Steel 2.4973 - SA50Ni
2.4973 - SA50Ni steel:
Exceptional heat resistance.
What?
2.4973 – SA50Ni steel is an age-hardenable nickel-based alloy with very high high-temperature strength. Particularly suitable as hot work material for forming work with high thermal loads, if the temper resistance of the martensitic steels is no longer sufficient.
Material properties
Properties of steel type 2.4973 – SA50Ni
- High temper resistance.
- Forming work with high thermal loads
Application
The most common applications for steel type 2.4973 – SA50Ni
- Extrusion tools
- Forging dies
- Hot shear blades
Delivery condition
Solution annealed and aged with following properties:
0,2% yield strength Rp0,2 = approx. 900 MPa
Tensile strength Rm = approx. 1250 MPa
Physical properties of 2.4973 - SA50Ni
| Temperature in °C | 20-100 | 20-200 | 20-400 | 20-600 |
|---|---|---|---|---|
| Thermal expansion in 10-6m/m x K | 12,2 | 12,4 | 13,0 | 13,7 |
| Temperature in °C | 20 | 200 | 400 | |
| Thermal conductivity in W/m x K | 11,3 | 13,4 | 15,9 | |
| Temperature in °C | 20 | |||
| Density in g/cm3 | 8,2 |
Heat treatment
| Soft annealing | Temperature: 1080 °C, 4 hrs |
|---|---|
| Cooling: water | |
| Tempering | Temperature: 760 °C, 16 hrs |
| Cooling: air |