WO2015010956A1 - Hochwarmfeste aluminiumgusslegierung und gussteil für verbrennungsmotoren gegossen aus einer solchen legierung - Google Patents
Hochwarmfeste aluminiumgusslegierung und gussteil für verbrennungsmotoren gegossen aus einer solchen legierung Download PDFInfo
- Publication number
- WO2015010956A1 WO2015010956A1 PCT/EP2014/065130 EP2014065130W WO2015010956A1 WO 2015010956 A1 WO2015010956 A1 WO 2015010956A1 EP 2014065130 W EP2014065130 W EP 2014065130W WO 2015010956 A1 WO2015010956 A1 WO 2015010956A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- cast
- alloy
- aluminum
- casting
- alloys
- 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
- C22C21/12—Alloys based on aluminium with copper as the next major constituent
- C22C21/18—Alloys based on aluminium with copper as the next major constituent with zinc
-
- 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
- C22C21/12—Alloys based on aluminium with copper as the next major constituent
- C22C21/14—Alloys based on aluminium with copper as the next major constituent with silicon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D21/00—Casting non-ferrous metals or metallic compounds so far as their metallurgical properties are of importance for the casting procedure; Selection of compositions therefor
- B22D21/002—Castings of light metals
- B22D21/007—Castings of light metals with low melting point, e.g. Al 659 degrees C, Mg 650 degrees C
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D25/00—Special casting characterised by the nature of the product
- B22D25/02—Special casting characterised by the nature of the product by its peculiarity of shape; of works of art
-
- 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
- C22F1/057—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 copper as the next major constituent
Definitions
- the invention relates to an aluminum casting alloy, which can be cast well and has a high strength in the warm state even after a long service life at high operating temperatures.
- the invention relates to a component for
- Cast aluminum alloy is poured.
- Components are in particular cylinder heads or engine blocks.
- suitable cast aluminum alloys have a high yield strength in both space and in
- Material concepts include aluminum casting alloys of the alloy groups Al-Si-Mg and Al-Si-Cu. at
- Curing contributing elements such as Cu, Mg and Zn, come to coarsen the curing phases and, consequently, to a strong decrease in the mechanical characteristics.
- the aim of the development of new alloys for the aluminum casting of components for internal combustion engines is therefore an optimized high-temperature strength (s.
- Heat resistance group of alloys is known as "AlCu7xx”. This includes, for example, the alloy “ ⁇ lCu7MnZr” which, in addition to Al and accompanying elements (in% by weight), contains 6.72% Cu, 0.22% Zr, 0.11% Ti, 0.5% Mn and the impurities attributable to impurities of Fe, Mg and Zn.
- AlCu7xx the alloy “ ⁇ lCu7MnZr” which, in addition to Al and accompanying elements (in% by weight), contains 6.72% Cu, 0.22% Zr, 0.11% Ti, 0.5% Mn and the impurities attributable to impurities of Fe, Mg and Zn.
- the object of the invention was to provide an aluminum casting alloy which, even after a prolonged period of use at high temperatures, still has high mechanical properties and at the same time sheds well.
- Combustion engine can be created, the optimized mechanical properties when used at high
- the solution to the above-mentioned object is that such a casting is cast from an aluminum casting alloy according to the invention.
- the alloy according to the invention is suitable in particular for the casting production of
- the cast aluminum alloy according to the invention contains, in addition to aluminum and production-related unavoidable
- Impurities (in% by weight) 6.0-8.0% Cu, 0.3-0.55% Mn, 0.18-0.25% Zr, 3.0-7.0% Si, O, 05-0.2% Ti, up to 0.03% Sr, up to 0.04% V and up to 0.25% Fe.
- aluminum cast alloy components reach in the state T6W, d. H. solution annealed and thermally aged for 4 hours at 240 ° C, at room temperature under static load in average regular tensile strength Rm of more than 260 MPa, a Brinell hardness HB of at least 90 HB, a yield strength Rp0.2 of at least 170 MPa and an elongation at break A of at least 1.65%.
- Components at room temperature under static load in each case on average a tensile strength Rm of at least 190 MPa, a yield strength Rp0,2 of at least 90 MPa, a hardness HB of at least 67 HB and an elongation at break A of at least 3.5%. These values remain stable even after prolonged use at high temperatures. For example, occurs during a lasting over 500 h Use at 300 ° C virtually no change in the
- the high-temperature strength of an aluminum casting alloy according to the invention is consequently significantly higher than in conventional, today standard used for the casting of internal combustion engine components
- Cast aluminum alloy cast components have no optically detectable cracks and largely
- Cast aluminum alloy thus allows the reliable casting production of castings, which also in high operating temperatures have optimal load capacity.
- Cu is contained in the alloy according to the invention in contents of 6.0-8.0 wt .-% to the required
- Cu contributes to the hardenability of the aluminum casting alloy.
