CN107974583A - Abrasion resistant type aluminium alloy - Google Patents
Abrasion resistant type aluminium alloy Download PDFInfo
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- CN107974583A CN107974583A CN201610918841.XA CN201610918841A CN107974583A CN 107974583 A CN107974583 A CN 107974583A CN 201610918841 A CN201610918841 A CN 201610918841A CN 107974583 A CN107974583 A CN 107974583A
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- aluminium alloy
- abrasion resistant
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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
- C22C21/02—Alloys based on aluminium with silicon as the next major constituent
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Abstract
The present invention provides a kind of abrasion resistant type aluminium alloy, it is made of the element of following mass percent:Silicon 5%~10%, copper 1%~3.5%, magnesium 2%~4%, zinc 0.5%~0.7%, boron 0.2%~1%, cobalt 0.1%~0.5%, nickel 0.4%~0.8%, titanium 0.1%~0.5%, manganese 0.4%~0.8%, antimony 0.5%~1%, osmium 0.2%~0.38%, iridium 0.15%~0.25%, surplus are aluminium and impurity.Various elements in the above-mentioned abrasion resistant type aluminium alloy of the present invention mutually act synergistically, and strengthen the wear-resisting property and hardness of aluminium alloy, described its hardness of abrasion resistant type aluminium alloy is 492~540, and its alkaline-resisting corrosion also increases significantly.
Description
Technical field
A kind of field of aluminum alloys of the present invention, and in particular to abrasion resistant type aluminium alloy.
Background technology
Aluminium alloy is low with density, but intensity is higher, and close to either high-quality steel is exceeded, plasticity is good, can be processed into
Various section bar material, have excellent electric conductivity, the characteristic such as thermal conductivity and corrosion stability.Aluminium alloy is most widely used one in industry
Class non-ferrous metal structural material, has in Aeronautics and Astronautics, automobile, machine-building, ship, aluminium alloy and chemical industry and widely applies.
The density of fine aluminium is small, is about the 1/3 of iron, and fusing point is low, is 660 DEG C, and aluminium is face-centred cubic structure, therefore with very high
Plasticity, it is easy to process, can be made into various section bars and plate, the corrosion resistance of aluminium alloy is good, but the intensity of fine aluminium is very low,
It should not make structural material, by long-term production practices and scientific experiment, people are gradually added into alloying element and with heat treatment
Method carrys out reinforced aluminum, obtains the different aluminium alloy of various performances.It is light etc. in holding fine aluminium to add the alloy that certain element is formed
There can also be higher intensity while advantage, so that specific strength surpasses many steel alloys, becomes preferable structural material,
It is widely used in machine-building, Transport Machinery, dynamic power machine and aircraft industry etc., the fuselage of aircraft, covering, compressor etc. are often
Manufactured with aluminium alloy, to mitigate dead weight, the welding of steel plate materials is replaced using aluminium alloy, construction weight can mitigate more than 50%.
Alusil alloy is a kind of common aluminium alloy, and the change of alumina silica ratio can make hardness produce very big influence, such as
When silicone content is below 7%, alusil alloy has good ductility, and silicone content exceedes al-si eutectic point(11.7% silicon)Afterwards, close
Silicon grain substantially increases in gold, and the hardness and wearability of alloy also significantly increase, and existing method is by carrying out alusil alloy
Electrochemical treatments retain the silicon in matrix with etch top layer aluminium, its wearability and hardness are improved to carry out a step, but the party
There are the problem of complicated, processing quality is not easy to control for method.
The content of the invention
In view of this, the present invention is it is necessory to provide a kind of abrasion resistant type aluminium alloy, to solve the above problems.
The present invention provides a kind of abrasion resistant type aluminium alloy, it is made of the element of following mass percent:Silicon 5%~10%, copper
1%~3.5%, magnesium 2%~4%, zinc 0.5%~0.7%, boron 0.2%~1%, cobalt 0.1%~0.5%, nickel 0.4%~0.8%, titanium 0.1%~
0.5%th, manganese 0.4%~0.8%, antimony 0.5%~1%, osmium 0.2%~0.38%, iridium 0.15%~0.25%, surplus are aluminium and impurity.
