Nimonic Alloy C-263, N07263, 2.4650
Brand name
Nimonic C-263, nicrofer 5120 CoTi
Trade name
Alloy C-263
Standards
| Material No. | EN Designation | UNS | Alloy |
| 2 .4650 | NiCr20Cr20MoT | N07263 | C-263 |
Description
Alloy C-263/2.4650 is a nickel-chromium-cobalt-molybdenum alloy
Special properties
Outstanding creep strength up to 850℃. Excellent resistance to oxidation up to 100℃.
Chemical Composition
| Cr | Mo | Cu | Ni | Ti |
| 19.0-21.0 | 5.60-6.00 | ≤0.20 | Rest | 1.90-2.40 |
| C | Si | Mn | P | S |
| 0.04-0.08 | ≤0.40 | ≤0.60 | ≤0.02 | ≤0.007 |
| Al | Co | B | ||
| 0.30-0.60 | 19.0-21.0 | ≤0.005 |
Mechanical Properties 20℃
| 0.2% Yield strength Rp
≥N/mm2 |
Tensile strength Rm
N/mm2 |
Elongation A5
≥% |
Modulus of elasticity
kN/mm2 |
| 570 | ≥970 | 30 | 222 |
Physical Properties 20℃
| Density
g/cm3 |
specific heat capacity
J/kg K |
Thermal conductivity W/m K | Electrical resistivity
Ω mm2/m |
| 8.4 | 426 | 11.7 | 1.15 |
Suitable welding filler materials
2.4650
Application
Parts for gas turbines.
Available forms for 2.4650 / ALL0Y C263
Sheets/Plates
Bars
Wire
Tubes/Pipes
Fittings
Forged / cast parts
Finished part (drawing)
