CN105112739A - Corrosion-resistant aluminum alloy material and preparation method thereof - Google Patents
Corrosion-resistant aluminum alloy material and preparation method thereof Download PDFInfo
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- CN105112739A CN105112739A CN201510628617.2A CN201510628617A CN105112739A CN 105112739 A CN105112739 A CN 105112739A CN 201510628617 A CN201510628617 A CN 201510628617A CN 105112739 A CN105112739 A CN 105112739A
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Abstract
The invention discloses a corrosion-resistant aluminum alloy material and a preparation method thereof. The corrosion-resistant aluminum alloy material is formed by processing corrosion-resistant aluminum alloy raw materials. The corrosion-resistant aluminum alloy raw materials are composed of, by weight, 0.6-1.1% of silicone, 0.30-0.6% of copper, 1.4-1.8% of magnesium, smaller than or equal to 0.7% of iron, 0.02-0.05% of titanium, less than or equal to 0.1% of chromium and other elements and the balance aluminum, wherein each element is less than or equal to 0.05%.
Description
Technical field
The application belongs to the field of aluminium alloy of high strength, highly corrosion resistant, specifically, relates to the preparation technology for the anticorrosion aluminium material of tide of motorism exchange system and anticorrosion aluminium material.
Background technology
Current, lightweight is one of trend of China Automobile Industry, and aluminium replaces steel, and aluminium replaces copper to be one of effective way of automotive light weight technology.Aluminium alloy has been successfully applied to cooling system, bodywork system, the chassis system of automobile.But the corrosion resistance nature of the aluminium alloy of traditional heat exchange system and intensity are not very high, cause the situation that possibility generation systems leaks within the automobile military service cycle, inhibit aluminium alloy in the further application of tide of motorism exchange system.The material 3003 and 6061 of use in the past, 3003 corrosion resistance and good, but intensity is low.6063 intensity are high, but poor corrosion resistance, the needs of some particular component of automotive heat exchanger cannot be met all the time completely.
Summary of the invention
In view of this, technical problems to be solved in this application are the problems solving existing common aluminum alloy corrosion resistance nature and undercapacity, provide a kind of preparation technology of anticorrosion aluminium material and a kind of anticorrosion aluminium material.
In order to solve the problems of the technologies described above, this application discloses a kind of preparation technology of anticorrosion aluminium material, comprising the following steps.One anticorrosion aluminium raw material is provided, the weight percent of anticorrosion aluminium raw material consists of: the titanium of the manganese of the silicon of 0.6 ~ 1.1 weight percent, the copper of 0.30 ~ 0.6 weight percent, 1.4 ~ 1.8 weight percents, the iron being less than or equal to 0.7 weight percent, 0.02 ~ 0.05 weight percent, the chromium being less than or equal to 0.1 weight percent, other elements, and each element is less than or equal to 0.05 weight percent and remaining for aluminium.Perform a melting program, anticorrosion aluminium raw material is loaded melting in aluminum alloy smelting furnace and all melt to anticorrosion aluminium raw material, to obtain molten aluminium alloy, the temperature wherein in smelting furnace is 700-760 degree Celsius.Perform a refining procedures, the temperature of refining procedures is 710-750 degree Celsius, and the time of refining procedures is 30-35 minute.Perform one and leave standstill program, the time leaving standstill program is 20-30 minute.By the molten aluminium after standing program through the outer online degasification of stove and 30ppi+50ppi double-stage filtering.Perform a heat top horizontal casting program, obtain aluminium alloy round cast ingot to cast, wherein casting speed is 120-140mm/ minute, and cooling water flow is 6000-8000L/ minute.Aluminium alloy round cast ingot is heated to 580-600 degree Celsius, insulation 8-12 hour.Perform a water-cooled program, fully spread to make the various alloying elements of the inside of aluminium alloy round cast ingot and eliminate grain segregation.