Wherein, the impurity in the abrasion resistant type aluminium alloy is the impurity unavoidably brought in the aluminium alloy is manufactured.
Based on above-mentioned, the abrasion resistant type aluminium alloy is made of the element of following mass percent:Silicon 7%~9%, copper 1.5%~
3%th, magnesium 2%~4%, zinc 0.6%~0.7%, boron 0.4%~0.8%, cobalt 0.2%~0.4%, nickel 0.5%~0.7%, titanium 0.2%~0.4%,
Manganese 0.6%~0.7%, antimony 0.7%~0.9%, osmium 0.25%~0.35%, iridium 0.18%~0.25%, surplus are aluminium and impurity.
Based on above-mentioned, the abrasion resistant type aluminium alloy is made of the element of following mass percent:Silicon 8.1%, copper 2.2%, magnesium
3%th, zinc 0.6%, boron 0.6%, cobalt 0.29%, nickel 0.63%, titanium 0.31%, manganese 0.61%, antimony 0.75%, osmium 0.29%, iridium 0.2%, surplus
For aluminium and impurity.
Based on above-mentioned, the abrasion resistant type aluminium alloy is made of the element of following mass percent:Silicon 9.9%, copper 1.7%, magnesium
2.5%th, zinc 0.65%, boron 0.7%, cobalt 0.48%, nickel 0.77%, titanium 0.45%, manganese 0.79%, antimony 0.87%, osmium 0.33%, iridium 0.24%,
Surplus is aluminium and impurity.
The abrasion resistant type aluminium alloy provided in the present invention is by the way that above-mentioned all elements are melted at 750~780 DEG C in proportion
What refining, cast molding, and cast temperature were prepared for 720~750 DEG C.
There is copper in the raw material that the present invention uses, copper can cause extra intensity to increase, but with the increase of its content, again
The corrosion resistance of alloy can be deteriorated;The combination of antimony, osmium and iridium can improve the mechanical performance of aluminium alloy, improve the hard of aluminium alloy
Degree, wear-resisting and corrosion resistance.Therefore, the various elements in above-mentioned abrasion resistant type aluminium alloy provided by the invention mutually cooperate with work
With strengthening the wear-resisting property and hardness of aluminium alloy, described its hardness of abrasion resistant type aluminium alloy is 492~540, and its alkaline-resisting corrosion
Also increase significantly.
Embodiment
Below by embodiment, technical scheme is described in further detail.
Embodiment 1
The present embodiment provides a kind of abrasion resistant type aluminium alloy, it is made of the element of following mass percent:Silicon 5%, copper 3.5%, magnesium
2%th, zinc 0.7%, boron 0.21%, cobalt 0.12%, nickel 0.44%, titanium 0.12%, manganese 0.4%, antimony 0.5%, osmium 0.37%, iridium 0.25%, surplus
For aluminium and impurity, and impurity content is 0.1%.
The above-mentioned abrasion resistant type aluminium alloy provided in the present embodiment be by by above-mentioned all metallic elements in proportion at 750 DEG C
What melting at a temperature of left and right, cast molding, and cast temperature were prepared for 720 DEG C or so.
Embodiment 2
The present embodiment provides a kind of abrasion resistant type aluminium alloy, it is made of the element of following mass percent:Silicon 6.5%, copper 1.5%,
Magnesium 2.2%, zinc 0.67%, boron 0.43%, cobalt 0.21%, nickel 0.5%, titanium 0.21%, manganese 0.63%, antimony 0.71%, osmium 0.29%, iridium
0.19%, surplus is aluminium and impurity, and impurity content is 0.14%.
The above-mentioned abrasion resistant type aluminium alloy provided in the present embodiment be by by above-mentioned all metallic elements in proportion at 760 DEG C
What melting at a temperature of left and right, cast molding, and cast temperature were prepared for 725 DEG C or so.
Embodiment 3
The present embodiment provides a kind of abrasion resistant type aluminium alloy, it is made of the element of following mass percent:Silicon 8.1%, copper 2.2%,
Magnesium 3%, zinc 0.6%, boron 0.6%, cobalt 0.29%, nickel 0.63%, titanium 0.31%, manganese 0.61%, antimony 0.75%, osmium 0.29%, iridium 0.2%, it is remaining
Measure as aluminium and impurity, and impurity content is 0.13%.