- Aluminum casting alloy according to the invention are ensured particularly secure when the Cu content at least
- Aluminum casting alloy is in the range of 3.0 - 7.0 wt .-%.
- the focus of the properties can be placed on the castability on the one hand and on the heat resistance on the other hand by an appropriate adjustment of the Si content within this content range.
- aluminum alloy according to the invention is less than 5.0 wt .-%.
- Aluminum casting alloy as stable in terms of their properties and behavior in a
- the Si content of the aluminum alloy according to the invention can be increased to 5.0% by weight, in particular 5.5% by weight.
- An aluminum alloy according to the invention which is optimized with regard to castability on the one hand and heat resistance on the other hand, results when the Si content is limited to at most 7% by weight, in particular to at most 6.5% by weight.
- Aluminum casting alloy cast components This positive effect occurs in particular when the Mn Content of the aluminum casting alloy according to the invention is from 0.4 to 0.55 wt .-%.
- Zr in amounts of 0.18-0.25 wt .-% contributes significantly to the fine grain of the structure of a
- aluminum alloy according to the invention is 0.2-0.25% by weight.
- Aluminum casting alloy existing titanium is expected to be 0.12 wt .-%.
- Sr is optionally added to the cast aluminum alloy of the invention for refining.
- the addition of Sr is therefore particularly in inventive
- the Si contents of at least 5.0 wt .-% have.
- at lower Si contents it is sufficient from the aluminum casting alloy
- a further optimized with good castability in view of maximized mechanical properties of this variant variant consists of aluminum and unavoidable impurities and (in parts. %) 6.5-7.5% by weight Cu, 0.4-0.55% by weight Mn, 0.20-0.25% Zr, up to 0.12% Fe, 3.5% 4.5% Si, 0.08 - 0.12% Ti, up to 0.02% V and 0.05-0.02% Sr.
- an aluminum casting alloy according to the invention (in% by weight) contains 6.0-8.0% Cu , 0.3-0.55% Mn, 0.18-0.25% Zr, up to 0.25% Fe, 5.0-7.0 Si, 0.05-0.2% Ti, up to 0.04% V and 0.01-0.03% Sr.
- the invention is based on
- Fig. 1 is a diagram in which each at
- Aluminum casting alloys E1, E2, E3 according to the invention are compared with the mechanical properties of a casting sample made of a comparison alloy V in each case in state T6W;
- Fig. 2 is a diagram in which each at 300 ° C.
- Fig. 3 is a diagram in which each at 250 ° C.
- Standard cast alloys AlSi6Cu4 and ⁇ lSi7Cu0,5Mg are compared after each carried out at 250 ° C for 500 hours heat treatment.
- Fig. 4 is a diagram in which each at 300 ° C.
- Standard cast alloys AlSi6Cu4 and AlSi7CuO, 5Mg are compared after each carried out at 300 ° C for 500 hours heat treatment.
- Cylinder heads were poured, which have been subjected to the solidification of a T6W treatment.
- the cylinder heads are at 480 - 500 ° C above each
- cast cylinder heads have been subjected to a long-term heat treatment, in which they have been kept first at a temperature of 300 ° C over a period of eight hours, then over a period of 100 hours and finally over a period of 300 hours.
- a sample is taken from the combustion chamber area after the end of the respective heat treatment period and the yield strength Rp0.2, the
- cylinder heads produced by comparison alloy have higher strengths, however their breaking elongation A is in each case significantly lower than the breaking elongation A determined for the samples according to the invention.
- Alloys E1, E2, E3 and V produced cylinder heads one also performed at 300 ° C, over 500
- Standard cast alloys Sl and S2 prepared, whose compositions listed in Table 5 the known aluminum casting alloys "AlSi7Cu0, 5Mg" and "AlSi6Cu4" correspond.
- the cylinder heads cast from the standard alloys S1 and S2 were each subjected to the typical heat treatments. That's how they turned out
- the alloy Sl-cast cylinder heads were subjected to a T6 air heat treatment and the cylinder heads cast from the alloy S2 were subjected to a T6 heat treatment.
