Germany DIN X4NiCrTi25-20 Specialsteel Heat-resisting NiCrTi steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Type | Standard | Country | Application |
|---|---|---|---|---|---|---|
| Steel Grades | Specialsteel | X4NiCrTi25-20 | Austenite | DIN | Germany | Heat-resisting NiCrTi steel |
| C | Cr | Mn | Ni | P | S | Si | Ti |
|---|---|---|---|---|---|---|---|
| ≤0.04 | 19.00 -21.00 | ≤1.00 | 24.00 -26.00 | ≤0.01 | ≤0.01 | ≤1.00 | 0.20 -0.40 |
| Yield Rp0.2 (MPa) |
Tensile Rm (MPa) |
Impact KV/Ku (J) |
Elongation A (%) |
Reduction in cross section on fracture Z (%) |
As-Heat-Treated Condition | Brinell hardness (HBW) |
|---|---|---|---|---|---|---|
| 461 (≥) | 719 (≥) | 11 | 12 | 32 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 424 |
| Temperature (°C) |
Modulus of elasticity (GPa) |
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and | Thermal conductivity (W/m·°C) |
Specific thermal capacity (J/kg·°C) |
Specific electrical resistivity (Ω mm²/m) |
Density (kg/dm³) |
Poisson’s coefficient, ν |
|---|---|---|---|---|---|---|---|
| 43 | - | - | 0.31 | - | |||
| 554 | 935 | - | 12.3 | 412 | - | ||
| 846 | - | 32 | 12.2 | 442 | 244 |
Heat treated : 1478°C - 1512°C
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