The above-mentioned abrasion resistant type aluminium alloy provided in the present embodiment be by by above-mentioned all metallic elements in proportion at 765 DEG C
What melting at a temperature of left and right, cast molding, and cast temperature were prepared for 730 DEG C or so.
Embodiment 4
The present embodiment provides a kind of abrasion resistant type aluminium alloy, it is made of the element of following mass percent:Silicon 9.9%, copper 1.7%,
Magnesium 2.5%, zinc 0.65%, boron 0.7%, cobalt 0.48%, nickel 0.77%, titanium 0.45%, manganese 0.79%, antimony 0.87%, osmium 0.33%, iridium
0.24%, surplus is aluminium and impurity, and impurity content is 0.23%.
The above-mentioned abrasion resistant type aluminium alloy provided in the present embodiment be by by above-mentioned all metallic elements in proportion at 770 DEG C
What melting at a temperature of left and right, cast molding, and cast temperature were prepared for 740 DEG C or so.
Embodiment 5
The present embodiment provides a kind of abrasion resistant type aluminium alloy, it is made of the element of following mass percent:Silicon 7.6%, copper 2.9%,
Magnesium 4%, zinc 0.53%, boron 0.96%, cobalt 0.41%, nickel 0.69%, titanium 0.49%, manganese 0.8%, antimony 0.96%, osmium 0.23%, iridium 0.17%,
Surplus is aluminium and impurity, and impurity content is 0.16%.
The above-mentioned abrasion resistant type aluminium alloy provided in the present embodiment be by by above-mentioned all metallic elements in proportion at 780 DEG C
What melting at a temperature of left and right, cast molding, and cast temperature were prepared for 730 DEG C or so.
Corrosion resistance is tested:At normal temperatures, alloy is immersed into the NaOH solution that corrosive medium mass percent concentration is 1%,
Dipping 1 month, contrast experiment is used with identical silicon, copper, the Si-Cu-Mg-Al alloys of content of magnesium, as a result as follows:
Sample | Vickers hardness(HV, kg/mm2) | Corrosion rate g/ (m2·h) |
Embodiment 1 | 521 | 0.0019 |
5%Si+ 3.5%Cu+2%Mg+ surpluses Al | 361 | 0.0397 |
Embodiment 2 | 492 | 0.0017 |
6.5%Si+ 1.5%Cu+2.2%Mg+ surpluses Al | 370 | 0.0395 |
Embodiment 3 | 540 | 0.0020 |
8.1%Si+ 2.2%Cu+3%Mg+ surpluses Al | 407 | 0.0402 |
Embodiment 4 | 505 | 0.0009 |
9.9%Si+ 1.7%Cu+2.5%Mg+ surpluses Al | 419 | 0.0377 |
Embodiment 5 | 517 | 0.0020 |
7.5%Si+ 2.9%Cu+4%Mg+ surpluses Al | 399 | 0.0405 |
Finally it should be noted that:The above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof;Although ginseng
The present invention is described in detail according to preferred embodiment, those of ordinary skills in the art should understand that:Still can be with
Modify to the embodiment of the present invention or equivalent substitution is carried out to some technical characteristics;Without departing from skill of the present invention
The spirit of art scheme, it should all cover among the claimed technical solution scope of the present invention.
Claims (4)
1. a kind of abrasion resistant type aluminium alloy, it is characterised in that it is made of the element of following mass percent:Silicon 5%~10%, copper 1%
~3.5%, magnesium 2%~4%, zinc 0.5%~0.7%, boron 0.2%~1%, cobalt 0.1%~0.5%, nickel 0.4%~0.8%, titanium 0.1%~
0.5%th, manganese 0.4%~0.8%, antimony 0.5%~1%, osmium 0.2%~0.38%, iridium 0.15%~0.25%, surplus are aluminium and impurity.
2. abrasion resistant type aluminium alloy according to claim 1, it is characterised in that it by following mass percent element group
Into:Silicon 7%~9%, copper 1.5%~3%, magnesium 2%~4%, zinc 0.6%~0.7%, boron 0.4%~0.8%, cobalt 0.2%~0.4%, nickel 0.5%
~0.7%, titanium 0.2%~0.4%, manganese 0.6%~0.7%, antimony 0.7%~0.9%, osmium 0.25%~0.35%, iridium 0.18%~0.25%,
Surplus is aluminium and impurity.
