France AFNOR X53CrMnNiN21-9 Valve Internal Combustion Engines steel (NF-EN 1009-1998) and X53CrMnNiN21-9 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Type | Steel Grade | Standard | Country | Application |
---|---|---|---|---|---|
Steel Grades | Valve Steel | X53CrMnNiN21-9 | AFNOR | France | Valve Internal Combustion Engines steel (NF-EN 1009-1998) |
Z80CNS20-02 |
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Z85CDV18-02 |
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NC15Fe7TA |
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NC20TA |
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X45CrSi9-3 |
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X40CrSiMo10-2 |
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1.4731 |
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1.4718 |
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X33CrNiMnN23-8 |
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1.4866 |
C(%) | Si(%) | Mn(%) | P(%) | S(%) | Cr(%) | Ni(%) | N(%) |
---|---|---|---|---|---|---|---|
0.48-0.58 | Max 0.25 | 8.00-10.0 | Max 0.045 | Max 0.030 | 20.0-22.0 | 3.25-4.50 | 0.35-0.50 |
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) |
---|---|---|---|---|---|---|
621 (≥) | 194 (≥) | 11 | 23 | 13 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 141 |
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 | - | - | 0.33 | - | |||
882 | 922 | - | 14.3 | 112 | - | ||
625 | - | 42 | 44.2 | 442 | 344 |
Heat treated : 1424°C - 1153°C
Grade | Standard | Country | Application |
---|---|---|---|
X53CrMnNiN21-9 | DIN | Germany | Valve steel |
X53CrMnNiN21-9 | AFNOR | France | Valve Internal Combustion Engines steel (NF-EN 1009-1998) |
ISO X53CrMnNiN21 9 | ISO | ISO | ISO standard valve austenite steel |
EN X53CrMnNiN21-9 | EN | Euronorm | Euronorm Stainless Steel |
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