EN 10269 Grade C35E – High-Performance Quenched & Tempered Steel for Automotive & Machinery
Steel C35E is suitable for slightly higher loaded components in vehicle and machine engineering which have larger dimensions (large forged parts) and more complex forms as well as higher demands on constancy of properties and surface integrity (e.g. gearbox parts, crankshafts). Lowest working temperature -25 °C, good creep behavior up to 480 °C The steel as a bright steel product is used in the form of rods, bright, straight, in different conditions (see DIN EN 10277 : 1999-10). Further application for mounting elements at increased temperatures.
Properties
General
| Property | Temperature | Value |
|---|---|---|
Density | 20.0 °C | 7.82 - 7.85 g/cm³ |
Mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Elastic modulus | -100.0 °C | 217 GPa | |
20.0 °C | 211 - 212 GPa | ||
100.0 °C | 204 - 207 GPa | ||
200.0 °C | 196 - 199 GPa | ||
300.0 °C | 186 - 192 GPa | ||
400.0 °C | 177 - 184 GPa | ||
500.0 °C | 164 - 175 GPa | ||
600.0 °C | 127 - 164 GPa | ||
Elongation | 20.0 °C | 22 % | |
Poisson's ratio | 23.0 °C | 0.29 [-] | Typical for Medium Carbon Steel |
Reduction of area | 20.0 °C | 45 % | |
Shear modulus | 23.0 °C | 75 - 80 GPa | Typical for Carbon Steel |
Tensile strength | 20.0 °C | 500 - 650 MPa | |
Yield strength Rp0.2 | 20.0 °C | 300 MPa | |
50.0 °C | 287 - 289 MPa | ||
100.0 °C | 264 - 270 MPa | ||
150.0 °C | 242 - 251 MPa | ||
200.0 °C | 220 - 229 MPa | ||
250.0 °C | 203 - 213 MPa | ||
300.0 °C | 186 - 192 MPa | ||
350.0 °C | 167 - 182 MPa | ||
400.0 °C | 147 - 173 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 | 1.39E-5 - 1.45E-5 1/K | ||
600.0 °C | 1.41E-5 - 1.49E-5 1/K | ||
Max service temperature | 500 °C | Typical for Carbon Steel | |
Max service temperature, long | -25 - 480 °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 | 42 - 48 W/(m·K) | |
100.0 °C | 48.9 W/(m·K) | ||
200.0 °C | 47.5 W/(m·K) | ||
300.0 °C | 44.7 W/(m·K) | ||
400.0 °C | 41.6 W/(m·K) | ||
500.0 °C | 38.6 W/(m·K) | ||
600.0 °C | 35.5 W/(m·K) | ||
Thermal diffusivity | 20.0 °C | 13.3 mm²/s | |
100.0 °C | 12.6 mm²/s | ||
200.0 °C | 11.5 mm²/s | ||
300.0 °C | 10.2 mm²/s | ||
400.0 °C | 8.9 mm²/s | ||
500.0 °C | 7.5 mm²/s | ||
600.0 °C | 6 mm²/s | ||
Electrical
| Property | Temperature | Value |
|---|---|---|
Electrical resistivity | 20.0 °C | 2.17E-7 Ω·m |
100.0 °C | 2.62E-7 Ω·m | |
200.0 °C | 3.32E-7 Ω·m | |
300.0 °C | 4.2E-7 Ω·m | |
400.0 °C | 5.23E-7 Ω·m | |
500.0 °C | 6.41E-7 Ω·m | |
600.0 °C | 7.8E-7 Ω·m | |
Chemical properties
| Property | Value |
|---|---|
Carbon | 0.32 - 0.39 % |
Chromium | 0.4 % |
Manganese | 0.5 - 0.8 % |
Molybdenum | 0.1 % |
Nickel | 0.4 % |
Phosphorus | 0.03 - 0.04 % |
Silicon | 0.4 % |
Sulfur | 0.015 - 0.035 % |
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