EN 10083-2 Grade C50E: High-Strength Normalized Steel for Heavy Forged Applications
Steel C50E is suitable for larger parts (heavy forged parts) in vehicle manufacturing, engine and machine engineering (e.g. transmission parts, shafts, wheel hubs). As a bright steel product it is used in the form of bars, bright, straight, in different conditions (see DIN EN 10277).
Properties
General
| Property | Temperature | Value |
|---|---|---|
Density | 20.0 °C | 7.8 - 7.85 g/cm³ |
Mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Elastic modulus | -100.0 °C | 217 GPa | |
20.0 °C | 210 - 212 GPa | ||
100.0 °C | 205 - 207 GPa | ||
200.0 °C | 195 - 199 GPa | ||
300.0 °C | 185 - 192 GPa | ||
400.0 °C | 175 - 184 GPa | ||
500.0 °C | 175 GPa | ||
600.0 °C | 164 GPa | ||
Elongation | 20.0 °C | 12 - 16 % | |
Elongation, transverse | 20.0 °C | 9 - 11 % | |
Poisson's ratio | 23.0 °C | 0.29 [-] | Typical for Medium Carbon Steel |
Shear modulus | 20.0 °C | 81 GPa | |
Tensile strength | 20.0 °C | 590 - 770 MPa | |
Yield strength | 20.0 °C | 290 - 355 MPa | |
Thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
Coefficient of thermal expansion | -100.0 °C | 1.08E-5 1/K | |
20.0 °C | 1.19E-5 1/K | ||
100.0 °C | 1.11E-5 - 1.25E-5 1/K | ||
200.0 °C | 1.21E-5 - 1.3E-5 1/K | ||
300.0 °C | 1.29E-5 - 1.36E-5 1/K | ||
400.0 °C | 1.35E-5 - 1.41E-5 1/K | ||
500.0 °C | 1.45E-5 1/K | ||
600.0 °C | 1.49E-5 1/K | ||
Max service temperature | 500 °C | Typical for Carbon Steel | |
Max service temperature, long | -25 - 0 °C | ||
Melting point | 1380 - 1514 °C | Typical for Medium Carbon Steel | |
Specific heat capacity | -100.0 °C | 423 J/(kg·K) | |
20.0 °C | 460 - 461 J/(kg·K) | ||
100.0 °C | 479 J/(kg·K) | ||
200.0 °C | 499 J/(kg·K) | ||
300.0 °C | 517 J/(kg·K) | ||
400.0 °C | 536 J/(kg·K) | ||
500.0 °C | 558 J/(kg·K) | ||
600.0 °C | 587 J/(kg·K) | ||
Thermal conductivity | 20.0 °C | 41.7 - 52 W/(m·K) | |
100.0 °C | 43.4 - 50.6 W/(m·K) | ||
200.0 °C | 43.2 - 48.1 W/(m·K) | ||
300.0 °C | 41.4 - 45.7 W/(m·K) | ||
400.0 °C | 39.1 W/(m·K) | ||
500.0 °C | 36.7 W/(m·K) | ||
600.0 °C | 34.1 W/(m·K) | ||
Thermal diffusivity | 20.0 °C | 11.6 mm²/s | |
100.0 °C | 11.3 mm²/s | ||
200.0 °C | 10.5 mm²/s | ||
300.0 °C | 9.5 mm²/s | ||
400.0 °C | 8.3 mm²/s | ||
500.0 °C | 7.1 mm²/s | ||
600.0 °C | 5.8 mm²/s | ||
Electrical
| Property | Temperature | Value |
|---|---|---|
Electrical resistivity | 20.0 °C | 1.2E-7 - 2.5E-7 Ω·m |
100.0 °C | 2.95E-7 Ω·m | |
200.0 °C | 3.65E-7 Ω·m | |
300.0 °C | 4.53E-7 Ω·m | |
400.0 °C | 5.56E-7 Ω·m | |
500.0 °C | 6.74E-7 Ω·m | |
600.0 °C | 8.13E-7 Ω·m | |
Chemical properties
| Property | Value |
|---|---|
Carbon | 0.47 - 0.55 % |
Chromium | 0.4 % |
Copper | 0.3 % |
Manganese | 0.6 - 0.9 % |
Molybdenum | 0.1 % |
Nickel | 0.4 % |
Phosphorus | 0.03 % |
Silicon | 0.1 - 0.4 % |
Sulfur | 0.035 % |
Metal
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- EN 10083-2 Grade C40E – Normalized or Normalized Formed Steel for High-Temperature Applications
- EN 10083-2 Grade C45R Normalized or Normalized Formed Steel (+N) – Ideal for Automotive & Machine Components
- EN 10083-2 Grade C50R: Normalized or Formed Steel for High Workability and Strength
- EN 10083-2 Grade C55R - Normalized or Normalized Formed Steel for High-Performance Applications
- EN 10083-2 Grade C55 Normalized Steel for High-Load, Wear-Resistant Applications
- EN 10083-2 Grade C60: Normalized or Normalized-Formed Steel for High-Strength Applications
- EN 10083-2 Grade C55E: Normalized/Normalized Formed Steel for Heavy‑Duty Applications
- EN 10083-2 Grade C60E – Normalized/Normalized Formed Steel for Heavy-Duty Applications