DE2529062A1 - Hypo-eutectic aluminium silicon alloy - contg. zirconium for improved creep strength - Google Patents

Hypo-eutectic aluminium silicon alloy - contg. zirconium for improved creep strength

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Publication number
DE2529062A1
DE2529062A1 DE19752529062 DE2529062A DE2529062A1 DE 2529062 A1 DE2529062 A1 DE 2529062A1 DE 19752529062 DE19752529062 DE 19752529062 DE 2529062 A DE2529062 A DE 2529062A DE 2529062 A1 DE2529062 A1 DE 2529062A1
Authority
DE
Germany
Prior art keywords
zirconium
silicon
aluminum
hypo
contg
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
DE19752529062
Other languages
German (de)
Inventor
Ernst Ing Grad Deubelbeiss
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Karl Schmidt GmbH
Original Assignee
Karl Schmidt GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Karl Schmidt GmbH filed Critical Karl Schmidt GmbH
Priority to DE19752529062 priority Critical patent/DE2529062A1/en
Publication of DE2529062A1 publication Critical patent/DE2529062A1/en
Withdrawn legal-status Critical Current

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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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2201/00—Metals
    • F05C2201/02—Light metals
    • F05C2201/021—Aluminium

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Sliding-Contact Bearings (AREA)

Abstract

The alloy contains 0.01-0.1% Zr. The alloy may be used for internal combustion engine components, partic. pistons. It shows improved ductility, hardness, and creep strength over the alloys previously claimed. In an example, an alloy contained 10.2% Si, 4.5% Cu, 0.8% Ni, 0.1% Mn, 0.6% Mg, 0.08% Zr, balance Al.

Description

Untereutektische Aluminium-Silizium-Basis-Legierung Die Erfindung bezieht sich auf eine untereutektische zirkoniumhaltige Aluminium-Silizium-Basi s-Legierung, insbesondere für Bauteile für Verbrennungskraftmaschinen,. Hypoeutectic aluminum-silicon-based alloy The invention refers to a hypoeutectic zirconium-containing aluminum-silicon base s alloy, especially for components for internal combustion engines.

vorzugsweise für Kolben, die gemäß Patent . ...preferably for pistons according to patent. ...

(Patentanmeldung P 22 61 315.6) aus 8 bis 10 % Silizium 2 bis 5 % Kupfer 0,05 bis 2 % Nickel 0,1 bis 0,6 % Mangan 0,3 bis 0,7 % Magnesium Rest Aluminium besteht.(Patent application P 22 61 315.6) from 8 to 10% silicon 2 to 5% Copper 0.05 to 2% nickel 0.1 to 0.6% manganese 0.3 to 0.7% magnesium, the remainder aluminum consists.

Die in dem Hauptpatent beschriebene Aluminium-Silizium-Basis-Legierung, die neben 8 bis 10 % Silizium 2 bis 5 % Kupfer 0,05 bis 2 O/o Nickel 0,1 bis 0,6 % Mangan 0,3 bis 0,7 O/o Magnesium noch 0,1 bis 0,25 % Zirkonium enthält, weist gegenüber den dort zum Stand der Technik genannten Aluminium-Silizium-Basis-Legierungen eine vergleichsweise wesentliche Verbesserung der Kriechfestigkeit um ca. 58 bis 68 % auf.The aluminum-silicon-based alloy described in the main patent, which in addition to 8 to 10% silicon 2 to 5% copper 0.05 to 2 O / o nickel 0.1 to 0.6 % Manganese 0.3 to 0.7% magnesium still contains 0.1 to 0.25% zirconium compared to the aluminum-silicon-based alloys mentioned there for the state of the art one comparatively significant improvement in creep resistance by approx. 58 to 68%.

Es wurde nun gefunden, daß gleiche bzw. verbesserte Werte für die mechanischen Eigenschaften Zugfestigkeit, Bruchdehnung, Härte und Kriechfestigkeit erzielt werden können, wenn erfindungsgemäß der Zirkoniumgehalt der Aluninium-Silizium-Basis-Legierung 0,01 bis <0,1 % beträgt.It has now been found that the same or improved values for mechanical properties tensile strength, elongation at break, hardness and creep resistance can be achieved if, according to the invention, the zirconium content of the aluminum-silicon-base alloy 0.01 to <0.1%.

Im folgenden sind die mechanischen Eigenschaften der erfindungsgemäßen Aluminium-Silizia1m-Basis-Legierung den mechanischen Eigenschaften der Aluminium-Silizium-Basis-Legierung gemäß dem Hauptpatent vergleichsweise gegenübergestellt.The following are the mechanical properties of the invention Aluminum-silicon-based alloy the mechanical properties of the aluminum-silicon-based alloy compared according to the main patent.

