France AFNOR NF A 35-578, Z12CAS18 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 | Z12CAS18 | 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 | 17.00 -19.00 | ≤ ≥ | ≤ ≥ | 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) |
|---|---|---|---|---|---|---|
| 382 (≥) | 769 (≥) | 42 | 32 | 33 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 122 |
| 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 |
|---|---|---|---|---|---|---|---|
| 11 | - | - | 0.44 | - | |||
| 848 | 277 | - | 33.3 | 134 | - | ||
| 334 | - | 14 | 23.2 | 311 | 213 |
Heat treated : 1523°C - 1987°C
| Grade | Standard | Country | Application |
|---|---|---|---|
| Z12CAS18 |
| NF A 35-578 | Iron and steel. Stainless steel for high temperature application | NF-A-35-578.pdf |
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