CN102605226A - Aluminum alloy material and method for manufacturing same - Google Patents
Aluminum alloy material and method for manufacturing same Download PDFInfo
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- CN102605226A CN102605226A CN2012100420051A CN201210042005A CN102605226A CN 102605226 A CN102605226 A CN 102605226A CN 2012100420051 A CN2012100420051 A CN 2012100420051A CN 201210042005 A CN201210042005 A CN 201210042005A CN 102605226 A CN102605226 A CN 102605226A
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Abstract
The invention discloses an aluminum alloy material which comprises the following components in percent by weight: 9.0-10.5% of Si, 1.8-2.0% of Cu, 0.35-0.45% of Mg, 0.35-0.50% of Mn, 0.1-0.2% of Ti, 0.015-0.02% of Sr, 0.45% of Fe or less, 0.01% of Sn or less, 0.015% of Pb or less and the balance of Al and unavoidable impurities. The invention further discloses a method for manufacturing the aluminum alloy material. According to the technical scheme of the method, the percent content and the ratio of the components of the product are optimized, the mechanical properties of the product are improved, and the process for processing the product is optimized. The product has low thermal shrinkage tendency, small liquid-solid phase temperature interval and good compactness and reaches other functional standards. The performance stability of the thermal spots of the product is improved.
Description
Technical field
The present invention relates to a kind of aluminum alloy materials and method of manufacture thereof.
Background technology
Aluminum alloy materials has good hardness and toughness, has lower density simultaneously, is widely used in automobile fitting processing and manufacturing industry.A kind of cooling tube of heavy card and inlet pipe pipe fitting, residing Working environment require such pipe fitting to have good comprehensive mechanical performance, have high temperature resistant, corrosion-resistant simultaneously and have machinability and the material compactness of getting ready concurrently.Heavily mostly these type of pipe fittings such as the cooling tube of card and inlet pipe are foundry goods, are prone to thermal center on the product structure, and product is relatively poor at the stability at thermal center place.
Summary of the invention
The technical problem that the present invention will solve provides a kind of aluminum alloy materials, can effectively solve the relatively poor problem of stability at product thermal center place.
For solving the problems of the technologies described above, technical scheme provided by the invention is a kind of aluminum alloy materials, comprises the following component of calculating by percentage to the quality: Si 9.0-10.5%; Cu 1.8-2.0%, Mg 0.35-0.45%, Mn 0.35-0.50%; Ti 0.1-0.2%, Sr 0.015-0.02%, Fe≤0.45%; Sn≤0.01%, Pb≤0.015%, and Al and unavoidable impurity.This programme has been optimized the mass percent of product material component, has obtained the proportioning of material composition preferably, has effectively promoted the comprehensive mechanical performance of product.
As a kind of improvement, described a kind of aluminum alloy materials, comprise the following component of calculating by percentage to the quality: Si 10.5%, and Cu 1.95%; Mg 0.45%, and Mn 0.50%, and Ti 0.2%, and Sr 0.02%; Fe 0.4%, and Sn 0.01%, and Pb 0.015%, and Al and unavoidable impurity.More excellent material composition proportioning data have further been optimized the comprehensive mechanical performance of product, and have effectively suppressed the pumping property of Si in the alloy material.
As a kind of improvement, described a kind of aluminum alloy materials, comprise the following component of calculating by percentage to the quality: Si 9.5%, and Cu 1.9%; Mg 0.4%, and Mn 0.50%, and Ti 0.2%, and Sr 0.02%; Fe 0.4%, and Sn 0.01%, and Pb 0.015%, and Al and unavoidable impurity.More excellent material composition proportioning data have further been optimized the comprehensive mechanical performance of product, and realize effectively having forgone the pumping property of Si in the alloy material.
As a kind of improvement, described a kind of aluminum alloy materials, comprise the following component of calculating by percentage to the quality: Si 9.0%, and Cu 1.8%; Mg 0.35%, and Mn 0.35%, and Ti 0.1%, and Sr 0.15%; Fe 0.45%, and Sn 0.01%, and Pb 0.015%, and Al and unavoidable impurity.More excellent material composition proportioning data when realizing further optimizing the comprehensive mechanical performance of product, have reduced the usage quantity of expensive, have reduced cost of goods manifactured.
The present invention also comprises a kind of method of making described a kind of aluminum alloy materials, comprises following procedure of processing: 1) in the aluminium liquid of preparation, add the following component batching of calculating by percentage to the quality: Si 9.0-10.5%, Cu1.8-2.0%; Mg 0.35-0.45%, Mn 0.35-0.50%, Ti 0.1-0.2%; Sr 0.015-0.02%; Fe≤0.45%, Sn≤0.01%, Pb≤0.015%; 2) batching in the fusing step 1) makes liquation; 3) to step 2) the liquation refinement and denaturation that makes; 4) pour into a mould; 5) preparation and detection coupon; 6) produce the product foundry goods.New product manufacture, help that product reached that low, the liquid-solid phase of material pyrocondensation pine tendency temperature interval is little, material compactness is good product functionality require standard, promoted the stability at product thermal center place.
