TREA

Ni-based super alloy

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Information

  • Patent Application
  • 20070221298
  • Publication Number
    20070221298
  • Date Filed
    March 20, 2007
    17 years ago
  • Date Published
    September 27, 2007
    17 years ago
Information
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.
Description
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