CN104532069A - Aluminum alloy with high intensity and corrosion resistance for doors and windows - Google Patents
Aluminum alloy with high intensity and corrosion resistance for doors and windows Download PDFInfo
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- CN104532069A CN104532069A CN201410807333.5A CN201410807333A CN104532069A CN 104532069 A CN104532069 A CN 104532069A CN 201410807333 A CN201410807333 A CN 201410807333A CN 104532069 A CN104532069 A CN 104532069A
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Abstract
The invention discloses an aluminum alloy with high intensity and corrosion resistance for doors and windows. The aluminum alloy is characterized by comprising the following elements in percentage by mass: 1-2% of manganese, 0.2-0.3% of zirconium, 0.5-1% of chromium, 0.1-0.2% of tantalum, 1.2-1.4% of silicon, 0.6-0.9% of copper, 0.12-0.16% of vanadium, 0.10-0.13% of gallium, 0.1-0.2% of thallium, 0.11-0.13% of cesium, 1.3-1.5% of magnesium, and the balance of aluminum and impurities. The aluminum alloy has the advantages of ultra high intensity, high toughness and high corrosion resistance; the added metal elements of manganese, zirconium and zirconium can improve the intensity and corrosion resistance of the alloy; the welding performance also can be improved; crystal grains can be refined; the service life of doors and windows is prolonged; the production cost is reduced.
Description
Technical field
The present invention relates to field of aluminum alloys, is exactly the door and window aluminium alloy that a kind of intensity high resistance to corrosion is strong.
Background technology
Along with the development of science and technology, aluminium alloy because own wt is light, intensity is high, good endurance, the advantage such as easy to maintenance used more and more widely, the aluminium alloy of door and window, the impact of weather such as to be exposed to the sun because be subject to wind and weather, so the aluminium alloy needing performance more excellent.Common aluminum alloy resistance to corrosion is general, and insufficient strength is high, and low-temperature flexibility declines, winter easily ruptures, so the present invention is directed to manganese that this situation adds, zirconium, chromium metallic element can improve alloy strength and corrosion stability, can also improve welding property, crystal grain thinning.
Summary of the invention
The object of the present invention is to provide the door and window aluminium alloy that a kind of intensity high resistance to corrosion is strong.
In order to realize object of the present invention, the present invention is by following scheme implementation:
The door and window aluminium alloy that intensity high resistance to corrosion is strong, is characterized in that: be made up of by mass percentage following each element: manganese 1-2, zirconium 0.2-0.3, chromium 0.5-1, tantalum 0.1-0.2, silicon 1.2-1.4, copper 0.6-0.9, vanadium 0.12-0.16, gallium 0.10-0.13, thallium 0.1-0.2, caesium 0.11-0.13, magnesium 1.3-1.5, surplus are aluminium and impurity;
The door and window aluminium alloy that a kind of intensity high resistance to corrosion of the present invention is strong, casting technique is:
(1) all alloy materials are made fine powder separately for subsequent use, the aluminium powder getting 40%-60% is added in intermediate frequency furnace, is heated to 720-740 ° of C, stirring at low speed after aluminium powder fully melts, add zirconium, manganese, silicon, copper alloy composition successively, under 760-780 ° of C, carry out melting, insulation reaction 1-2 hour;
(2) remaining aluminium powder is added in other intermediate frequency furnace, be heated to 720-740 ° of C, add all the other remaining alloying constituents after aluminium powder fully melts, raised temperature is to 780-800 ° of C, temperature is adjusted to 760-780 ° of C, insulation reaction 1-2 hour after all melting;
(3) molten aluminium alloy of step (1) and step (2) is mixed, stir and skim for 20-40 minute, then temperature is adjusted to 730-750 ° of C, by the refining agent of molten aluminium alloy quality 2-3% with the mixed gas of nitrogen argon for carrier passes in alloy molten solution, refining 15-20 minute, skim again, sampling analysis after skimming;
(4) after melt qualified for composition being left standstill 10-20 minute, cast under 700-720 ° of C, the stock after casting cools after 4-6 hour fast 550-640 ° of C insulation, then makes required aluminum alloy materials by casting and rolling process.
Described refining agent is made up of the raw material of following weight part: magnesium chloride 1-2, silicon chlorides 1.8-2.2, Sodium Silicofluoride 1-2, graphite 4-6, sodium carbonate 1-2, hexafluoro sodium aluminate 2-3, pearlstone 4-5, wilkinite 2-3, silicon carbide 1.5-2.0, aluminium nitride 1.2-1.6, vanadium carbide 1-1.5, hydrochloric acid 40-60, hydrogen peroxide 10-20, potassium permanganate 8-12, deionized water 40-60; Preparation method is that graphite, pearlstone, wilkinite are calcined 2-3 hour under being placed in 400-500 ° of C by (1), be added in the beaker with magnetic stirring apparatus after taking out cooling, be placed in ice-water bath, hydrochloric acid and hydrogen peroxide is added in beaker, 0.5-1 hour is stirred with the rotating speed of 300-500 rev/min, raise water temperature to 60-80 ° of C, add potassium permanganate and stir 1-2 hour with same rotational speed, add deionized water hydrolysis reaction 30-50 minute again, vacuum filtration, with deionized water wash to neutral, obtain sub-micron powder through 100 ° of C dryings, grinding; (2) magnesium chloride, silicon chlorides and sodium carbonate mixing and water adding are stirred, then after being added to spraying dry in fluidized-bed, pulverizing, dehydration is for subsequent use; (3) all the other remaining compositions are mixed and heated to melting, then the product adding step (1) and step (2) stirs, and is added in tablets press and makes particle.
