Claims
- 1. An aluminum alloy suitable for high temperature applications consisting essentially of at least 9 wt.% Si, 3.1 to 7 wt.% Ni, 1.5 to 6 wt.% Cu, 0.005 to 0.3 wt.% Sr, at least one of the elements selected from Mg, Mn, V, Sc, Fe, Ti, Zn, B and Cr, said elements having the ranges: 1.2 wt.% Mg max., 1 wt.% Mn max., 0.3 wt.% V max., 0.3 wt.% Sc max., 0.25 wt.% Ti max., up to 0.2 wt.% B, up to 0.2 wt.% Cr, 0.5 wt.% Zn max. and 0.8 wt.% Fe max., the remainder aluminum and impurities.
- 2. The alloy in accordance with claim 1 wherein Si is in the range of 9 to 14 wt.%.
- 3. The alloy in accordance with claim 1 wherein Si is in the range of 9 to 13 wt.%.
- 4. The alloy in accordance with claim 1 wherein Ni is in the range of 3.1 to 6 wt.%.
- 5. The alloy in accordance with claim 1 wherein Ni is in the range of 3.1 to 4.9 wt.%.
- 6. The alloy in accordance with claim 1 wherein Cu is in the range of 3 to 5 wt.%.
- 7. The alloy in accordance with claim 1 wherein Mg is 1 wt.% max.
- 8. The alloy in accordance with claim 1 wherein Mg is 0.8 wt.% max.
- 9. The alloy in accordance with claim 1 wherein Mn is 0.05 to 0.2 wt.% max.
- 10. The alloy in accordance with claim 1 wherein V is 0.01 to 0.1 wt.% max.
- 11. The alloy in accordance with claim 1 wherein Sc is 0.5 to 0.1 wt.% max.
- 12. The alloy in accordance with claim 1 wherein Fe is 0.05 to 0.8 wt.% max.
- 13. The alloy in accordance with claim 1 wherein Ti is 0.03 to 0.12 wt.% max.
- 14. The alloy in accordance with claim 1 wherein Sr is 0.1 wt.% max.
- 15. The alloy in accordance with claim 1 wherein Zn is 0.05 to 0.2 wt.% max.
- 16. The alloy in accordance with claim 1 wherein B is 0.1 wt.% max.
- 17. An aluminum alloy suitable for high temperature applications consisting essentially of at least 9 to 13 wt.% Si, 3.1 to 6 wt.% Ni, 3 to 5 wt.% Cu, 0.005 to 0.1 wt.% Sr, at least one of the elements selected from Mg, Mn, V, Sc, Fe, Ti, Zn, B and Cr, said elements having the ranges: 1 wt.% Mg max., 1 wt.% Mn max., 0.3 wt.% V max., 0.3 wt.% Sc max., 0.25 wt.% Ti max., up to 0.2 wt.% B, up to 0.2 wt.% Cr, 0.5 wt.% Zn max. and 0.6 wt.% Fe max., the remainder aluminum and impurities.
- 18. An aluminum alloy suitable for high temperature applications consisting essentially of at least 9 to 13 wt.% Si, 3.1 to 4.9 wt.% Ni, 3 to 5 wt.% Cu, 0.005 to 0.1 wt.% Sr, at least one of the elements selected from Mg, Mn, V, Sc, Fe, Ti, Zn, B and Cr, said elements having the ranges: 1 wt.% Mg max., 1 wt.% Mn max., 0.3 wt.% V max., 0.3 wt.% Sc max., 0.25 wt.% Ti max., up to 0.2 wt.% B, up to 0.2 wt.% Cr, 0.5 wt.% Zn max. and 0.6 wt.% Fe max., the remainder aluminum and impurities.
- 19. An aluminum alloy suitable for high temperature applications consisting essentially of at least 9 to 13 wt.% Si, 3.1 to 6 wt.% Ni, 3 to 5 wt.% Cu, 0.005 to 0.1 wt.% Sr, at least one of the elements selected from Mn, V, Sc, Fe, Ti, Zn, B and Cr, said elements having the ranges: 0.1 to 1 wt.% Mg, 0.05 to 0.2 wt.% Mn, 0.01 to 0.1 wt.% V, 0.05 to 0.1 wt.% Sc, 0.05 to 0.8 wt.% Ti, up to 0.2 wt.% B, up to 0.2 wt.% Cr, 0.05 to 0.2 wt.% Zn and 0.05 to 0.8 wt.% Fe, the remainder aluminum and impurities.