3. abrasion resistant type aluminium alloy according to claim 2, it is characterised in that it by following mass percent element group
Into:Silicon 8.1%, copper 2.2%, magnesium 3%, zinc 0.6%, boron 0.6%, cobalt 0.29%, nickel 0.63%, titanium 0.31%, manganese 0.61%, antimony 0.75%,
Osmium 0.29%, iridium 0.2%, surplus are aluminium and impurity.
4. abrasion resistant type aluminium alloy according to claim 1, it is characterised in that it by following mass percent element group
Into:Silicon 9.9%, copper 1.7%, magnesium 2.5%, zinc 0.65%, boron 0.7%, cobalt 0.48%, nickel 0.77%, titanium 0.45%, manganese 0.79%, antimony
0.87%th, osmium 0.33%, iridium 0.24%, surplus are aluminium and impurity.
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109161737A (en) * | 2018-11-07 | 2019-01-08 | 合肥凯大新型材料科技有限公司 | A kind of alusil alloy with good tensile strength |
CN109536790A (en) * | 2018-12-04 | 2019-03-29 | 合肥江淮铸造有限责任公司 | Superelevation tensile strength aluminum alloy materials and manufactured aluminium alloy cylinder |
CN112626392A (en) * | 2020-12-16 | 2021-04-09 | 成都慧腾创智信息科技有限公司 | Cast aluminum-silicon alloy and preparation method thereof |
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CN102876937A (en) * | 2012-09-27 | 2013-01-16 | 无锡宏昌五金制造有限公司 | Wear-resistant alkaline-corrosion-resistant aluminum alloy |
CN102925760A (en) * | 2012-09-05 | 2013-02-13 | 昆山市源丰铝业有限公司 | Silicon aluminum alloy |
CN103045913A (en) * | 2012-11-09 | 2013-04-17 | 安徽欣意电缆有限公司 | Al-Fe-Ir-RE aluminum alloy, preparation method thereof and power cable |
CN103290274A (en) * | 2013-05-14 | 2013-09-11 | 锡山区羊尖泓之盛五金厂 | Wear-resistant alkali corrosion-resistant aluminum alloy |
CN103526085A (en) * | 2013-11-01 | 2014-01-22 | 邹平宏皓工业型材科技有限公司 | Wear-proof aluminum alloy |
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2016
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102925760A (en) * | 2012-09-05 | 2013-02-13 | 昆山市源丰铝业有限公司 | Silicon aluminum alloy |
CN102876937A (en) * | 2012-09-27 | 2013-01-16 | 无锡宏昌五金制造有限公司 | Wear-resistant alkaline-corrosion-resistant aluminum alloy |
CN103045913A (en) * | 2012-11-09 | 2013-04-17 | 安徽欣意电缆有限公司 | Al-Fe-Ir-RE aluminum alloy, preparation method thereof and power cable |
CN103290274A (en) * | 2013-05-14 | 2013-09-11 | 锡山区羊尖泓之盛五金厂 | Wear-resistant alkali corrosion-resistant aluminum alloy |
CN103526085A (en) * | 2013-11-01 | 2014-01-22 | 邹平宏皓工业型材科技有限公司 | Wear-proof aluminum alloy |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109161737A (en) * | 2018-11-07 | 2019-01-08 | 合肥凯大新型材料科技有限公司 | A kind of alusil alloy with good tensile strength |
CN109161737B (en) * | 2018-11-07 | 2020-12-04 | 阜阳颍知网络信息科技有限公司 | Aluminum-silicon alloy with good tensile strength |
CN109536790A (en) * | 2018-12-04 | 2019-03-29 | 合肥江淮铸造有限责任公司 | Superelevation tensile strength aluminum alloy materials and manufactured aluminium alloy cylinder |
CN112626392A (en) * | 2020-12-16 | 2021-04-09 | 成都慧腾创智信息科技有限公司 | Cast aluminum-silicon alloy and preparation method thereof |
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Application publication date: 20180501 |