Go out excellent corrosion resistance.
Al-RE-LTM systems al based amorphous alloy prepared by the present invention has the advantages that amorphous formation ability is strong, also shows Excellent corrosion resistance is suitable for coating for watercraft material, meanwhile, present invention process is simple, simple operation, is suitable for industrialization Production, has a vast market foreground.
The better embodiment of the present invention is explained in detail above, but the present invention is not limited to above-mentioned embodiment party Formula, one skilled in the relevant art within the scope of knowledge, can also be without departing from the purpose of the present invention Various changes can be made.There is no necessity and possibility to exhaust all the enbodiments.And it thus amplifies out apparent Variation or variation be still in the protection scope of this invention.

Claims (9)

1. a kind of Al-RE-LTM systems al based amorphous alloy, which is characterized in that the alloy contains comprising following mole atom percentage The each component of amount：Al 85-87%, RE 6-8%, LTM 6-8%；The RE is one or more combinations in Ce and Y；Institute It is one or more combinations in Ni and Co to state LTM.
2. Al-RE-LTM systems according to claim 1 al based amorphous alloy, which is characterized in that the alloy includes as follows The each component of mole atom degree：Al 86%, RE 7%, LTM 7%.
3. Al-RE-LTM systems according to claim 1 or 2 al based amorphous alloy, which is characterized in that described Al, Ce, Y, Ni >=99.99% with the purity of Co.
4. a kind of preparation method of Al-RE-LTM systems as described in any one of claims 1-3 al based amorphous alloy, feature exist In steps are as follows：
1) using simple metal Al, RE and LTM as raw material, by the mole atom degree dispensing；
2) raw material described in step 1) is sequentially placed into according to the sequence of density from small to large in vacuum induction melting furnace, with inertia Gas is protective atmosphere, melt back 7-9 times, until step 1) the raw material melting is uniform, then under protection of argon gas naturally It is cooling, master alloy ingot is made；
3) master alloy ingot obtained in step 2) is put into quartz ampoule, using inert gas as protective atmosphere under conditions of, with height Sample is carried out after frequency inducting remolten gets rid of band to get Al-RE-LTM systems al based amorphous alloy.
5. the preparation method of Al-RE-LTM systems according to claim 4 al based amorphous alloy, which is characterized in that step 1) In, described simple metal Al, RE and LTM first carry out oxide skin and the cleaning that mechanical grinding removes its surface before the use.
6. the preparation method of Al-RE-LTM systems according to claim 5 al based amorphous alloy, which is characterized in that described clear It washes alternately to be cleaned 3 times with alcohol and acetone soln, air-dries.
7. the preparation method of Al-RE-LTM systems according to claim 6 al based amorphous alloy, which is characterized in that step 2) With in step 3), the inert gas is argon gas.
8. the preparation method of Al-RE-LTM systems according to claim 7 al based amorphous alloy, which is characterized in that step 3) In, the condition for getting rid of band is that copper roller linear velocity is 35-50m/s, and the injection temperation of melt is 1000-1200 DEG C, sprays pressure For 0.05-0.3MPa.
9. a kind of use of Al-RE-LTM systems as described in any one of claims 1-3 al based amorphous alloy in preparing non-crystalline material On the way.
CN201810402414.5A 2018-04-28 2018-04-28 A kind of Al-RE-LTM systems al based amorphous alloy and preparation method thereof Pending CN108504967A (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110819928A (en) * 2019-11-01 2020-02-21 河海大学 Powder core wire for preparing Al-Mo-Ni amorphous coating resistant to marine environment corrosion
CN110938786A (en) * 2019-06-20 2020-03-31 中国科学院金属研究所 High-corrosion-resistance Al-TM-RE amorphous aluminum alloy

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Publication number Priority date Publication date Assignee Title
CN101338391A (en) * 2008-08-11 2009-01-07 北京航空航天大学 Quick setting block aluminum alloy with high strength and high ductibility and toughness and method for preparing same
CN107779683A (en) * 2017-11-02 2018-03-09 济南大学 A kind of Al base noncrystal alloys and preparation method thereof

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101338391A (en) * 2008-08-11 2009-01-07 北京航空航天大学 Quick setting block aluminum alloy with high strength and high ductibility and toughness and method for preparing same
CN107779683A (en) * 2017-11-02 2018-03-09 济南大学 A kind of Al base noncrystal alloys and preparation method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110938786A (en) * 2019-06-20 2020-03-31 中国科学院金属研究所 High-corrosion-resistance Al-TM-RE amorphous aluminum alloy
CN110819928A (en) * 2019-11-01 2020-02-21 河海大学 Powder core wire for preparing Al-Mo-Ni amorphous coating resistant to marine environment corrosion

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Application publication date: 20180907