- Alloy El and the standard alloys Sl and S2 produced cylinder heads of a 300 ° C, extending over 500 hours
- Aluminum casting alloys according to the invention El, E2, E3 cast cylinder heads twice as high as the
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
Description
Claims
Priority Applications (11)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL14744487T PL3024958T3 (pl) | 2013-07-22 | 2014-07-15 | Żarowytrzymały odlewniczy stop aluminium i odlew do silników spalinowych odlewany z takiego stopu |
CN201480041733.8A CN105408510A (zh) | 2013-07-22 | 2014-07-15 | 耐高温的铸造铝合金及由该铸造铝合金铸造的内燃机铸件 |
ES14744487.1T ES2662347T3 (es) | 2013-07-22 | 2014-07-15 | Aleación de fundición de aluminio resistente a altas temperaturas y pieza colada para motores de combustión colada a partir de una aleación de este tipo |
EP14744487.1A EP3024958B1 (de) | 2013-07-22 | 2014-07-15 | Hochwarmfeste aluminiumgusslegierung und gussteil für verbrennungsmotoren gegossen aus einer solchen legierung |
BR112015018372A BR112015018372B1 (pt) | 2013-07-22 | 2014-07-15 | liga de alumínio fundido com elevada resistência ao calor, e carcaça de motor moldada a partir de tal liga |
JP2016515994A JP6101402B2 (ja) | 2013-07-22 | 2014-07-15 | 耐熱性アルミニウム鋳造合金、及びかかる合金から鋳造される燃焼機関のための鋳造 |
KR1020167004254A KR101718118B1 (ko) | 2013-07-22 | 2014-07-15 | 고내열성 알루미늄 주조 합금 및 그러한 합금으로 주조된 내연기관용 주물 |
US14/904,834 US9663848B2 (en) | 2013-07-22 | 2014-07-15 | High heat-resistant aluminium casting alloy and casting for combustion engines cast from such an alloy |
MX2015016249A MX2015016249A (es) | 2013-07-22 | 2014-07-15 | Aleacion de fundicion de aluminio de alta resistencia termica y fundicion para maquinas de combustion colada a partir de dicha aleacion. |
RU2015142970A RU2606141C1 (ru) | 2013-07-22 | 2014-07-15 | Высокожаропрочный литейный алюминиевый сплав и отливки для двигателей внутреннего сгорания, отлитые из такого сплава |
ZA2015/05425A ZA201505425B (en) | 2013-07-22 | 2015-07-28 | High-temperature-resistant aluminium casting alloy and cast part for internal combustion engines cast from such an alloy |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102013107810.9A DE102013107810A1 (de) | 2013-07-22 | 2013-07-22 | Hochwarmfeste Aluminiumgusslegierung und Gussteil für Verbrennungsmotoren gegossen aus einer solchen Legierung |
DE102013107810.9 | 2013-07-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2015010956A1 true WO2015010956A1 (de) | 2015-01-29 |
Family
ID=51229876
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2014/065130 WO2015010956A1 (de) | 2013-07-22 | 2014-07-15 | Hochwarmfeste aluminiumgusslegierung und gussteil für verbrennungsmotoren gegossen aus einer solchen legierung |
Country Status (15)
Country | Link |
---|---|
US (1) | US9663848B2 (de) |
EP (1) | EP3024958B1 (de) |
JP (1) | JP6101402B2 (de) |
KR (1) | KR101718118B1 (de) |
CN (1) | CN105408510A (de) |
BR (1) | BR112015018372B1 (de) |
DE (1) | DE102013107810A1 (de) |
ES (1) | ES2662347T3 (de) |
HU (1) | HUE036331T2 (de) |
MX (1) | MX2015016249A (de) |
PL (1) | PL3024958T3 (de) |
RU (1) | RU2606141C1 (de) |
TR (1) | TR201802630T4 (de) |
WO (1) | WO2015010956A1 (de) |
ZA (1) | ZA201505425B (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11220729B2 (en) | 2016-05-20 | 2022-01-11 | Ut-Battelle, Llc | Aluminum alloy compositions and methods of making and using the same |
US11242587B2 (en) | 2017-05-12 | 2022-02-08 | Ut-Battelle, Llc | Aluminum alloy compositions and methods of making and using the same |
CN107400809A (zh) * | 2017-07-31 | 2017-11-28 | 江苏大学 | 锆锶复合微合金化的高强韧耐腐蚀低硅含量铝硅铜系铸造铝合金及制备方法 |
US11180839B2 (en) | 2017-10-26 | 2021-11-23 | Ut-Battelle, Llc | Heat treatments for high temperature cast aluminum alloys |
CN109402473B (zh) * | 2018-12-11 | 2019-12-03 | 贵州大学 | 一种具有高Fe含量的Al-Si-Cu-Mn耐热铝合金及其制备方法 |
KR20200082875A (ko) | 2018-12-31 | 2020-07-08 | 주식회사 팔 | 알루미늄 합금을 이용한 브레이크 캘리퍼의 제조 방법 |