- 20. An aluminum alloy suitable for high temperature applications consisting essentially of at least 9 wt.% Si, 3.1 to 7 wt.% Ni, 1.5 to 6 wt.% Cu, 0.005 to 0.3 wt.% Sr, 0.1 to 1.2 wt.% Mg, 0.05 to 0.2 wt.% Mn, 0.01 to 0.1 wt.% V, 0.05 to 0.1 wt.% Sc, 0.03 to 0.12 wt.% Ti, up to 0.2 wt.% B, up to 0.2 wt.% Cr, 0.05 to 0.2 wt.% Zn and 0.05 to 0.8 wt.% Fe, the remainder aluminum and impurities.
- 21. An aluminum alloy suitable for high temperature applications consisting essentially of at least 9 to 13 wt.% Si, 3.1 to 6 wt.% Ni, 3 to 5 wt.% Cu, 0.005 to 0.1 wt.% Sr, 0.1 to 1.2 wt.% Mg, 0.05 to 0.2 wt.% Mn, 0.01 to 0.1 wt.% V, 0.05 to 0.1 wt.% Sc, 0.03 to 0.12 wt.% Ti, up to 0.2 wt.% B, up to 0.2 wt.% Cr, 0.05 to 0.2 wt.% Zn and 0.05 to 0.8 wt.% Fe, the remainder aluminum and impurities.
- 22. An aluminum alloy suitable for high temperature applications consisting essentially of at least 9 to 13 wt.% Si, 3.1 to 4.9 wt.% Ni, 3 to 5 wt.% Cu, 0.005 to 0.1 wt.% Sr, 0.1 to 1.2 wt.% Mg, 0.05 to 0.2 wt.% Mn, 0.01 to 0.1 wt.% V, 0.05 to 0.1 wt.% Sc, 0.03 to 0.12 wt.% Ti, up to 0.2 wt.% B, up to 0.2 wt.% Cr, 0.05 to 0.2 wt.% Zn and 0.05 to 0.8 wt.% Fe, the remainder aluminum and impurities.
- 23. An aluminum alloy suitable for high temperature applications consisting essentially of at least 9 to 13 wt.% Si, 3.1 to 6 wt.% Ni, 3 to 5 wt.% Cu, 0.005 to 0.1 wt.% Sr, 0.1 to 1.2 wt.% Mg, 0.05 to 0.2 wt.% Mn, 0.01 to 0.1 wt.% V, 005 to 0.1 wt.% Sc, 0.03 to 0.12 wt.% Ti, up to 0.2 wt.% B, up to 0.2 wt.% Cr, 0.05 to 0.2 wt.% Zn and 0.05 to 0.8 wt.% Fe, the remainder aluminum and impurities.
- 24. An aluminum alloy suitable for high temperature applications consisting essentially of at least 10 to 11 wt.% Si, 3.1 to 4.9 wt.% Ni, 2 to 5 wt.% Cu, 0.1 to 1.2 wt.% Mg, preferably 0.1 to 1 wt.%, 0.05 to 0.2 wt.% Mn, 0.01 to 0.1 wt.% V, optionally, 0.05 to 0.1 wt.% Sc, 0.05 to 0.8 wt.% Fe, 0.03 to 0.12 wt.% Ti, 0.005 to 0.05 wt.% Sr, 0.05 to 0.2 wt.% Sn, 0.1 wt.% max. B 0.20 wt.% max Cr.
CROSS REFERENCE TO RELATED APPLICATIONS
This application is a continuation-in-part of U.S. Ser. No. 309,112, filed Feb. 13, 1989, now U.S. Pat. No. 4,975,243.
US Referenced Citations (1)
Number |
Name |
Date |
Kind |
4434014 |
Smith |
Feb 1984 |
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Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
309112 |
Feb 1989 |
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