Technical scheme provided by the invention has been optimized product material percentages of ingredients content, has reached the proportioning of more excellent material composition, has promoted the comprehensive mechanical performance of product; More excellent product processing technique, help that product reached that low, the liquid-solid phase of material pyrocondensation pine tendency temperature interval is little, material compactness is good the product functionality standard, promoted the stability at product thermal center place.
Embodiment
Embodiment one:
A kind of aluminum alloy materials that the present invention program provides, comprise the following component of calculating by percentage to the quality: Si 10.5%, and Cu 1.95%, and Mg 0.45%; Mn 0.50%, and Ti 0.2%, and Sr 0.02%, and Fe 0.4%; Sn 0.01%, and Pb 0.015%, and Al and unavoidable impurity.The material composition data parameters is more detailed; More excellent material composition mass percent has further been optimized the comprehensive mechanical performance of product, the convenient simultaneously accuracy that realizes the product processing operation; New material mixture ratio has effectively suppressed the pumping property of Si in the alloy material.
Embodiment two:
The described a kind of aluminum alloy materials of present embodiment comprises the following component of calculating by percentage to the quality: Si9.5%, and Cu 1.9%, and Mg 0.4%; Mn 0.50%, and Ti 0.2%, and Sr 0.02%, and Fe 0.4%; Sn 0.01%, and Pb 0.015%, and Al and unavoidable impurity.Material property parameter is equipped with more excellent material composition mass percent, has further optimized the comprehensive mechanical performance of product, convenient simultaneously accuracy and the security that realizes the product processing operation.
Embodiment three:
The described a kind of aluminum alloy materials of present embodiment comprises the following component of calculating by percentage to the quality: Si9.0%, and Cu 1.8%, and Mg 0.35%; Mn 0.35%, and Ti 0.1%, and Sr 0.15%, and Fe 0.4%; Sn 0.01%, and Pb 0.015%, and Al and unavoidable impurity.Material property parameter is equipped with more excellent material composition mass percent, when guaranteeing further to have optimized the comprehensive mechanical performance of product, has reduced the usage quantity of expensive, has reduced cost of goods manifactured.
The effect of effective element is following in the component of the aluminum alloy materials in the such scheme: Si: help to promote the flowability of molten aluminium alloy and the reinforcement of molten aluminium alloy tissue; The inspiratory capacity that content surpasses 10% o'clock alloy product increases; In such scheme; The material composition ratio of institute's adapted has effectively suppressed the pumping property of Si in the alloy material, realizes that the ratio of Si in the material composition is up to 10.5%; Cu: the strengthening element in the alloy product; Help to improve the cutting ability and the alloy strength of product; Content surpasses the shrinkage porosite property increase of 2% o'clock alloy, in such scheme, and the material composition ratio of institute's adapted; The influence of Cu of having forgone, the ratio that adopts Cu in the material composition to the shrinkage porosite property of alloy height in 2.0%; Mg: the solution strengthening element in the alloy; Minimum content 0.2%, Mg are to be prone to the oxidation element, and the content height is influential to the metal mold gravity casting product; In such scheme; The material composition ratio of institute's adapted, the influence of Mg of effectively having forgone to the metal casting product, the employing scheme is lower than 0.45% for the material mixture ratio ratio; Mn: can thinning microstructure, reduce the influence of harmful element Fe, and in material composition of the present invention, suitably reduced the content of Fe, further reduced the harmful effect of Fe; Ti: play refining effect, improve the mechanical property of alloy to alloy structure; Sr: the fining agent of product castingprocesses significantly improves the product mechanical property.
The present invention also provides the method for making above-mentioned a kind of aluminum alloy materials, comprises following procedure of processing: 1) in the aluminium liquid of preparation, add the following component batching of calculating by percentage to the quality: Si 9.0-10.5%, Cu1.8-2.0%; Mg 0.35-0.45%, Mn 0.35-0.50%, Ti 0.1-0.2%; Sr 0.015-0.02%; Fe≤0.45%, Sn≤0.01%, Pb≤0.015%; 2) batching in the fusing step 1) makes liquation; 3) to step 2) the liquation refinement and denaturation that makes; 4) pour into a mould; 5) preparation and detection coupon; 6) produce the product foundry goods.New product manufacture, help that product reached that low, the liquid-solid phase of material pyrocondensation pine tendency temperature interval is little, material compactness is good product functionality require standard, promoted the stability at product thermal center place; Simultaneously more excellent alloy material proportioning process is realized effectively having contained the pumping property of Si in the alloy material, having reduced the influence of Cu to the shrinkage porosite property of alloy.
Except that above-mentioned preferred embodiment, the present invention also has other embodiment, and those skilled in the art can make various changes and distortion according to the present invention, only otherwise break away from spirit of the present invention, all should belong to the defined scope of accompanying claims of the present invention.
Claims (5)
1. an aluminum alloy materials is characterized in that: comprise the following component of calculating by percentage to the quality: Si9.0-10.5%, Cu 1.8-2.0%; Mg 0.35-0.45%, Mn 0.35-0.50%, Ti 0.1-0.2%; Sr 0.015-0.02%, Fe≤0.45%, Sn≤0.01%; Pb≤0.015%, and Al and unavoidable impurity.
