CN103101250A - Aluminum alloy containing wear-resistant coating - Google Patents
Aluminum alloy containing wear-resistant coating Download PDFInfo
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- CN103101250A CN103101250A CN 201210532702 CN201210532702A CN103101250A CN 103101250 A CN103101250 A CN 103101250A CN 201210532702 CN201210532702 CN 201210532702 CN 201210532702 A CN201210532702 A CN 201210532702A CN 103101250 A CN103101250 A CN 103101250A
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Abstract
The invention relates to an aluminum alloy containing a wear-resistant coating. The aluminum alloy comprises an aluminum alloy matrix, a transition coating and the wear-resistant coating, wherein the aluminum alloy matrix is of an aluminum-zinc-magnesium-copper alloy matrix, and the alloy comprises 1.1-1.15 parts of Cu, 2.6-2.9 parts of Mg, 5.7-6.0 parts of Zn, 0.2-0.25 part of Mn, 0.2-0.25 part of Cr, 0.08-0.1 part of Ti and the balance of aluminum; the transition coating is of an Ni-Al transition layer, and the Ni-Al transition layer comprises 90-95 parts of Ni and 5-10 parts of Al; and the wear-resistant coating is formed by nano-scale magnesium hydroxide and nano-scale aluminum oxide composite powder, and the nano-scale magnesium hydroxide and nano-scale aluminum oxide powder comprises 40-75 parts of magnesium hydroxide and 20-40 parts of aluminum oxide. The aluminum alloy disclosed by the invention has the beneficial effect that the strength of the alloy is well improved by attaching the wear-resistant coating on the aluminum-zinc-magnesium-copper alloy matrix.
Description
Technical field
The present invention relates to a kind of aluminium alloy, relate in particular to a kind of aluminium alloy that contains wear-resistant coating.
Background technology
Along with the progressively development of lightweight Material Field, aluminum alloy material is also more and more paid attention to.The Al-zn-mg-cu alloy corrosion resistance is high, and weldability is good.But present existing Al-zn-mg-cu alloy intensity is not high, and wearability is bad.Plasma spraying coating refers at the matrix surface spray-on coating, as ceramic coating etc., can improve well the wearability of basic material etc.For both few in conjunction with industrialization, mainly due to both bond strength is not high, easily peel off at present.
Summary of the invention
The present invention is directed to above-mentioned the deficiencies in the prior art, the aluminium alloy that contains wear-resistant coating of a kind of high strength, high-wearing feature is provided.
The technical scheme that the present invention solves the problems of the technologies described above is as follows: a kind of aluminium alloy that contains wear-resistant coating, comprise alloy matrix aluminum, tie coat and wear-resistant coating, and it is characterized in that:
Described alloy matrix aluminum is the Al-zn-mg-cu alloy matrix, described alloy composition (according to mass parts) is: the Mn of the Mg of the Cu of 1.1-1.15 part, 2.6-2.9 part, the Zn of 5.7-6.0 part, 0.2-0.25 part, the Cr of 0.2-0.25 part, the Ti of 0.08-0.1 part, and all the other are aluminium;
Described tie coat is the Ni-Al transition zone, and described Ni-Al transition zone forms (according to mass parts) and is: the Ni of 90-95 part, the Al of 5-10 part;
Described wear-resistant coating is comprised of nanometric magnesium hydroxide and alumina in Nano level composite powder, and described nanometric magnesium hydroxide powder and nano-alumina powder end composition (according to mass parts) are: the magnesium hydroxide of 40-75 part, the aluminium oxide of 20-40 part.
On the basis of technique scheme, the present invention can also do following improvement.
Further, about 50～80 μ m of described transition zone coating layer thickness.
Further, about 150～200 μ m of described wear-resistant coating thickness.
The invention has the beneficial effects as follows: by adhere to wear-resistant coating on the Al-zn-mg-cu alloy matrix, improved well alloy strength; By the introducing of Ni-Al transition zone, can make aluminium alloy be combined well with coating.
Description of drawings
Fig. 1 is structural representation of the present invention.
In Fig. 1,1, alloy matrix aluminum, 2, tie coat, 3, wear-resistant coating.
The specific embodiment
Be described below in conjunction with principle of the present invention and feature, example only is used for explaining the present invention, is not be used to limiting scope of the present invention.
Embodiment 1
A kind of aluminium alloy that contains wear-resistant coating comprises alloy matrix aluminum 1, tie coat 2 and wear-resistant coating 3, it is characterized in that:
Described alloy matrix aluminum 1 is the Al-zn-mg-cu alloy matrix, and described alloy composition (according to mass parts) is: the Cu of 1.12 parts, Mg, the Zn of 5.8 parts, Mn, the Cr of 0.21 part, the Ti of 0.08 part of 0.22 part of 2.6 parts, and all the other are aluminium;
Described tie coat 2 is Ni-Al transition zones, and described Ni-Al transition zone forms (according to mass parts) and is: the Ni of 91 parts, the Al of 9 parts;
Described wear-resistant coating 3 is comprised of nanometric magnesium hydroxide and alumina in Nano level composite powder, and described nanometric magnesium hydroxide powder and nano-alumina powder end composition (according to mass parts) are: the magnesium hydroxide of 60 parts, the aluminium oxide of 40 parts.
Described tie coat 2 thickness are 50 μ m approximately.
