Information
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Patent Application
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20070221298
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Publication Number
20070221298
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Date Filed
March 20, 200717 years ago
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Date Published
September 27, 200716 years ago
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Inventors
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Original Assignees
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CPC
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US Classifications
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International Classifications
Abstract
The present invention provides a Ni-based super alloy including, by mass %, C: 0.01 to 0.15%; Si: 1% or less; Mn: 1% or less; P: 0.02% or less; S: 0.01% or less; Co: less than 0.10%; Cr: 16 to 22%; Mo: 4 to 10%; W: 5% or less; Al: 1.2 to 2.5%; Ti: 2.4 to 4%; B: 0.001 to 0.05%; Zr: 0.01 to 0.5%; Fe: 1% or less; and a balance of Ni and inevitable impurities.
Claims
- 1. A Ni-based super alloy comprising, by mass %:
C: 0.01 to 0.15%;Si: 1% or less;Mn: 1% or less;P: 0.02% or less;S: 0.01% or less;Co: less than 0.10%;Cr: 16 to 22%;Mo: 4 to 10%;W: 5% or less;Al: 1.2 to 2.5%;Ti: 2.4 to 4%;B: 0.001 to 0.05%;Zr: 0.01 to 0.5%;Fe: 1% or less; anda balance of Ni and inevitable impurities.
- 2. The Ni-based super alloy according to claim 1, wherein Mo+1/2W is 4 to 10%.
- 3. The Ni-based super alloy according to claim 1, which further comprises at least one selected from the group consisting of:
Nb: 0.1 to 3%; andTa: 0.1 to 3%.
- 4. The Ni-based super alloy according to claim 2, which further comprises at least one selected from the group consisting of:
Nb: 0.1 to 3%; andTa: 0.1 to 3%.
- 5. The Ni-based super alloy according to claim 1, which further comprises at least one selected from the group consisting of:
Ca: 0.001 to 0.03%;Mg: 0.001 to 0.03%; andREM: 0.001 to 0.1%.
- 6. The Ni-based super alloy according to claim 2, which further comprises at least one selected from the group consisting of:
Ca: 0.001 to 0.03%;Mg: 0.001 to 0.03%; andREM: 0.001 to 0.1%.
- 7. The Ni-based super alloy according to claim 3, which further comprises at least one selected from the group consisting of:
Ca: 0.001 to 0.03%;Mg: 0.001 to 0.03%; andREM: 0.001 to 0.1%.
- 8. The Ni-based super alloy according to claim 4, which further comprises at least one selected from the group consisting of:
Ca: 0.001 to 0.03%;Mg: 0.001 to 0.03%; andREM: 0.001 to 0.1%.
- 9. The Ni-based super alloy according to claim 1, which further comprises:
Cu: 0.01 to 2%.
- 10. The Ni-based super alloy according to claim 2, which further comprises:
Cu: 0.01 to 2%.
- 11. The Ni-based super alloy according to claim 3, which further comprises:
Cu: 0.01 to 2%.
- 12. The Ni-based super alloy according to claim 4, which further comprises:
Cu: 0.01 to 2%.
- 13. The Ni-based super alloy according to claim 5, which further comprises:
Cu: 0.01 to 2%.
- 14. The Ni-based super alloy according to claim 6, which further comprises:
Cu: 0.01 to 2%.
- 15. The Ni-based super alloy according to claim 7, which further comprises:
Cu: 0.01 to 2%.
- 16. The Ni-based super alloy according to claim 8, which further comprises:
Cu: 0.01 to 2%.
- 17. The Ni-based super alloy according to claim 1, which further comprises:
V: 0.05 to 1%.
- 18. The Ni-based super alloy according to claim 2, which further comprises:
V: 0.05 to 1%.
- 19. The Ni-based super alloy according to claim 3, which further comprises: V: 0.05 to 1%.
- 20. The Ni-based super alloy according to claim 4, which further comprises:
V: 0.05 to 1%.
- 21. The Ni-based super alloy according to claim 5, which further comprises:
V: 0.05 to 1%.
- 22. The Ni-based super alloy according to claim 6, which further comprises:
V: 0.05 to 1%.
- 23. The Ni-based super alloy according to claim 7, which further comprises:
V: 0.05 to 1%.
- 24. The Ni-based super alloy according to claim 8, which further comprises:
V: 0.05 to 1%.
- 25. The Ni-based super alloy according to claim 9, which further comprises:
V: 0.05 to 1%.
- 26. The Ni-based super alloy according to claim 10, which further comprises:
V: 0.05 to 1%.
- 27. The Ni-based super alloy according to claim 11, which further comprises:
V: 0.05 to 1%.
- 28. The Ni-based super alloy according to claim 12, which further comprises:
V: 0.05 to 1%.
- 29. The Ni-based super alloy according to claim 13, which further comprises:
V: 0.05 to 1%.
- 30. The Ni-based super alloy according to claim 14, which further comprises:
V: 0.05 to 1%.
- 31. The Ni-based super alloy according to claim 15, which further comprises:
V: 0.05 to 1%.
- 32. The Ni-based super alloy according to claim 16, which further comprises:
V: 0.05 to 1%.
Priority Claims (1)
Number |
Date |
Country |
Kind |
2006-079447 |
Mar 2006 |
JP |
national |