Nimonic 263® Precipitation Hardenable Alloy
Nimonic 263 is a precipitation-hardenable nickel-chromium-cobalt alloy with an addition of molybdenum for solid-solution strengthening. Nimonic 263 has high strength and corrosion resistance along with good formability and high-temperature ductility in welded structures. Nimonc 263 is especially suitable for sheet applications. Used in gas turbines for rings, casings, and various sheet fabrications.
|
Chemical Analysis |
|
|
C |
.04 - .08 |
|
Mn |
.60 max |
|
Fe |
0.7 max |
|
S |
.007 max |
|
Si |
.40 max |
|
Cr |
19.0 - 21.0 |
|
Ni |
bal |
|
Al + Ti |
2.4 – 2.8 |
|
Cu |
0.20 max |
|
Al |
0.60 max |
|
Co |
19.0 – 21.0 |
|
B |
.005 max |
|
Pb |
.002 max |
|
Ag |
.0005 max |
|
Ti |
1.9 -2.4 |
|
Mo |
5.6 – 6.1 |
Available forms of Nimonic 263® are round, flats, extruded section, tube, plate, sheet, and wire.