2. a kind of aluminum alloy materials according to claim 1 is characterized in that: comprise the following component of calculating by percentage to the quality: Si 10.5%, and Cu 1.95%; Mg 0.45%, and Mn 0.50%, and Ti 0.2%; Sr 0.02%, and Fe 0.4%, and Sn 0.01%; Pb 0.015%, and Al and unavoidable impurity.
3. a kind of aluminum alloy materials according to claim 1 is characterized in that: comprise the following component of calculating by percentage to the quality: Si 9.5%, and Cu 1.9%; Mg 0.4%, and Mn 0.50%, and Ti 0.2%; Sr 0.02%, and Fe 0.4%, and Sn 0.01%; Pb 0.015%, and Al and unavoidable impurity.
4. a kind of aluminum alloy materials according to claim 1 is characterized in that: comprise the following component of calculating by percentage to the quality: Si 9.0%, and Cu 1.8%; Mg 0.35%, and Mn 0.35%, and Ti 0.1%; Sr 0.15%, and Fe 0.4%, and Sn 0.01%; Pb 0.015%, and Al and unavoidable impurity.
5. a method of making the described a kind of aluminum alloy materials of claim 1 is characterized in that: comprise following procedure of processing: 1) in the aluminium liquid of preparation, add the following component batching of calculating by percentage to the quality: Si 9.0-10.5%, Cu 1.8-2.0%; Mg 0.35-0.45%, Mn 0.35-0.50%, Ti0.1-0.2%; Sr 0.015-0.02%; Fe≤0.45%, Sn≤0.01%, Pb≤0.015%; 2) batching in the fusing step 1) makes liquation; 3) to step 2) the liquation refinement and denaturation that makes; 4) pour into a mould; 5) preparation and detection coupon; 6) produce the product foundry goods.
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| CN2012100420051A CN102605226A (en) | 2012-02-23 | 2012-02-23 | Aluminum alloy material and method for manufacturing same |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105624480A (en) * | 2015-12-29 | 2016-06-01 | 东南大学 | Cast heat-resisting aluminum alloy and preparation process thereof |
| EP3084027A4 (en) * | 2013-12-20 | 2017-08-09 | Alcoa Inc. | HIGH PERFORMANCE AlSiMgCu CASTING ALLOY |
| CN108977702A (en) * | 2017-05-31 | 2018-12-11 | 比亚迪股份有限公司 | A kind of aluminium alloy and aluminium alloy castings preparation method |
| WO2020165254A1 (en) * | 2019-02-14 | 2020-08-20 | Renault S.A.S | Aluminium alloy casting component |
| CN113862528A (en) * | 2021-09-30 | 2021-12-31 | 上海耀鸿科技股份有限公司 | Rare earth aluminum alloy box member material and preparation method and device |
| CN115233004A (en) * | 2022-08-02 | 2022-10-25 | 上海大学 | Al-Si alloy iron removal method based on Al-50Sn alloy |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1809647A (en) * | 2003-06-24 | 2006-07-26 | 通用汽车公司 | Aluminum alloy for engine blocks |
-
2012
- 2012-02-23 CN CN2012100420051A patent/CN102605226A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1809647A (en) * | 2003-06-24 | 2006-07-26 | 通用汽车公司 | Aluminum alloy for engine blocks |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3084027A4 (en) * | 2013-12-20 | 2017-08-09 | Alcoa Inc. | HIGH PERFORMANCE AlSiMgCu CASTING ALLOY |
| US10227679B2 (en) | 2013-12-20 | 2019-03-12 | Alcoa Usa Corp. | High performance AlSiMgCu casting alloy |
| EP3461922A1 (en) * | 2013-12-20 | 2019-04-03 | Alcoa USA Corp. | High performance alsimgcu casting alloy |
| CN105624480A (en) * | 2015-12-29 | 2016-06-01 | 东南大学 | Cast heat-resisting aluminum alloy and preparation process thereof |
| CN108977702A (en) * | 2017-05-31 | 2018-12-11 | 比亚迪股份有限公司 | A kind of aluminium alloy and aluminium alloy castings preparation method |
| WO2020165254A1 (en) * | 2019-02-14 | 2020-08-20 | Renault S.A.S | Aluminium alloy casting component |
| FR3092840A1 (en) * | 2019-02-14 | 2020-08-21 | Renault S.A.S. | Aluminum alloy casting part |
| CN113862528A (en) * | 2021-09-30 | 2021-12-31 | 上海耀鸿科技股份有限公司 | Rare earth aluminum alloy box member material and preparation method and device |
| CN115233004A (en) * | 2022-08-02 | 2022-10-25 | 上海大学 | Al-Si alloy iron removal method based on Al-50Sn alloy |
| CN115233004B (en) * | 2022-08-02 | 2023-01-10 | 上海大学 | Al-Si alloy iron removal method based on Al-50Sn alloy |
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Application publication date: 20120725 |