In order to solve the problems of the technologies described above, this application discloses a kind of anticorrosion aluminium material, this anticorrosion aluminium material is formed by an anticorrosion aluminium Raw material processing, the weight percent of this anticorrosion aluminium raw material consists of: the silicon of 0.6 ~ 1.1 weight percent, the copper of 0.30 ~ 0.6 weight percent, the manganese of 1.4 ~ 1.8 weight percents, be less than or equal to the iron of 0.7 weight percent, the titanium of 0.02 ~ 0.05 weight percent, be less than or equal to the chromium of 0.1 weight percent, other elements, each element is less than or equal to 0.05 weight percent, and remaining be aluminium.
In order to solve the problems of the technologies described above, this application discloses a kind of anticorrosion aluminium material, anticorrosion aluminium material is prepared by above-mentioned preparation technology.
As mentioned above, the application determines a kind of preparation technology and anticorrosion aluminium material of anticorrosion aluminium material, by the ratio of optimized alloy component and the holding temperature of homogenizing and soaking time, obtain the aluminium alloy of a kind of high strength, highly corrosion resistant, under equal etching condition, its corrosion resistance comparatively common aluminum alloy is enhanced about more than once.Tensile strength exceeds about 50% than similar alloy simultaneously.
Certainly, the arbitrary product implementing the application must not necessarily need to reach above-described all technique effects simultaneously.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present application, and form a application's part, the schematic description and description of the application, for explaining the application, does not form the improper restriction to the application.In the accompanying drawings:
Fig. 1 is the schema of the preparation technology of the anticorrosion aluminium material of the embodiment of the present application.
Embodiment
Drawings and Examples will be coordinated below to describe the embodiment of the application in detail, by this to the application how utilisation technology means solve technical problem and the implementation procedure reaching technology effect can fully understand and implement according to this.
Refer to Fig. 1, Fig. 1 is the schema of the preparation technology of the anticorrosion aluminium material of the embodiment of the present application.The preparation technology of the anticorrosion aluminium material of the application comprises following steps:
S01: an anticorrosion aluminium raw material is provided, the weight percent of anticorrosion aluminium raw material consists of: the titanium of the manganese of the silicon of 0.6 ~ 1.1 weight percent, the copper of 0.30 ~ 0.6 weight percent, 1.4 ~ 1.8 weight percents, the iron being less than or equal to 0.7 weight percent, 0.02 ~ 0.05 weight percent, the chromium being less than or equal to 0.1 weight percent, other elements, and each element is less than or equal to 0.05 weight percent and remaining for aluminium.
S02: perform a melting program, anticorrosion aluminium raw material is loaded melting in aluminum alloy smelting furnace and all melt to anticorrosion aluminium raw material, to obtain molten aluminium alloy, the temperature wherein in smelting furnace is 700-760 degree Celsius.
S03: perform a refining procedures, the temperature of refining procedures is 710-750 degree Celsius, and the time of refining procedures is 30-35 minute.
S04: perform one and leave standstill program, the time leaving standstill program is 20-30 minute.
S05: by the molten aluminium after standing program through the outer online degasification of stove and 30ppi+50ppi double-stage filtering.
S06: perform a heat top horizontal casting program, obtain aluminium alloy round cast ingot to cast, wherein casting speed is 120-140mm/ minute, and cooling water flow is 6000-8000L/ minute.
S07: aluminium alloy round cast ingot is heated to 580-600 degree Celsius, insulation 8-12 hour.
S08: perform a water-cooled program, fully spreads to make the various alloying elements of the inside of aluminium alloy round cast ingot and eliminates grain segregation.
In step S01, the impact of the weight percent composition of anticorrosion aluminium raw material is as described below.
Silicon: major effect intensity.Specifically, when silicon is lower than 0.6 weight percent, intensity can not meet the demands; When silicon is greater than 1.1 weight percent, extrusion ratio is more difficult.
Copper: affect intensity.Specifically, when copper is less than 0.3 weight percent, intensity can reduce; When copper is greater than 0.6 weight percent, reduce erosion resistance.
