CN109642276A - Ceralumin - Google Patents
Ceralumin Download PDFInfo
- Publication number
- CN109642276A CN109642276A CN201780050385.4A CN201780050385A CN109642276A CN 109642276 A CN109642276 A CN 109642276A CN 201780050385 A CN201780050385 A CN 201780050385A CN 109642276 A CN109642276 A CN 109642276A
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- China
- Prior art keywords
- ceralumin
- containing content
- casting
- hours
- cast
- Prior art date
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Classifications
-
- 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
-
- 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
- C22C21/04—Modified aluminium-silicon alloys
-
- 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
- C22C21/06—Alloys based on aluminium with magnesium as the next major constituent
-
- 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
- C22C21/06—Alloys based on aluminium with magnesium as the next major constituent
- C22C21/08—Alloys based on aluminium with magnesium as the next major constituent with silicon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
- C22F1/043—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon of alloys with silicon as the next major constituent
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Body Structure For Vehicles (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
The present invention relates to a kind of ceralumins.
Description
Technical field
The present invention relates to a kind of ceralumins.
Background technique
A kind of ceralumin as known to 10 2,015 111 020 A1 of DE, contains alloy compositions
Si: > 3.8 to 5.8wt%
Mg:0.1 to 0.6wt%
Cr:0.05 to 1.3wt%
Fe: < 0.18wt%
Mn: < 0.06wt%
Ti: < 0.2wt%
Cu :≤0.03wt%
Sr:0.010 to 0.030
Zr: < 0.006wt%
Zn: < 0.006wt%
Impurity: < 0.1wt%
And 100wt% is supplemented to by Al.
This background technique discloses a kind of ceralumin with optimized mechanical property, be used to manufacture especially
When being the cast member in the chassis region of automobile, and when the geometry of cast construction to be cast is complex,
This ceralumin facilitates to save because of its optimized mechanical property material, but it turns out that, just casting to be cast
For certain geometries of part, it is possible that problem in terms of casting character.
Summary of the invention
In view of this, it is an object of the present invention to be further improved in terms of casting character to this ceralumin,
Without causing excessive negative effect to its mechanical property.
The present invention is a kind of ceralumin to the solution for reaching above-mentioned purpose, contains following alloy compositions
Si: > 3.8 to 5.8wt%
Mg:0.45 to 0.55wt%
Cr:0.05 to 0.5wt%
Sr:0.010 to 0.030
Impurity: < 0.1wt%
And 100wt% is supplemented to by Al.
By selecting the alloy compositions in the above-mentioned order of magnitude according to the present invention, casting character can be improved, without to machine
Tool characteristic adversely affects.
Alloy of the invention may contain impurity because of manufacture.It is maximum preferably for the incorporation allowed for P
10ppm.It is maximum 20ppm preferably for the incorporation allowed for Ca.Preferably for the incorporation allowed for Sb
For maximum 40ppm.It is maximum 75ppm preferably for the incorporation allowed for Cd.Preferably for what is allowed for Na
Incorporation is maximum 15ppm.It is maximum 15ppm preferably for the incorporation allowed for Na.Preferably, other alloy groups
The incorporation of the permission divided is respectively maximum 0.03wt%, but adds up to maximum 0.10wt% as described above.
In order to optimize casting character in the case where the mechanical property value not to cast member to be cast adversely affects,
Preferably, it is higher than 4.0wt%, more preferably at least 4.5wt% containing content, is especially preferably at least 4.7wt%, further special
The more preferably at least Si of 4.9wt%.In order to the case where the mechanical property value not to cast member to be cast adversely affects
Lower optimization casting character, it is preferable that be up to 5.5wt%, preferably at most 5.3wt% containing content, be particularly preferably up to
The Si of 5.1wt%.
In order to optimize casting character in the case where the mechanical property value not to cast member to be cast adversely affects,
Preferably, the Mg of 0.45wt%, more preferably at least 0.47wt%, especially preferably at least 0.49wt% are higher than containing content.For
In the case where the mechanical property value not to cast member to be cast adversely affects optimize casting character, it is preferable that contain
There is content lower than 0.55wt%, be preferably at most 0.53wt%, the particularly preferred Mg for being up to 0.51wt%.
