FERRALIUM alloy 255 Specialsteel FERRALIUM alloy 255 and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Standard | Country | Application |
|---|---|---|---|---|---|
| Steel Grades | Specialsteel | FERRALIUM alloy 255 | FERRALIUM alloy 255 |
| C | Si | Mn | P | S | Cr | Ni | Mo | Cu | N |
|---|---|---|---|---|---|---|---|---|---|
| ≤0.04 | ≤1.00 | ≤1.50 | ≤0.040 | ≤0.030 | 24.0 -27.0 | 4.5 -6.5 | 2.9 -3.9 | 1.50 -2.50 | 0.10 -0.25 |
| 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) |
|---|---|---|---|---|---|---|
| 639 (≥) | 967 (≥) | 13 | 32 | 13 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 343 |
| 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 |
|---|---|---|---|---|---|---|---|
| 23 | - | - | 0.33 | - | |||
| 975 | 485 | - | 22.3 | 313 | - | ||
| 957 | - | 13 | 14.2 | 144 | 134 |
Heat treated : 1488°C - 1163°C
| Grade | Standard | Country | Application |
|---|---|---|---|
| S32550 | |||
| S32550 | |||
| Ferralium255(S32550) | |||
| Ferralium255(S32550) | |||
| S32550 |
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