An object comprising a pre-oxidized nickel-based alloy
AssigneeSandvik Intellectual Property AB
InventorsThomas HELANDER, Mats LUNDBERG
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Abstract
The present application relates to an object comprising a pre-oxidized nickel based alloy comprising in percent by weight (wt-%) C 0.05-0.2; Si max 1.5; Mn max 0.5; Cr 15-20; Al 4-6; Fe 15-25; Co max 5; N 0.03-0.15; O max 0.5; one or more elements selected from the group consisting of Ta, Zr, Hf, Ti and Nb 0.25-2.2; one or more elements selected from the group consisting of REM max 0.5; balance Ni and normally occurring impurities an also to the use of said object wherein the use is in an environment comprised of high concentration of nitrogen, low partial pressure of oxygen and high temperature.
Claims16
An object comprising a pre-oxidized nickel based alloy comprising in percent by weight (wt-%)
- C
- 0.05-0.2;
- Si
- max 1.5;
- Mn
- max 0.5;
- Cr
- 15-20;
- Al
- 4-6;
- Fe
- 15-25;
- Co
- max 5;
- N
- 0.03-0.15;
- O
- max 0.5;
- one or more elements selected from the group consisting of Ta, Zr, Hf, Ti and Nb 0.25-2.2;
- one or more elements selected from the group consisting of REM max 0.5;
- balance Ni and normally occurring impurities.
Dependencies are inferred from the claim text.