In order to optimize casting character in the case where the mechanical property value not to cast member to be cast adversely affects,
Preferably, it is higher than 0.05wt%, more preferably at least 0.07wt% containing content, is especially preferably at least 0.09wt%, especially excellent
Choosing is at least the Cr of 0.11wt%.In order in the case where the mechanical property value not to cast member to be cast adversely affects
Optimize casting character, it is preferable that be lower than 0.250wt%, preferably shorter than 0.20wt% containing content, be especially preferably less than
0.18wt%, the Cr for being further especially preferably less than 0.15wt%, being further especially preferably less than 0.13wt%.
In order to optimize casting character in the case where the mechanical property value not to cast member to be cast adversely affects,
It preferably, is at most the Fe of 0.12wt% lower than 0.18wt%, preferably up to 0.15wt%, particularly preferably containing content.For
In the case where the mechanical property value not to cast member to be cast adversely affects optimize casting character, it is preferable that contain
There is content to be at least the Fe of 0.01wt%.
In order to optimize casting character in the case where the mechanical property value not to cast member to be cast adversely affects,
Preferably, containing content be at most 0.06wt%, preferably up to 0.05wt%, particularly preferably be at most 0.03wt% Mn.
In order to optimize casting character in the case where the mechanical property value not to cast member to be cast adversely affects, it is preferable that
It is at least the Mn of 0.01wt% containing content.
In order to optimize casting character in the case where the mechanical property value not to cast member to be cast adversely affects,
Preferably, the Ti of 0.2wt%, preferably up to 0.03wt% is lower than containing content.In order to not to cast member to be cast
Mechanical property value optimizes casting character in the case where adversely affecting, it is preferable that is at least 0.005wt%, excellent containing content
Choosing is at least the Ti of 0.010wt%, particular higher than 0.015wt%.In order to not special to the machinery of cast member to be cast
Property value optimizes casting character in the case where adversely affecting, for some applications Preferable scheme is that, extremely containing content
It is less 0.05wt%, the Ti of more preferably at least 0.10wt%, particular higher than 0.15wt%.
In order to optimize casting character in the case where the mechanical property value not to cast member to be cast adversely affects,
Preferably, containing content be at most 0.03wt%, preferably up to 0.015wt%, preferably up to 0.01, particularly preferably at most
For the Cu of 0.0075wt%.In order to optimize in the case where the mechanical property value not to cast member to be cast adversely affects
Casting character, it is preferable that be at least 0.001wt%, more preferably at least 0.0025wt% containing content, be especially preferably at least
The Cu of 0.005wt%.
In order to optimize casting character in the case where the mechanical property value not to cast member to be cast adversely affects,
Preferably, the Sr of 0.015wt%, more preferably at least 0.019wt% are at least containing content.In order to not to casting to be cast
The mechanical property value of part optimizes casting character in the case where adversely affecting, it is preferable that is at most containing content
The Sr of 0.025wt%, preferably up to 0.024wt%.
In order to optimize casting character in the case where the mechanical property value not to cast member to be cast adversely affects,
Preferably, containing content lower than 0.006wt%, preferably 0.001 to 0.005wt% Zr.
In order to optimize casting character in the case where the mechanical property value not to cast member to be cast adversely affects,
Preferably, containing content lower than 0.006wt%, preferably 0.001 to 0.005wt% Zn.
For widely applying, it is preferable that the impurity containing content total < 0.05wt%.For various applications,
It is also preferable that containing content respectively < impurity of 0.005wt%.
For certain cast members, ceralumin of the invention is preferably low pressure ceralumin.
Correspondingly, the present invention also relates to a kind of ceralumins with as described in any one of claim 1 to 22 to manufacture
The method of cast member, wherein using low-pressure casting method.
For specific cast member, ceralumin of the invention is preferably differential pressure (CPC) ceralumin.
Correspondingly, the present invention also relates to a kind of ceralumins with as described in any one of claim 1 to 22 to manufacture
The method of cast member, wherein using low pressure counter-pressure casting method.
It is implemented as vehicle chassis component manufacturing the special of automobile with casting alloy of the invention, is preferably implemented as wheel guidance part
Part when being particularly preferably embodied as the cast member of shock absorber strut, wheel carrier or pivot bearings, there is the casting of various permanent casting mold in principle
The method of making is suitable as manufacturing method.But it is special based on the splendid machinery for the wheel guiding part of the receiving high load capacity of automobile
Property, low-pressure die casting and counter-pressure casting method (CPC method), also referred to as differential pressure diecasting method, be especially suitable for
Manufacturing method.
