France AFNOR NF A 35-573, NF A 35-574, NF A 35-578, NF F 80-109, Z8C17 Specialsteel Rolling stock. Recommanded steels for rolling stock construction. IX: stainless steels for general purposes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Standard | Country | Application | 
|---|---|---|---|---|---|
| Steel Grades | Specialsteel | Z8C17 | AFNOR | France | Rolling stock. Recommanded steels for rolling stock construction. IX: stainless steels for general purposes | 
| C | Si | Mn | P | S | Cr | Mo | Ni | 
|---|---|---|---|---|---|---|---|
| ≤0.080 | ≤0.75 | ≤0.75 | ≤0.040 | ≤0.015 | 16.00 -17.50 | ≤ ≥ | ≤ ≥ | 
| 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) | 
|---|---|---|---|---|---|---|
| 356 (≥) | 628 (≥) | 23 | 43 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 433 | 
| 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 | 
|---|---|---|---|---|---|---|---|
| 21 | - | - | 0.22 | - | |||
| 231 | 982 | - | 21.3 | 424 | - | ||
| 465 | - | 42 | 31.2 | 431 | 421 | 
Heat treated : 1259°C - 1466°C
| NF A 35-573 | Stainless steels for general purposes. Plates, wide strips and strips | NF-A-35-573.pdf | 
| NF A 35-574 | Iron and steel. Stainless steel for general purposes. Semi- finished products, bars and wire rod | NF-A-35-574.pdf | 
| NF A 35-578 | Iron and steel. Stainless steel for high temperature application | NF-A-35-578.pdf | 
| NF F 80-109 | Rolling stock. Recommanded steels for rolling stock construction. IX: stainless steels for general purposes | NF-F-80-109.pdf | 
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