CN107974583A - Abrasion resistant type aluminium alloy - Google Patents

Abrasion resistant type aluminium alloy Download PDF

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Publication number
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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CN
China
Prior art keywords
aluminium alloy
abrasion resistant
resistant type
type aluminium
impurity
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CN201610918841.XA
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Chinese (zh)
Inventor
吉飞虎
王二丽
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Henan World Intellectual Property Operation Co Ltd
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Henan World Intellectual Property Operation Co Ltd
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Priority to CN201610918841.XA priority Critical patent/CN107974583A/en
Publication of CN107974583A publication Critical patent/CN107974583A/en
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    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C21/00Alloys based on aluminium
    • C22C21/02Alloys based on aluminium with silicon as the next major constituent

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

Abrasion resistant type aluminium alloy
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.
CN201610918841.XA 2016-10-21 2016-10-21 Abrasion resistant type aluminium alloy Pending CN107974583A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
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

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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)

* Cited by examiner, † Cited by third party
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
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