Manganese: can intensity be improved.Meanwhile, manganese also can crystal grain thinning, improves erosion resistance.Specifically, when manganese is lower than 1.4 weight percent, intensity reduces; When manganese is higher than 1.8 weight percent, do not gain in strength and the effect of corrosion resistance nature.
Iron, titanium, chromium: the element of crystal grain thinning.If add a certain amount of iron, titanium, chromium, the effect of inhibiting grain growth can be had.Less crystal grain, corrosion resistance nature is higher.
The embodiment of the present application one to embodiment ten is prepared according to above-mentioned flow process, wherein, shown in the weight percent table composed as follows of anticorrosion aluminium raw material.
| Silicon | Copper | Manganese | Iron | Titanium | Chromium | Aluminium | |
| One | 0.600％ | 0.300％ | 1.400％ | 0.100％ | 0.020％ | 0.010％ | 97.570％ |
| Two | 0.723％ | 0.489％ | 1.492％ | 0.192％ | 0.029％ | 0.021％ | 97.054％ |
| Three | 1.090％ | 0.578％ | 1.472％ | 0.671％ | 0.042％ | 0.042％ | 96.105％ |
| Four | 0.986％ | 0.502％ | 1.783％ | 0.280％ | 0.049％ | 0.057％ | 96.343％ |
| Five | 0.872％ | 0.442％ | 1.677％ | 0.665％ | 0.033％ | 0.086％ | 96.225％ |
| Six | 0.763％ | 0.581％ | 1.642％ | 0.284％ | 0.027％ | 0.093％ | 96.610％ |
| Seven | 0.803％ | 0.392％ | 1.721％ | 0.010％ | 0.036％ | 0.063％ | 96.975％ |
| Eight | 0.962％ | 0.415％ | 1.592％ | 0.672％ | 0.047％ | 0.077％ | 96.235％ |
| Nine | 0.682％ | 0.398％ | 1.788％ | 0.184％ | 0.050％ | 0.006％ | 96.892％ |
| Ten | 1.100％ | 0.600％ | 1.800％ | 0.700％ | 0.050％ | 0.100％ | 95.650％ |
As mentioned above, the application determines a kind of preparation technology and anticorrosion aluminium material of anticorrosion aluminium material, and the phase can be used for for tide of motorism exchange system (such as: water tank of vehicle).The application is by the ratio of optimized alloy component and the holding temperature of homogenizing and soaking time, and obtain the aluminium alloy of a kind of high strength, highly corrosion resistant, under equal etching condition, its corrosion resistance comparatively common aluminum alloy is enhanced about more than once.Tensile strength exceeds about 50% than similar alloy simultaneously.
Above-mentioned explanation illustrate and describes some preferred embodiments of the present invention, but as previously mentioned, be to be understood that the present invention is not limited to the form disclosed by this paper, should not regard the eliminating to other embodiments as, and can be used for other combinations various, amendment and environment, and can in invention contemplated scope described herein, changed by the technology of above-mentioned instruction or association area or knowledge.And the change that those skilled in the art carry out and change do not depart from the spirit and scope of the present invention, then all should in the protection domain of claims of the present invention.
Claims (3)
1. a preparation technology for anticorrosion aluminium material, is characterized in that, comprises the following steps:
One anticorrosion aluminium raw material is provided, the weight percent of this anticorrosion aluminium raw material consists of: the titanium of the manganese of the silicon of 0.6 ~ 1.1 weight percent, the copper of 0.30 ~ 0.6 weight percent, 1.4 ~ 1.8 weight percents, the iron being less than or equal to 0.7 weight percent, 0.02 ~ 0.05 weight percent, the chromium being less than or equal to 0.1 weight percent, other elements, and each element is less than or equal to 0.05 weight percent and remaining for aluminium;
Perform a melting program, this anticorrosion aluminium raw material is loaded melting in aluminum alloy smelting furnace and all melt to this anticorrosion aluminium raw material, to obtain molten aluminium alloy, the temperature wherein in smelting furnace is 700-760 degree Celsius;
Perform a refining procedures, the temperature of this refining procedures is 710-750 degree Celsius, and the time of this refining procedures is 30-35 minute;
Perform one and leave standstill program, the time of this standing program is 20-30 minute;
By the molten aluminium after this standing program through the outer online degasification of stove and 30ppi+50ppi double-stage filtering;
Perform a heat top horizontal casting program, obtain aluminium alloy round cast ingot to cast, wherein casting speed is 120-140mm/ minute, and cooling water flow is 6000-8000L/ minute;
This aluminium alloy round cast ingot is heated to 580-600 degree Celsius, insulation 8-12 hour; And
Perform a water-cooled program, fully spread to make the various alloying elements of the inside of this aluminium alloy round cast ingot and eliminate grain segregation.