It is implemented as vehicle chassis component manufacturing the special of automobile with casting alloy of the invention, is preferably implemented as wheel guidance part
Part, it is preferable to use extrusion casint, gravity are hard when being particularly preferably embodied as the cast member of shock absorber strut, wheel carrier or pivot bearings
Die cast or die casting, especially thixotroping, rheology or low pressure sand casting.
In order to realize or even further develop above-mentioned advantage, it is preferable that so that at cast component experience two-stage heat
Reason, i.e. solution annealing and subsequent artificial ageing.Preferably, between the two heat treatment stages, in air or preferably exist
Die casting is quenched in water.
Preferably, after casting process, between 530 DEG C and 550 DEG C for when 6 to 10 hours ground, preferably 540 DEG C with
Between 550 DEG C for when 7 to 9 hours ground, especially for when 8 to 9 hours ground, particularly preferably be higher than be between 540 DEG C and 550 DEG C
When 7 to 9 hours ground, especially for when 8 to 9 hours ground, to die casting carry out solution annealing.
Preferably, after casting process, between 180 DEG C and 210 DEG C for when 1 to 8 hour ground, especially for when 1 to 6.5
Hour ground, preferably between 180 DEG C and 190 DEG C for when 1 to 6.5 hour ground, especially for when 4 to 6.5 hours, particularly preferably
At 180 DEG C and lower than between 190 DEG C for when 4 to 6.5 hours ground, especially for when 5 to 6.5 hours ground, die casting is moved back
Fire.
The invention further relates to the ceralumin as described in any one of claim or such as any one of claim
The application of the especially thermally treated cast member, applied to the vehicle chassis component of automobile, the wheel for being preferably applied to automobile is led
Primer component, particularly preferred for the shock absorber strut of automobile, wheel carrier, pivot bearings or especially transversal control arm.
Ceralumin of the invention is preferably applied to German patent application case DE 10 2,015 122 859.9 such as and discloses
Transversal control arm.Theme of the content of DE 10 2,015 122 859.9 and clearly quoting as the application is included into this
The disclosure of application.
The invention further relates to the ceralumin as described in any one of claim or such as any one of claim
The application of the wheel rim for automobile of the especially thermally treated cast member.
Ceralumin of the use of the invention as described in any one of claim and/or according in claim
Described in any item methods manufacture cast member be characterized in that, although casting character makes moderate progress, these cast members
The mechanical property value obtained after heat treatment, especially 300 to 325Mpa, preferably 305 to 310MPa extension limit RP0.2,4
To 10%, preferably 7 to 9% elongation at break A5 and/or 350-375MPa, the preferably tensile strength of 350-360MPa
Rm, will not be by excessive negative effect.
Claims (31)
1. a kind of ceralumin contains following alloy compositions
Si: > 3.8 to 5.8wt%
Mg:0.45 to 0.55wt%
Cr:0.05 to 0.5wt%
Sr:0.010 to 0.030
Impurity: < 0.1wt%
And 100wt% is supplemented to by Al.
2. ceralumin according to claim 1, which is characterized in that be higher than 4.0wt% containing content, more preferably at least
4.5wt%, especially preferably at least 4.7wt%, the further especially preferably at least Si of 4.9wt%.
3. ceralumin according to claim 1 or 2, which is characterized in that be up to 5.5wt% containing content, preferably
It is up to 5.3wt%, is particularly preferably up to the Si of 5.1wt%.
4. ceralumin according to any one of claim 1 to 3, which is characterized in that be higher than containing content
0.45wt%, more preferably at least 0.47wt%, the particularly preferably Mg of 0.49wt%.
5. ceralumin according to any one of claim 1 to 4, which is characterized in that be lower than containing content
0.55wt%, preferably at most 0.53wt% are particularly preferably up to the Mg of 0.51wt%.
6. ceralumin according to any one of claim 1 to 5, which is characterized in that be higher than containing content
0.05wt%, more preferably at least 0.07wt%, especially preferably at least 0.09wt%, especially preferably at least 0.11wt%'s
Cr。
7. ceralumin according to any one of claim 1 to 6, which is characterized in that be lower than containing content
0.250wt%, preferably shorter than 0.20wt%, especially preferably less than 0.18wt%, further especially preferably less than 0.15wt%, into
One step is especially preferably less than the Cr of 0.13wt%.