Advantage of the present invention is: aluminium alloy of the present invention has the advantage of superstrength, high tenacity, high resistance to corrosion, the manganese added, zirconium, chromium metallic element can improve alloy strength and corrosion stability, can also welding property be improved, crystal grain thinning, extend the work-ing life of door and window, reduce production cost.
specific embodiments
Below by specific examples, the present invention is described in detail.
The door and window aluminium alloy that intensity high resistance to corrosion is strong, is characterized in that: consisted of by mass percentage by following each element: manganese 1.5, zirconium 0.2, chromium 0.6, tantalum 0.1, silicon 1.2, copper 0.6, vanadium 0.13, gallium 0.10-0.13, thallium 0.1, caesium 0.12, magnesium 1.4, surplus are aluminium and impurity;
The door and window aluminium alloy that a kind of intensity high resistance to corrosion of the present invention is strong, casting technique is:
(1) all alloy materials are made fine powder separately for subsequent use, the aluminium powder getting 40%-60% is added in intermediate frequency furnace, is heated to 720-740 ° of C, stirring at low speed after aluminium powder fully melts, add zirconium, manganese, silicon, copper alloy composition successively, under 760-780 ° of C, carry out melting, insulation reaction 1-2 hour;
(2) remaining aluminium powder is added in other intermediate frequency furnace, be heated to 720-740 ° of C, add all the other remaining alloying constituents after aluminium powder fully melts, raised temperature is to 780-800 ° of C, temperature is adjusted to 760-780 ° of C, insulation reaction 1-2 hour after all melting;
(3) molten aluminium alloy of step (1) and step (2) is mixed, stir and skim for 20-40 minute, then temperature is adjusted to 730-750 ° of C, by the refining agent of molten aluminium alloy quality 2-3% with the mixed gas of nitrogen argon for carrier passes in alloy molten solution, refining 15-20 minute, skim again, sampling analysis after skimming;
(4) after melt qualified for composition being left standstill 10-20 minute, cast under 700-720 ° of C, the stock after casting cools after 4-6 hour fast 550-640 ° of C insulation, then makes required aluminum alloy materials by casting and rolling process.
Described refining agent is made up of the raw material of following weight part (kilogram): magnesium chloride 2, silicon chlorides 1.9, Sodium Silicofluoride 2, graphite 5, sodium carbonate 2, hexafluoro sodium aluminate 2, pearlstone 5, wilkinite 2, silicon carbide 1.8, aluminium nitride 1.3, vanadium carbide 1, hydrochloric acid 50, hydrogen peroxide 13, potassium permanganate 10, deionized water 55; Preparation method is that graphite, pearlstone, wilkinite are calcined 2-3 hour under being placed in 400-500 ° of C by (1), be added in the beaker with magnetic stirring apparatus after taking out cooling, be placed in ice-water bath, hydrochloric acid and hydrogen peroxide is added in beaker, 0.5-1 hour is stirred with the rotating speed of 300-500 rev/min, raise water temperature to 60-80 ° of C, add potassium permanganate and stir 1-2 hour with same rotational speed, add deionized water hydrolysis reaction 30-50 minute again, vacuum filtration, with deionized water wash to neutral, obtain sub-micron powder through 100 ° of C dryings, grinding; (2) magnesium chloride, silicon chlorides and sodium carbonate mixing and water adding are stirred, then after being added to spraying dry in fluidized-bed, pulverizing, dehydration is for subsequent use; (3) all the other remaining compositions are mixed and heated to melting, then the product adding step (1) and step (2) stirs, and is added in tablets press and makes particle.
Claims (3)
1. the door and window aluminium alloy that intensity high resistance to corrosion is strong, is characterized in that: be made up of by mass percentage following each element: manganese 1-2, zirconium 0.2-0.3, chromium 0.5-1, tantalum 0.1-0.2, silicon 1.2-1.4, copper 0.6-0.9, vanadium 0.12-0.16, gallium 0.10-0.13, thallium 0.1-0.2, caesium 0.11-0.13, magnesium 1.3-1.5, surplus are aluminium and impurity.
