CN104451290A - Iron-aluminum alloy and manufacturing process thereof - Google Patents
Iron-aluminum alloy and manufacturing process thereof Download PDFInfo
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- CN104451290A CN104451290A CN201410846723.3A CN201410846723A CN104451290A CN 104451290 A CN104451290 A CN 104451290A CN 201410846723 A CN201410846723 A CN 201410846723A CN 104451290 A CN104451290 A CN 104451290A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
- C22C21/06—Alloys based on aluminium with magnesium as the next major constituent
- C22C21/08—Alloys based on aluminium with magnesium as the next major constituent with silicon
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- 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
- C22C1/026—Alloys based on aluminium
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- 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
- C22C1/06—Making non-ferrous alloys with the use of special agents for refining or deoxidising
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- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
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Abstract
The invention relates to the technical field of deep machining of aluminum alloy materials, in particular to iron-aluminum alloy and a manufacturing process of the iron-aluminum alloy. The iron-aluminum alloy comprises the following components of, by weight, 0.3% to 0.45% of silicon, 0.15% to 0.2% of iron, 0.25% to 0.35% of copper, 0.45% to 0.6% of magnesium, 0.05% to 0.07% of manganese, 0.1% to 0.15% of zinc and the balance aluminum. When the manufactured iron-aluminum alloy is used for preparing an aluminum alloy product, the surface of the product is not rough or blackened, no hot dead zone exists when hot extrusion is conducted on the product, and therefore the surface of the product can be prevented from being blackened.
Description
Technical field
The present invention relates to aluminum alloy materials deep process technology field, be specifically related to a kind of iron-aluminium alloy and manufacturing process thereof.
Background technology
In Al-alloy products, iron dust in impurity element, but all can also exist due to ferro element in all metals, unavoidable equally in aluminium alloy.And iron has the greatest impact to aluminium alloy, Al-alloy products especially can be made to there is the bad phenomenon such as surface irregularity, surface blackening, and the existence will stopping ferro element is completely impossible, can only control the proportion of ferro element well.
Wherein, ferro element makes the surface of Al-alloy products produce the reason of bad phenomenon mainly because the fusing point of iron is high, to make iron melt in the temperature of aluminium founding, therefore, alloy product of the prior art just there will be the xln different from aluminium, thus just defines the bad phenomenon such as surface irregularity, surface blackening.In addition, because the fusing point of iron is different with the fusing point of aluminium, thus make alloy product of the prior art when hot extrusion, also can there is heat " dead band ", this " dead band " also causes the phenomenon of the surface blackening of product because of the reason of iron.
Summary of the invention
An object of the present invention is for the deficiencies in the prior art, provides a kind of product surface not coarse and iron-the aluminium alloy do not turned black.
Two of object of the present invention is for the deficiencies in the prior art, provides a kind of product surface not coarse and the manufacturing process of the iron-aluminium alloy do not turned black.
One of to achieve these goals, the present invention adopts following technical scheme:
There is provided a kind of iron-aluminium alloy, it comprises the component of following weight percent:
Silicon 0.3% ~ 0.45%
Iron 0.15% ~ 0.2%
Copper 0.25% ~ 0.35%
Magnesium 0.45% ~ 0.6%
Manganese 0.05% ~ 0.07%
Zinc 0.1% ~ 0.15%
All the other are aluminium.
Preferably, a kind of iron-aluminium alloy, it comprises the component of following weight percent:
Silicon 0.4%
Iron 0.18%
Copper 0.3%
Magnesium 0.5%
Manganese 0.06%
Zinc 0.12%
All the other are aluminium.