8. ceralumin according to any one of claim 1 to 7, which is characterized in that be lower than containing content
0.18wt%, preferably up to 0.15wt% are particularly preferably at most the Fe of 0.12wt%.
9. ceralumin according to any one of claim 1 to 8, which is characterized in that be at least containing content
The Fe of 0.01wt%.
10. ceralumin according to any one of claim 1 to 9, which is characterized in that be at most containing content
0.06wt%, preferably up to 0.05wt% are particularly preferably at most the Mn of 0.03wt%.
11. ceralumin according to any one of claim 1 to 10, which is characterized in that be at least containing content
The Mn of 0.01wt%.
12. ceralumin according to any one of claim 1 to 11, which is characterized in that it is lower than 0.2 containing content,
The preferably up to Ti of 0.03wt%.
13. ceralumin according to any one of claim 1 to 12, which is characterized in that be at least containing content
0.05wt%, more preferably at least 0.10wt%, the particular higher than Ti of 0.15wt%.
14. ceralumin according to any one of claim 1 to 13, which is characterized in that be at most containing content
0.03wt%, preferably up to 0.015wt%, preferably up to 0.01 are particularly preferably at most the Cu of 0.0075wt%.
15. according to claim 1 to ceralumin described in any one of 14, which is characterized in that be at least containing content
0.001wt%, more preferably at least 0.0025wt%, the especially preferably at least Cu of 0.005wt%.
16. according to claim 1 to ceralumin described in any one of 15, which is characterized in that be at least containing content
0.015wt%, the more preferably at least Sr of 0.019wt%.
17. according to claim 1 to ceralumin described in any one of 16, which is characterized in that be at most containing content
0.025wt%, the preferably up to Sr of 0.024wt%.
18. according to claim 1 to ceralumin described in any one of 17, which is characterized in that be lower than containing content
0.006wt%, preferably 0.001 to 0.005wt% Zr.
19. according to claim 1 to ceralumin described in any one of 18, which is characterized in that be lower than containing content
0.006wt%, preferably 0.001 to 0.005wt% Zn.
20. according to claim 1 to ceralumin described in any one of 19, which is characterized in that containing content <
0.05wt%, preferably < 0.005wt% impurity.
21. according to claim 1 to ceralumin described in any one of 20, which is characterized in that the ceralumin is
Low pressure ceralumin.
22. according to claim 1 to ceralumin described in any one of 21, which is characterized in that the ceralumin is
Differential pressure (CPC) ceralumin.
23. a kind of method that the ceralumin with as described in any one of claim 1 to 22 manufactures cast member, wherein using
Low-pressure casting method.
24. a kind of method that the ceralumin with as described in any one of claim 1 to 22 manufactures cast member, wherein using
Differential pressure (CPC) casting method.
25. a kind of method that the ceralumin with as described in any one of claim 1 to 22 manufactures cast member, wherein using
Extrusion casint, gravity diecasting or die casting, especially thixotroping, rheology or low pressure sand casting.
26. in particular according to described in any one of claim 23 to 25, with as described in any one of claim 1 to 22
The method of ceralumin manufacture cast member, wherein after casting process, so that cast member experience two-stage heat treatment, i.e., solid
Molten annealing and subsequent artificial ageing.
27. according to the method for claim 26, which is characterized in that between described two heat treatment stages, in air or
Person preferably in water quenches die casting.
28. the method according to any one of claim 23 to 27, wherein after casting process, 530 DEG C with 550 DEG C it
Between for when 6 to 10 hours ground, preferably between 540 DEG C and 550 DEG C for when 7 to 9 hours ground, especially for when 8 to 9 hours,
Particularly preferably be higher than between 540 DEG C and 550 DEG C for when 7 to 9 hours ground, especially for when 8 to 9 hours, to die casting into
Row solution annealing.
29. the method according to any one of claim 23 to 28, wherein after casting process, 180 DEG C with 210 DEG C it
Between for when 1 to 8 hour ground, especially for when 1 to 6.5 hour ground, preferably between 180 DEG C and 190 DEG C be when 1 to 6.5 hour
Ground, especially for when 4 to 6.5 hours ground, particularly preferably at 180 DEG C with lower than between 190 DEG C for when 4 to 6.5 hours, especially
Be for when 5 to 6.5 hours ground, anneal to die casting.