2. the door and window aluminium alloy that a kind of intensity high resistance to corrosion is strong according to claim 1, is characterized in that, casting technique is:
(1) all alloy materials are made fine powder separately for subsequent use, the aluminium powder getting 40%-60% is added in intermediate frequency furnace, is heated to 720-740 ° of C, stirring at low speed after aluminium powder fully melts, add zirconium, manganese, silicon, copper alloy composition successively, under 760-780 ° of C, carry out melting, insulation reaction 1-2 hour;
(2) remaining aluminium powder is added in other intermediate frequency furnace, be heated to 720-740 ° of C, add all the other remaining alloying constituents after aluminium powder fully melts, raised temperature is to 780-800 ° of C, temperature is adjusted to 760-780 ° of C, insulation reaction 1-2 hour after all melting;
(3) molten aluminium alloy of step (1) and step (2) is mixed, stir and skim for 20-40 minute, then temperature is adjusted to 730-750 ° of C, by the refining agent of molten aluminium alloy quality 2-3% with the mixed gas of nitrogen argon for carrier passes in alloy molten solution, refining 15-20 minute, skim again, sampling analysis after skimming;
(4) after melt qualified for composition being left standstill 10-20 minute, cast under 700-720 ° of C, the stock after casting cools after 4-6 hour fast 550-640 ° of C insulation, then makes required aluminum alloy materials by casting and rolling process.
3. the door and window aluminium alloy that a kind of intensity high resistance to corrosion according to claim 2 is strong, is characterized in that: described refining agent is made up of the raw material of following weight part: magnesium chloride 1-2, silicon chlorides 1.8-2.2, Sodium Silicofluoride 1-2, graphite 4-6, sodium carbonate 1-2, hexafluoro sodium aluminate 2-3, pearlstone 4-5, wilkinite 2-3, silicon carbide 1.5-2.0, aluminium nitride 1.2-1.6, vanadium carbide 1-1.5, hydrochloric acid 40-60, hydrogen peroxide 10-20, potassium permanganate 8-12, deionized water 40-60; Preparation method is that graphite, pearlstone, wilkinite are calcined 2-3 hour under being placed in 400-500 ° of C by (1), be added in the beaker with magnetic stirring apparatus after taking out cooling, be placed in ice-water bath, hydrochloric acid and hydrogen peroxide is added in beaker, 0.5-1 hour is stirred with the rotating speed of 300-500 rev/min, raise water temperature to 60-80 ° of C, add potassium permanganate and stir 1-2 hour with same rotational speed, add deionized water hydrolysis reaction 30-50 minute again, vacuum filtration, with deionized water wash to neutral, obtain sub-micron powder through 100 ° of C dryings, grinding; (2) magnesium chloride, silicon chlorides and sodium carbonate mixing and water adding are stirred, then after being added to spraying dry in fluidized-bed, pulverizing, dehydration is for subsequent use; (3) all the other remaining compositions are mixed and heated to melting, then the product adding step (1) and step (2) stirs, and is added in tablets press and makes particle.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106048315A (en) * | 2016-07-07 | 2016-10-26 | 无锡戴尔普机电设备有限公司 | Aluminum profile material |
| CN106498213A (en) * | 2016-10-25 | 2017-03-15 | 嘉善蓝欣涂料有限公司 | A kind of high fluidity aluminium alloy refining agent and preparation method thereof |
| CN107893163A (en) * | 2017-12-18 | 2018-04-10 | 安徽玉成光华铝业有限公司 | It is a kind of to utilize the method for reclaiming aluminium scrap powder processing and fabricating aluminium ingot |
| CN110405122A (en) * | 2019-07-10 | 2019-11-05 | 江苏轩辕特种材料科技有限公司 | A kind of production method and production system of high-strength and high ductility wrought alloy |
| CN110629086A (en) * | 2019-10-01 | 2019-12-31 | 湖南七纬科技有限公司 | Die-casting aluminum alloy material for 5G communication base station shell and preparation method thereof |
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| CN1753740A (en) * | 2003-02-26 | 2006-03-29 | 皮奇尼何纳吕公司 | Method for warm swaging al-mg alloy parts. |
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| CN102978473A (en) * | 2012-11-09 | 2013-03-20 | 安徽欣意电缆有限公司 | Al-Fe-Pb-RE aluminum alloy, and preparation method and power cable thereof |
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2014
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| EP0564814A2 (en) * | 1992-02-28 | 1993-10-13 | Ykk Corporation | Compacted and consolidated material of a high-strength, heat-resistant aluminum-based alloy and process for producing the same |
| CN1753740A (en) * | 2003-02-26 | 2006-03-29 | 皮奇尼何纳吕公司 | Method for warm swaging al-mg alloy parts. |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106048315A (en) * | 2016-07-07 | 2016-10-26 | 无锡戴尔普机电设备有限公司 | Aluminum profile material |
| CN106498213A (en) * | 2016-10-25 | 2017-03-15 | 嘉善蓝欣涂料有限公司 | A kind of high fluidity aluminium alloy refining agent and preparation method thereof |
| CN107893163A (en) * | 2017-12-18 | 2018-04-10 | 安徽玉成光华铝业有限公司 | It is a kind of to utilize the method for reclaiming aluminium scrap powder processing and fabricating aluminium ingot |
| CN110405122A (en) * | 2019-07-10 | 2019-11-05 | 江苏轩辕特种材料科技有限公司 | A kind of production method and production system of high-strength and high ductility wrought alloy |
| CN110629086A (en) * | 2019-10-01 | 2019-12-31 | 湖南七纬科技有限公司 | Die-casting aluminum alloy material for 5G communication base station shell and preparation method thereof |
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