1. Ausführungsbeispiel Die erfindungsgemäße Aluminium-Silizium-Basis-Legierung hat die Zusammensetzung: 10,2 Silizium 4,5 % Kupfer 0,8 % Nickel 0,1 % Mangan 0,6 % Magnesium 0,08 % Zirkonium Rest Aluminium Die ermittelten Werkstoffeigenschaften sind: Zeitdehngrenze bei 3000C 2 g O,1 - 1000 13 N/mm Zeitdehngrenze bei 300 0C 2 0,2 - 1000 17 N/mm Zugfestigkeit 318 N/mm2 Bruchdehnung 1,3 % Brineilhärte 112 2. Ausführungsbeispiel Die Aluminium-Silizium-Basis-Legierung nach dem Hauptpatent hat die Zusammensetzung: 9,8 % Silizium 4,5 % Kupfer 0,8 5' Nickel 0,1 % Mangan 0,6 % Magnesium 0,16 % Zirkonium Rest Aluminium Die ermittelten Werkstoffeigenschaften sind: Zeitdehngrenze bei 300°C 11 N/mm² γ 0,1 - 1000 Zeitdehngrenze bei 3000 c 2 # 0,2 - 1000 15 N/mm² Zugfestigkeit 312 N/mm² Bruchdehnung 1,1% Brinellhärte 112 Die vergleichende Gegenüberstellung der ermittelten Werkstoffeligenschaften zeigt, daß die erfindungsgemäße Aluminium-Silizium-Basis-Legierung gegenüber der Aluminium-Silizium-Basis-Legierung nach dem Hauptpatent verbesserte mechanische Eigenschaften aufweist. Patentanspruch1. Embodiment The aluminum-silicon-based alloy according to the invention has the composition: 10.2 silicon 4.5% copper 0.8% nickel 0.1% manganese 0.6 % Magnesium 0.08% Zirconium Remainder aluminum The determined material properties are: time yield strength at 3000C 2 g O, 1 - 1000 13 N / mm time yield strength at 300 0C 2 0.2-1000 17 N / mm Tensile strength 318 N / mm2 elongation at break 1.3% Brineil hardness 112 2nd embodiment The aluminum-silicon-based alloy according to the main patent has the composition: 9.8% silicon 4.5% copper 0.8 5 'nickel 0.1% manganese 0.6% magnesium 0.16% zirconium, balance aluminum The material properties determined are: time yield strength at 300 ° C 11 N / mm² γ 0.1 - 1000 time yield strength at 3000 c 2 # 0.2 - 1000 15 N / mm² tensile strength 312 N / mm² elongation at break 1.1% Brinell hardness 112 The comparative comparison of the determined material properties shows that the aluminum-silicon-based alloy according to the invention compared to Aluminum-silicon-based alloy according to the main patent improved mechanical Has properties. Claim

Claims (1)

PATENTANSPRUCH Untereutektische zirkoniumhaltige Aluminium-Silizium-Basis-Legierung, insbesondere für Bauteile für Verbrennungskraftmaschinen, vorzugsweise für Kolben, die gemäß dem Patent . ... ... (Patentanmeldung P 22 61 315.6) 8 bis 10 % Silizium 2 bis 5 % Kupfer 0,05 bis 2 % Nickel 0,1 bis 0,6 % Mangan 0,3 bis 0,7 % Magnesium Rest Aluminium enthält, dadurch gekennzeichnet, daß der Zirkoniumgehalt 0,01 bis <0,1 % beträgt.PATENT CLAIM Sub-eutectic zirconium-containing aluminum-silicon-based alloy, especially for components for internal combustion engines, preferably for pistons, those according to the patent. ... ... (patent application P 22 61 315.6) 8 to 10% silicon 2 to 5% copper 0.05 to 2% nickel 0.1 to 0.6% manganese 0.3 to 0.7% magnesium The remainder contains aluminum, characterized in that the zirconium content is from 0.01 to Is <0.1%.
DE19752529062 1975-06-30 1975-06-30 Hypo-eutectic aluminium silicon alloy - contg. zirconium for improved creep strength Withdrawn DE2529062A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19752529062 DE2529062A1 (en) 1975-06-30 1975-06-30 Hypo-eutectic aluminium silicon alloy - contg. zirconium for improved creep strength

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752529062 DE2529062A1 (en) 1975-06-30 1975-06-30 Hypo-eutectic aluminium silicon alloy - contg. zirconium for improved creep strength

Publications (1)

Publication Number Publication Date
DE2529062A1 true DE2529062A1 (en) 1977-02-03

Family

ID=5950265

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752529062 Withdrawn DE2529062A1 (en) 1975-06-30 1975-06-30 Hypo-eutectic aluminium silicon alloy - contg. zirconium for improved creep strength

Country Status (1)

Country Link
DE (1) DE2529062A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2690927A1 (en) * 1992-05-06 1993-11-12 Pechiney Aluminium Aluminium@ alloy - contains silicon, and either magnesium@, copper@ or nickel@ with titanium@, zirconium@ and vanadium@ to increase hot creep resistance
WO2006056686A2 (en) * 2004-11-26 2006-06-01 Ks Kolbenschmidt Gmbh Aluminium alloy for component with high hot process mechanical strength

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2690927A1 (en) * 1992-05-06 1993-11-12 Pechiney Aluminium Aluminium@ alloy - contains silicon, and either magnesium@, copper@ or nickel@ with titanium@, zirconium@ and vanadium@ to increase hot creep resistance
WO2006056686A2 (en) * 2004-11-26 2006-06-01 Ks Kolbenschmidt Gmbh Aluminium alloy for component with high hot process mechanical strength
FR2878534A1 (en) * 2004-11-26 2006-06-02 Ks Kolbenschmidt Gmbh ALUMINUM ALLOY FOR HIGH HARD MECHANICAL RESISTANCE PIECE
WO2006056686A3 (en) * 2004-11-26 2007-02-15 Ks Kolbenschmidt Gmbh Aluminium alloy for component with high hot process mechanical strength

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