CN110592448B (zh) * | 2019-08-27 | 2021-06-22 | 江苏大学 | 耐热耐腐蚀2219型铝合金及其制备方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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DE102009012073A1 (de) * | 2009-03-06 | 2010-09-09 | Daimler Ag | Aluminiumgusslegierung |
DE102011083968A1 (de) * | 2011-10-04 | 2013-04-04 | Federal-Mogul Nürnberg GmbH | Verfahren zur Herstellung eines Motorbauteils und Motorbauteil |
Family Cites Families (9)
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JPH04202737A (ja) * | 1990-11-30 | 1992-07-23 | Showa Alum Corp | 強度に優れた耐摩耗性アルミニウム合金 |
JP4132293B2 (ja) * | 1997-10-15 | 2008-08-13 | 株式会社豊田中央研究所 | 耐疲労特性に優れたアルミニウム合金 |
US6419769B1 (en) * | 1998-09-08 | 2002-07-16 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Aluminum-silicon alloy having improved properties at elevated temperatures and process for producing cast articles therefrom |
US6918970B2 (en) | 2002-04-10 | 2005-07-19 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | High strength aluminum alloy for high temperature applications |
RU2224811C2 (ru) * | 2002-06-03 | 2004-02-27 | Татьяна Николаевна Легкая | Литейный сплав на основе алюминия |
FR2857378B1 (fr) * | 2003-07-10 | 2005-08-26 | Pechiney Aluminium | Piece moulee en alliage d'aluminium a haute resistance a chaud |
RU2306351C1 (ru) * | 2006-04-05 | 2007-09-20 | Юлия Алексеевна Щепочкина | Сплав на основе алюминия |
RU2329321C2 (ru) * | 2006-05-10 | 2008-07-20 | Новосибирский государственный технический университет | Антифрикционный сплав на основе алюминия |
DE102009026725A1 (de) | 2008-07-04 | 2010-01-07 | Aleris Aluminum Koblenz Gmbh | Aluminiumgusslegierung |
-
2013
- 2013-07-22 DE DE102013107810.9A patent/DE102013107810A1/de not_active Withdrawn
-
2014
- 2014-07-15 ES ES14744487.1T patent/ES2662347T3/es active Active
- 2014-07-15 HU HUE14744487A patent/HUE036331T2/hu unknown
- 2014-07-15 EP EP14744487.1A patent/EP3024958B1/de active Active
- 2014-07-15 RU RU2015142970A patent/RU2606141C1/ru not_active IP Right Cessation
- 2014-07-15 CN CN201480041733.8A patent/CN105408510A/zh active Pending
- 2014-07-15 WO PCT/EP2014/065130 patent/WO2015010956A1/de active Application Filing
- 2014-07-15 MX MX2015016249A patent/MX2015016249A/es active IP Right Grant
- 2014-07-15 TR TR2018/02630T patent/TR201802630T4/tr unknown
- 2014-07-15 KR KR1020167004254A patent/KR101718118B1/ko active IP Right Grant
- 2014-07-15 BR BR112015018372A patent/BR112015018372B1/pt not_active IP Right Cessation
- 2014-07-15 JP JP2016515994A patent/JP6101402B2/ja active Active
- 2014-07-15 PL PL14744487T patent/PL3024958T3/pl unknown
- 2014-07-15 US US14/904,834 patent/US9663848B2/en active Active
-
2015
- 2015-07-28 ZA ZA2015/05425A patent/ZA201505425B/en unknown
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009012073A1 (de) * | 2009-03-06 | 2010-09-09 | Daimler Ag | Aluminiumgusslegierung |
DE102011083968A1 (de) * | 2011-10-04 | 2013-04-04 | Federal-Mogul Nürnberg GmbH | Verfahren zur Herstellung eines Motorbauteils und Motorbauteil |
Non-Patent Citations (1)
Title |
---|
"Warmfeste Aluminiumgusslegierungen für Zylinderköpfe in direktem Wettbewerb", 6/2009 GIESSEREI-PRAXIS, pages 199 - 202 |
Also Published As
Publication number | Publication date |
---|---|
KR20160048777A (ko) | 2016-05-04 |
JP6101402B2 (ja) | 2017-03-22 |
KR101718118B1 (ko) | 2017-03-20 |
ES2662347T3 (es) | 2018-04-06 |
MX2015016249A (es) | 2016-03-11 |
JP2016531198A (ja) | 2016-10-06 |
EP3024958A1 (de) | 2016-06-01 |
US20160168665A1 (en) | 2016-06-16 |
RU2606141C1 (ru) | 2017-01-10 |
DE102013107810A1 (de) | 2015-02-19 |
HUE036331T2 (hu) | 2018-06-28 |
BR112015018372B1 (pt) | 2020-02-04 |
BR112015018372A2 (pt) | 2017-07-18 |
CN105408510A (zh) | 2016-03-16 |
EP3024958B1 (de) | 2018-01-03 |
US9663848B2 (en) | 2017-05-30 |
TR201802630T4 (tr) | 2018-03-21 |
ZA201505425B (en) | 2016-04-28 |
PL3024958T3 (pl) | 2018-07-31 |
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