2. an anticorrosion aluminium material, it is characterized in that, this anticorrosion aluminium material is formed by an anticorrosion aluminium Raw material processing, the weight percent of this anticorrosion aluminium raw material consists of: the titanium of the manganese of the silicon of 0.6 ~ 1.1 weight percent, the copper of 0.30 ~ 0.6 weight percent, 1.4 ~ 1.8 weight percents, the iron being less than or equal to 0.7 weight percent, 0.02 ~ 0.05 weight percent, the chromium being less than or equal to 0.1 weight percent, other elements, and each element is less than or equal to 0.05 weight percent and remaining for aluminium.
3. an anticorrosion aluminium material, is characterized in that, this anticorrosion aluminium material is prepared by preparation technology according to claim 1.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105838935A (en) * | 2016-06-17 | 2016-08-10 | 安徽天祥空调科技有限公司 | Anti-corrosion cast aluminum alloy material for radiator and manufacturing method for anti-corrosion cast aluminum alloy material |
| CN107739857A (en) * | 2017-10-04 | 2018-02-27 | 长沙仲善新能源科技有限公司 | The preparation technology and anticorrosion aluminium material of anticorrosion aluminium material |
| CN115927920A (en) * | 2022-12-24 | 2023-04-07 | 南通恒金复合材料有限公司 | High-strength corrosion-resistant water-cooling plate and preparation method thereof |
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| CN1938439A (en) * | 2004-03-31 | 2007-03-28 | 海德鲁铝业德国有限责任公司 | Heat-resistant aluminium alloy for heat exchangers |
| CN102943193A (en) * | 2012-12-11 | 2013-02-27 | 丛林集团有限公司 | Grain refinement machining process of hard aluminium alloy cast ingot |
| CN103122428A (en) * | 2011-11-18 | 2013-05-29 | 萨帕铝热传输(上海)有限公司 | Brazing aluminum alloy composite pipe and production method thereof |
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- 2015-09-28 CN CN201510628617.2A patent/CN105112739A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1938439A (en) * | 2004-03-31 | 2007-03-28 | 海德鲁铝业德国有限责任公司 | Heat-resistant aluminium alloy for heat exchangers |
| CN103122428A (en) * | 2011-11-18 | 2013-05-29 | 萨帕铝热传输(上海)有限公司 | Brazing aluminum alloy composite pipe and production method thereof |
| CN102943193A (en) * | 2012-12-11 | 2013-02-27 | 丛林集团有限公司 | Grain refinement machining process of hard aluminium alloy cast ingot |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105838935A (en) * | 2016-06-17 | 2016-08-10 | 安徽天祥空调科技有限公司 | Anti-corrosion cast aluminum alloy material for radiator and manufacturing method for anti-corrosion cast aluminum alloy material |
| CN107739857A (en) * | 2017-10-04 | 2018-02-27 | 长沙仲善新能源科技有限公司 | The preparation technology and anticorrosion aluminium material of anticorrosion aluminium material |
| CN115927920A (en) * | 2022-12-24 | 2023-04-07 | 南通恒金复合材料有限公司 | High-strength corrosion-resistant water-cooling plate and preparation method thereof |
| CN115927920B (en) * | 2022-12-24 | 2024-04-05 | 南通恒金复合材料有限公司 | High-strength corrosion-resistant water cooling plate and preparation method thereof |
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