To achieve these goals two, the present invention adopts following technical scheme:
There is provided a kind of manufacturing process of iron-aluminium alloy, it comprises the following steps:
Step one, molten alloy: drop into the silicon of aluminium ingot and formula ratio, iron, copper, magnesium, manganese and zinc in sintering oven, obtains melting mixing liquid after carrying out high-temperature fusion;
Step 2, nitrogen refining: pass into nitrogen and carry out refining degasification in the melting mixing liquid that step one obtains, obtain refine molten mixed solution;
Step 3, first time chemical examination: first time chemical examination is carried out to detect degassing effect to the refine molten mixed solution that step 2 obtains;
Step 4, leaves standstill: leave standstill 20 minutes ~ 30 minutes to the refine molten mixed solution of step 3;
Step 5, nitrogen secondary refining: the refine molten mixed solution after leaving standstill step 4 carries out second time nitrogen refining degasification, obtains secondary refining melting mixing liquid;
Step 6, second time chemical examination: second time chemical examination is carried out to detect degassing effect to the secondary refining melting mixing liquid that step 5 obtains;
Step 7, leaves standstill: leave standstill 20 minutes ~ 30 minutes to the secondary refining melting mixing liquid of step 6;
Step 8, filters: the secondary refining melting mixing liquid after leaving standstill step 7 filters to remove impurity, obtains impurity elimination fused solution;
Step 9, casting: the impurity elimination fused solution utilizing step 8 to obtain carries out casting iron-aluminium alloy.
Compared with prior art, beneficial effect is in the present invention:
(1) a kind of iron-aluminium alloy provided by the invention, because the content of iron is few, not coarse and do not turn black with the surface of the standby product of this iron-aluminum alloy.
(2) a kind of iron-aluminium alloy provided by the invention, because the content of iron is few, with the standby product of this iron-aluminum alloy through hot extrusion time can not there is heat " dead band ", thus the surface blackening of product can be avoided.
(3) manufacturing process of a kind of iron-aluminium alloy provided by the invention, have technique simple, production cost is low, can be applicable to scale operation.
Embodiment
In order to make technical problem solved by the invention, technical scheme and beneficial effect clearly understand, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
embodiment 1.
A kind of iron-aluminium alloy, it comprises the component of following weight:
Silicon 0.4 kg, iron 0.18 kg, copper 0.3 kg, magnesium 0.5 kg, manganese 0.06 kg, zinc 0.12kg, all the other are aluminium.
The manufacturing process of above-mentioned iron-aluminium alloy is as follows:
Step one, molten alloy: be drop into the silicon of aluminium ingot and formula ratio, iron, copper, magnesium, manganese and zinc in 480 DEG C of sintering ovens toward temperature, obtains melting mixing liquid after carrying out high-temperature fusion;
Step 2, nitrogen refining: pass into nitrogen and carry out refining degasification in the melting mixing liquid that step one obtains, obtain refine molten mixed solution;
Step 3, first time chemical examination: first time chemical examination is carried out to detect degassing effect to the refine molten mixed solution that step 2 obtains;
Step 4, leaves standstill: leave standstill 25 minutes to the refine molten mixed solution of step 3;
Step 5, nitrogen secondary refining: the refine molten mixed solution after leaving standstill step 4 carries out second time nitrogen refining degasification, obtains secondary refining melting mixing liquid;
Step 6, second time chemical examination: second time chemical examination is carried out to detect degassing effect to the secondary refining melting mixing liquid that step 5 obtains;
Step 7, leaves standstill: leave standstill 25 minutes to the secondary refining melting mixing liquid of step 6;
Step 8, filters: the secondary refining melting mixing liquid after leaving standstill step 7 filters to remove impurity, obtains impurity elimination fused solution;
Step 9, casting: the impurity elimination fused solution utilizing step 8 to obtain carries out casting iron-aluminium alloy.
When the obtained iron-aluminium alloy of the present embodiment is for the preparation of alloy product, the surface of product is not coarse and do not turn black, and product can not also exist heat " dead band " when hot extrusion, thus can avoid the surface blackening of product.
embodiment 2.
A kind of iron-aluminium alloy, it comprises the component of following weight:
Silicon 0.3 kg, iron 0.15 kg, copper 0.25 kg, magnesium 0.45 kg, manganese 0.05 kg, zinc 0.1kg, all the other are aluminium.
