France AFNOR NF A 35-578, Z12CAS25 Specialsteel Iron and steel. Stainless steel for high temperature application and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Standard | Country | Application |
|---|---|---|---|---|---|
| Steel Grades | Specialsteel | Z12CAS25 | AFNOR | France | Iron and steel. Stainless steel for high temperature application |
| C | Si | Mn | P | S | Cr | Mo | Ni | Al |
|---|---|---|---|---|---|---|---|---|
| ≤0.12 | 0.75 -1.40 | ≤0.75 | ≤0.035 | ≤0.015 | 23.00 -26.00 | ≤ ≥ | ≤ ≥ | 0.70 -1.20 |
| 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) |
|---|---|---|---|---|---|---|
| 425 (≥) | 987 (≥) | 43 | 34 | 23 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 114 |
| 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 |
|---|---|---|---|---|---|---|---|
| 31 | - | - | 0.13 | - | |||
| 656 | 214 | - | 14.3 | 432 | - | ||
| 229 | - | 32 | 12.2 | 424 | 344 |
Heat treated : 1523°C - 1916°C
| NF A 35-578 | Iron and steel. Stainless steel for high temperature application | NF-A-35-578.pdf |
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