30. a kind of ceralumin as described in any one of the preceding claims or the spy manufactured with this ceralumin
It is not the application of thermally treated cast member, applied to the vehicle chassis component of automobile, is preferably applied to the wheel guide member of automobile, it is special
It is not preferably applied to the shock absorber strut, wheel carrier, pivot bearings and especially transversal control arm of automobile.
31. a kind of ceralumin as described in any one of the preceding claims or the spy cast with this ceralumin
It is not the application of thermally treated wheel rim.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102016115103.3 | 2016-08-15 | ||
DE102016115103 | 2016-08-15 | ||
PCT/DE2017/100662 WO2018033177A1 (en) | 2016-08-15 | 2017-08-04 | Al casting alloy |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109642276A true CN109642276A (en) | 2019-04-16 |
Family
ID=59686707
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201780050385.4A Pending CN109642276A (en) | 2016-08-15 | 2017-08-04 | Ceralumin |
Country Status (5)
Country | Link |
---|---|
US (1) | US20190185968A1 (en) |
EP (1) | EP3497257A1 (en) |
CN (1) | CN109642276A (en) |
DE (2) | DE112017004089A5 (en) |
WO (1) | WO2018033177A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112226655A (en) * | 2020-10-13 | 2021-01-15 | 安徽拓普勒汽车科技有限公司 | Composite aluminum alloy wheel and manufacturing method thereof |
CN112522555A (en) * | 2020-11-24 | 2021-03-19 | 华南理工大学 | High-toughness extrusion casting aluminum-silicon alloy and preparation method thereof |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11421304B2 (en) * | 2017-10-26 | 2022-08-23 | Tesla, Inc. | Casting aluminum alloys for high-performance applications |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104160049A (en) * | 2012-02-01 | 2014-11-19 | 株式会社Uacj | Aluminum alloy having excellent wear resistance, extrudability, and forging workability |
CN104968817A (en) * | 2013-02-06 | 2015-10-07 | Ksm铸造集团有限公司 | Aluminium casting alloy |
CN106460107A (en) * | 2014-07-29 | 2017-02-22 | Ksm铸造集团有限公司 | Al-casting alloy |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2700727B1 (en) * | 2012-08-23 | 2014-12-17 | KSM Castings Group GmbH | Al casting alloy |
-
2017
- 2017-08-04 DE DE112017004089.2T patent/DE112017004089A5/en not_active Withdrawn
- 2017-08-04 WO PCT/DE2017/100662 patent/WO2018033177A1/en unknown
- 2017-08-04 US US16/325,265 patent/US20190185968A1/en not_active Abandoned
- 2017-08-04 DE DE102017117711.6A patent/DE102017117711A1/en active Pending
- 2017-08-04 EP EP17755414.4A patent/EP3497257A1/en not_active Withdrawn
- 2017-08-04 CN CN201780050385.4A patent/CN109642276A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104160049A (en) * | 2012-02-01 | 2014-11-19 | 株式会社Uacj | Aluminum alloy having excellent wear resistance, extrudability, and forging workability |
CN104968817A (en) * | 2013-02-06 | 2015-10-07 | Ksm铸造集团有限公司 | Aluminium casting alloy |
CN106460107A (en) * | 2014-07-29 | 2017-02-22 | Ksm铸造集团有限公司 | Al-casting alloy |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112226655A (en) * | 2020-10-13 | 2021-01-15 | 安徽拓普勒汽车科技有限公司 | Composite aluminum alloy wheel and manufacturing method thereof |
CN112522555A (en) * | 2020-11-24 | 2021-03-19 | 华南理工大学 | High-toughness extrusion casting aluminum-silicon alloy and preparation method thereof |
Also Published As
Publication number | Publication date |
---|---|
DE102017117711A1 (en) | 2018-02-15 |
DE112017004089A5 (en) | 2019-05-09 |
US20190185968A1 (en) | 2019-06-20 |
WO2018033177A1 (en) | 2018-02-22 |
EP3497257A1 (en) | 2019-06-19 |
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Application publication date: 20190416 |