The manufacturing process of above-mentioned iron-aluminium alloy is as follows:
Step one, molten alloy: be drop into the silicon of aluminium ingot and formula ratio, iron, copper, magnesium, manganese and zinc in 450 DEG C of sintering ovens toward temperature, obtains melting mixing liquid after carrying out high-temperature fusion;
Step 2, nitrogen refining: pass into nitrogen and carry out refining degasification in the melting mixing liquid that step one obtains, obtain refine molten mixed solution;
Step 3, first time chemical examination: first time chemical examination is carried out to detect degassing effect to the refine molten mixed solution that step 2 obtains;
Step 4, leaves standstill: leave standstill 20 minutes to the refine molten mixed solution of step 3;
Step 5, nitrogen secondary refining: the refine molten mixed solution after leaving standstill step 4 carries out second time nitrogen refining degasification, obtains secondary refining melting mixing liquid;
Step 6, second time chemical examination: second time chemical examination is carried out to detect degassing effect to the secondary refining melting mixing liquid that step 5 obtains;
Step 7, leaves standstill: leave standstill 20 minutes to the secondary refining melting mixing liquid of step 6;
Step 8, filters: the secondary refining melting mixing liquid after leaving standstill step 7 filters to remove impurity, obtains impurity elimination fused solution;
Step 9, casting: the impurity elimination fused solution utilizing step 8 to obtain carries out casting iron-aluminium alloy.
When the obtained iron-aluminium alloy of the present embodiment is for the preparation of alloy product, the surface of product is not coarse and do not turn black, and product can not also exist heat " dead band " when hot extrusion, thus can avoid the surface blackening of product.
embodiment 3.
A kind of iron-aluminium alloy, it comprises the component of following weight:
Silicon 0.45 kg, iron 0.2 kg, copper 0.35 kg, magnesium 0.6 kg, manganese 0.07 kg, zinc 0.15kg, all the other are aluminium.
The manufacturing process of above-mentioned iron-aluminium alloy is as follows:
Step one, molten alloy: be drop into the silicon of aluminium ingot and formula ratio, iron, copper, magnesium, manganese and zinc in 500 DEG C of sintering ovens toward temperature, obtains melting mixing liquid after carrying out high-temperature fusion;
Step 2, nitrogen refining: pass into nitrogen and carry out refining degasification in the melting mixing liquid that step one obtains, obtain refine molten mixed solution;
Step 3, first time chemical examination: first time chemical examination is carried out to detect degassing effect to the refine molten mixed solution that step 2 obtains;
Step 4, leaves standstill: leave standstill 30 minutes to the refine molten mixed solution of step 3;
Step 5, nitrogen secondary refining: the refine molten mixed solution after leaving standstill step 4 carries out second time nitrogen refining degasification, obtains secondary refining melting mixing liquid;
Step 6, second time chemical examination: second time chemical examination is carried out to detect degassing effect to the secondary refining melting mixing liquid that step 5 obtains;
Step 7, leaves standstill: leave standstill 30 minutes to the secondary refining melting mixing liquid of step 6;
Step 8, filters: the secondary refining melting mixing liquid after leaving standstill step 7 filters to remove impurity, obtains impurity elimination fused solution;
Step 9, casting: the impurity elimination fused solution utilizing step 8 to obtain carries out casting iron-aluminium alloy.
When the obtained iron-aluminium alloy of the present embodiment is for the preparation of alloy product, the surface of product is not coarse and do not turn black, and product can not also exist heat " dead band " when hot extrusion, thus can avoid the surface blackening of product.
Finally should be noted that; above embodiment is only in order to illustrate technical scheme of the present invention; but not limiting the scope of the invention; although done to explain to the present invention with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify to technical scheme of the present invention or equivalent replacement, and not depart from essence and the scope of technical solution of the present invention.
Claims (6)
1. iron-aluminium alloy, is characterized in that: it comprises the component of following weight percent:
Silicon 0.3% ~ 0.45%
Iron 0.15% ~ 0.2%
Copper 0.25% ~ 0.35%
Magnesium 0.45% ~ 0.6%
Manganese 0.05% ~ 0.07%
Zinc 0.1% ~ 0.15%
All the other are aluminium.
2. a kind of iron-aluminium alloy according to claim 1, is characterized in that: it comprises the component of following weight percent:
Silicon 0.4%
Iron 0.18%
Copper 0.3%
Magnesium 0.5%
Manganese 0.06%
Zinc 0.12%
All the other are aluminium.
