Nimonic 263 / Alloy C-263 (Ni-20Cr-20Co-6Mo-2Ti-0.6Al) precipitation hardened vs Nimonic 90 (Ni-20Cr-18Co-2.5Ti-1.5Al) precipitation hardened
Property comparison of Nimonic 263 / Alloy C-263 (Ni-20Cr-20Co-6Mo-2Ti-0.6Al) precipitation hardened and Nimonic 90 (Ni-20Cr-18Co-2.5Ti-1.5Al) precipitation hardened, both nickel alloy.
| Property | Nimonic 263 / Alloy C-263 (Ni-20Cr-20Co-6Mo-2Ti-0.6Al) precipitation hardened | Nimonic 90 (Ni-20Cr-18Co-2.5Ti-1.5Al) precipitation hardened | Difference |
|---|---|---|---|
| Yield strength | 550 MPa | 695 MPa | +26% |
| Tensile strength | 940 MPa | 1,080 MPa | +15% |
| Elongation | 39 % | 20 % | -49% |
| Density | 8,360 kg/m³ | 8,180 kg/m³ | -2% |
| Thermal conductivity | 11.7 W/m·K | 11.5 W/m·K | -2% |
| Coefficient of thermal expansion | 0.00001 1/K | 0.000013 1/K | +24% |
| Melting point | 1,327 °C | 1,340 °C | +1% |
Difference is Nimonic 90 (Ni-20Cr-18Co-2.5Ti-1.5Al) precipitation hardened relative to Nimonic 263 / Alloy C-263 (Ni-20Cr-20Co-6Mo-2Ti-0.6Al) precipitation hardened. Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
- grade
- N07263
- standard
- Special Metals Corp. tech bulletin NIMONIC alloy C-263 (SMC-094)
- heat treatment
- solution treat 1150C AC + age 800C/8h AC
- grade
- N07090
- standard
- Special Metals Corp. tech bulletin NIMONIC alloy 90 (SMC-092)
- heat treatment
- solution treat 1080C/8h AC + age 700C/16h AC
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