DIN 17240 Grade C35 Quenched & Tempered Steel – High-Temperature Creep Resistance
Creep resisting steel for nuts. Application temperature up to 400 °C in the quenched and tempered condition and up to 350 °C in the normalized condition.
Properties
General
| Property | Temperature | Value |
|---|---|---|
Density | 20.0 °C | 7.85 g/cm³ |
Mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Elastic modulus | 20.0 °C | 211 GPa | |
100.0 °C | 204 GPa | ||
200.0 °C | 196 GPa | ||
300.0 °C | 186 GPa | ||
400.0 °C | 177 GPa | ||
450.0 °C | 172 GPa | ||
500.0 °C | 164 GPa | ||
550.0 °C | 152 GPa | ||
600.0 °C | 127 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 | 40 % | |
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 | 280 MPa | |
Thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
Coefficient of thermal expansion | 100.0 °C | 1.11E-5 1/K | |
200.0 °C | 1.21E-5 1/K | ||
300.0 °C | 1.29E-5 1/K | ||
400.0 °C | 1.35E-5 1/K | ||
500.0 °C | 1.39E-5 1/K | ||
600.0 °C | 1.41E-5 1/K | ||
Max service temperature | 500 °C | Typical for Carbon Steel | |
Max service temperature, long | 0 - 400 °C | ||
Melting point | 1380 - 1514 °C | Typical for Medium Carbon Steel | |
Specific heat capacity | 20.0 °C | 460 J/(kg·K) | |
Thermal conductivity | 20.0 °C | 42 W/(m·K) | |
Electrical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Electrical resistivity | 23.0 °C | 1.43E-7 - 1.74E-7 Ω·m | Typical for Carbon Steel |
Chemical properties
| Property | Value |
|---|---|
Carbon | 0.32 - 0.39 % |
Manganese | 0.5 - 0.8 % |
Phosphorus | 0.05 % |
Silicon | 0.15 - 0.35 % |
Sulfur | 0.045 % |
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