3. the manufacturing process of a kind of iron-aluminium alloy described in claim 1 to 2 any one, is characterized in that: it comprises the following steps:
Step one, molten alloy: drop into the silicon of aluminium ingot and formula ratio, iron, copper, magnesium, manganese and zinc in sintering oven, obtains melting mixing liquid after carrying out high-temperature fusion;
Step 2, nitrogen refining: pass into nitrogen and carry out refining degasification in the melting mixing liquid that step one obtains, obtain refine molten mixed solution;
Step 3, first time chemical examination: first time chemical examination is carried out to detect degassing effect to the refine molten mixed solution that step 2 obtains;
Step 4, leaves standstill: leave standstill certain hour to the refine molten mixed solution of step 3;
Step 5, nitrogen secondary refining: the refine molten mixed solution after leaving standstill step 4 carries out second time nitrogen refining degasification, obtains secondary refining melting mixing liquid;
Step 6, second time chemical examination: second time chemical examination is carried out to detect degassing effect to the secondary refining melting mixing liquid that step 5 obtains;
Step 7, leaves standstill: leave standstill certain hour to the secondary refining melting mixing liquid of step 6;
Step 8, filters: the secondary refining melting mixing liquid after leaving standstill step 7 filters to remove impurity, obtains impurity elimination fused solution;
Step 9, casting: the impurity elimination fused solution utilizing step 8 to obtain carries out casting iron-aluminium alloy.
4. the manufacturing process of a kind of iron-aluminium alloy according to claim 3, is characterized in that: in described step one, and the temperature of described sintering oven is 450 DEG C ~ 500 DEG C.
5. the manufacturing process of a kind of iron-aluminium alloy according to claim 3, is characterized in that: in described step 4, leaves standstill 20 minutes ~ 30 minutes to the refine molten mixed solution of step 3.
6. the manufacturing process of a kind of iron-aluminium alloy according to claim 3, is characterized in that: in described step 7, leaves standstill 20 minutes ~ 30 minutes to the secondary refining melting mixing liquid of step 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410846723.3A CN104451290A (en) | 2014-12-31 | 2014-12-31 | Iron-aluminum alloy and manufacturing process thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410846723.3A CN104451290A (en) | 2014-12-31 | 2014-12-31 | Iron-aluminum alloy and manufacturing process thereof |
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| CN104451290A true CN104451290A (en) | 2015-03-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11203801B2 (en) | 2019-03-13 | 2021-12-21 | Novelis Inc. | Age-hardenable and highly formable aluminum alloys and methods of making the same |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007076980A1 (en) * | 2006-01-06 | 2007-07-12 | Aleris Aluminum Duffel Bvba | Aluminium alloy sheet for automotive applications and structural automobile body member provided with said aluminium alloy sheet |
| CN101294254A (en) * | 2008-05-23 | 2008-10-29 | 徐友才 | Photovoltaic solar frame aluminium alloy section with overlength service-life, production method and structure thereof |
| CN102676862A (en) * | 2012-05-31 | 2012-09-19 | 无锡格莱德科技有限公司 | Process for manufacturing aluminum alloy ingot |
-
2014
- 2014-12-31 CN CN201410846723.3A patent/CN104451290A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007076980A1 (en) * | 2006-01-06 | 2007-07-12 | Aleris Aluminum Duffel Bvba | Aluminium alloy sheet for automotive applications and structural automobile body member provided with said aluminium alloy sheet |
| CN101294254A (en) * | 2008-05-23 | 2008-10-29 | 徐友才 | Photovoltaic solar frame aluminium alloy section with overlength service-life, production method and structure thereof |
| CN102676862A (en) * | 2012-05-31 | 2012-09-19 | 无锡格莱德科技有限公司 | Process for manufacturing aluminum alloy ingot |
Non-Patent Citations (1)
| Title |
|---|
| 李念奎 等: "《铝合金材料及其热处理技术》", 30 April 2012 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11203801B2 (en) | 2019-03-13 | 2021-12-21 | Novelis Inc. | Age-hardenable and highly formable aluminum alloys and methods of making the same |
| US11932924B2 (en) | 2019-03-13 | 2024-03-19 | Novelis, Inc. | Age-hardenable and highly formable aluminum alloys and methods of making the same |
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Application publication date: 20150325 |
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