Described wear-resistant coating 3 thickness are 160 μ m approximately.
Embodiment 2
A kind of aluminium alloy that contains wear-resistant coating comprises alloy matrix aluminum 1, tie coat 2 and wear-resistant coating 3, it is characterized in that:
Described alloy matrix aluminum 1 is the Al-zn-mg-cu alloy matrix, and described alloy composition (according to mass parts) is: the Cu of 1.15 parts, Mg, the Zn of 5.9 parts, Mn, the Cr of 0.24 part, the Ti of 0.08 part of 0.25 part of 2.8 parts, and all the other are aluminium;
Described tie coat 2 is Ni-Al transition zones, and described Ni-Al transition zone forms (according to mass parts) and is: the Ni of 95 parts, the Al of 5 parts;
Described wear-resistant coating 2 is comprised of nanometric magnesium hydroxide and alumina in Nano level composite powder, and described nanometric magnesium hydroxide powder and nano-alumina powder end composition (according to mass parts) are: the magnesium hydroxide of 75 parts, the aluminium oxide of 25 parts.
Described tie coat 2 thickness are 60 μ m approximately.
Described wear-resistant coating 3 thickness are 180 μ m approximately.
The above is only preferred embodiment of the present invention, and is in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, is equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (3)
1. an aluminium alloy that contains wear-resistant coating, comprise alloy matrix aluminum, tie coat and wear-resistant coating, it is characterized in that:
Described alloy matrix aluminum is the Al-zn-mg-cu alloy matrix, described alloy composition (according to mass parts) is: the Mn of the Mg of the Cu of 1.1-1.15 part, 2.6-2.9 part, the Zn of 5.7-6.0 part, 0.2-0.25 part, the Cr of 0.2-0.25 part, the Ti of 0.08-0.1 part, and all the other are aluminium;
Described tie coat is the Ni-Al transition zone, and described Ni-Al transition zone forms (according to mass parts) and is: the Ni of 90-95 part, the Al of 5-10 part;
Described wear-resistant coating is comprised of nanometric magnesium hydroxide and alumina in Nano level composite powder, and described nanometric magnesium hydroxide powder and nano-alumina powder end composition (according to mass parts) are: the magnesium hydroxide of 40-75 part, the aluminium oxide of 20-40 part.
2. the aluminium alloy that contains wear-resistant coating according to claim 1, is characterized in that, described tie coat thickness is 50～80 μ m approximately.
3. the aluminium alloy that contains wear-resistant coating according to claim 2, is characterized in that, described wear-resistant coating thickness is 150～200 μ m approximately.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN 201210532702 CN103101250A (en) | 2012-12-11 | 2012-12-11 | Aluminum alloy containing wear-resistant coating |
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| CN 201210532702 CN103101250A (en) | 2012-12-11 | 2012-12-11 | Aluminum alloy containing wear-resistant coating |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103464764A (en) * | 2013-08-28 | 2013-12-25 | 盐城工学院 | Metal matrix wear-resistant corrosion-resistant surface coating composite and preparation method thereof |
| CN104539095A (en) * | 2015-01-08 | 2015-04-22 | 张志雄 | Plate type aluminum alloy gear motor |
| CN105835562A (en) * | 2016-05-25 | 2016-08-10 | 常州市武进凯利达电子有限公司 | Scratch-resistant binder clip |
| CN106183144A (en) * | 2016-08-08 | 2016-12-07 | 苏州极地实业有限公司 | A kind of wear-resistant ceramic metal material |
| CN108265211A (en) * | 2018-02-09 | 2018-07-10 | 中国铁路设计集团有限公司 | The aluminium alloy of high-wearing feature and its spherical crown being prepared and the spherical crown preparation method |
| CN111442039A (en) * | 2020-03-02 | 2020-07-24 | 湖南金天铝业高科技股份有限公司 | Light wear-resistant aluminum-based powder metallurgy composite material automobile brake disc and preparation method thereof |
-
2012
- 2012-12-11 CN CN 201210532702 patent/CN103101250A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103464764A (en) * | 2013-08-28 | 2013-12-25 | 盐城工学院 | Metal matrix wear-resistant corrosion-resistant surface coating composite and preparation method thereof |
| CN104539095A (en) * | 2015-01-08 | 2015-04-22 | 张志雄 | Plate type aluminum alloy gear motor |
| CN105835562A (en) * | 2016-05-25 | 2016-08-10 | 常州市武进凯利达电子有限公司 | Scratch-resistant binder clip |
| CN106183144A (en) * | 2016-08-08 | 2016-12-07 | 苏州极地实业有限公司 | A kind of wear-resistant ceramic metal material |
| CN108265211A (en) * | 2018-02-09 | 2018-07-10 | 中国铁路设计集团有限公司 | The aluminium alloy of high-wearing feature and its spherical crown being prepared and the spherical crown preparation method |
| CN111442039A (en) * | 2020-03-02 | 2020-07-24 | 湖南金天铝业高科技股份有限公司 | Light wear-resistant aluminum-based powder metallurgy composite material automobile brake disc and preparation method thereof |
| CN111442039B (en) * | 2020-03-02 | 2021-04-09 | 湖南金天铝业高科技股份有限公司 | Light wear-resistant aluminum-based powder metallurgy composite material automobile brake disc and preparation method thereof |
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Application publication date: 20130515 |