DIN 17280 Grade 26CrMo4 quenched and tempered (+QT)
Equivalent material: EN 26CrMo4-2, DIN 1.7221, DIN GS-25CrMo4, EN 26CrMo4, EN 1.7221
DIN 17280 Grade 26CrMo4 quenched and tempered (+QT) general
| Property | Temperature | Value |
|---|---|---|
| Density | 20.0 °C | Density of 7.83 g/cm³ |
DIN 17280 Grade 26CrMo4 quenched and tempered (+QT) thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
| Coefficient of thermal expansion | -100.0 °C | Coefficient of thermal expansion of 1.05E-5 1/K | - |
| - | 20.0 °C | Coefficient of thermal expansion of 1.15E-5 1/K | - |
| - | 100.0 °C | Coefficient of thermal expansion of 1.21E-5 1/K | - |
| - | 200.0 °C | Coefficient of thermal expansion of 1.27E-5 1/K | - |
| - | 300.0 °C | Coefficient of thermal expansion of 1.32E-5 1/K | - |
| - | 400.0 °C | Coefficient of thermal expansion of 1.36E-5 1/K | - |
| - | 500.0 °C | Coefficient of thermal expansion of 1.4E-5 1/K | - |
| - | 600.0 °C | Coefficient of thermal expansion of 1.44E-5 1/K | - |
| Melting point | - | Melting point of 1382 - 1529 °C | Typical for Chromium Molybdenum Steel |
| Specific heat capacity | -100.0 °C | Specific heat capacity of 423 J/(kg·K) | - |
| - | 20.0 °C | Specific heat capacity of 461 J/(kg·K) | - |
| - | 100.0 °C | Specific heat capacity of 479 J/(kg·K) | - |
| - | 200.0 °C | Specific heat capacity of 499 J/(kg·K) | - |
| - | 300.0 °C | Specific heat capacity of 517 J/(kg·K) | - |
| - | 400.0 °C | Specific heat capacity of 536 J/(kg·K) | - |
| - | 500.0 °C | Specific heat capacity of 558 J/(kg·K) | - |
| - | 600.0 °C | Specific heat capacity of 587 J/(kg·K) | - |
| Thermal conductivity | 20.0 °C | Thermal conductivity of 41 W/(m·K) | - |
| - | 100.0 °C | Thermal conductivity of 42.7 W/(m·K) | - |
| - | 200.0 °C | Thermal conductivity of 42.8 W/(m·K) | - |
| - | 300.0 °C | Thermal conductivity of 41.6 W/(m·K) | - |
| - | 400.0 °C | Thermal conductivity of 39.9 W/(m·K) | - |
| - | 500.0 °C | Thermal conductivity of 37.8 W/(m·K) | - |
| - | 600.0 °C | Thermal conductivity of 35.6 W/(m·K) | - |
| Thermal diffusivity | 20.0 °C | Thermal diffusivity of 11.4 mm²/s | - |
| - | 100.0 °C | Thermal diffusivity of 11 mm²/s | - |
| - | 200.0 °C | Thermal diffusivity of 10.3 mm²/s | - |
| - | 300.0 °C | Thermal diffusivity of 9.5 mm²/s | - |
| - | 400.0 °C | Thermal diffusivity of 8.5 mm²/s | - |
| - | 500.0 °C | Thermal diffusivity of 7.3 mm²/s | - |
| - | 600.0 °C | Thermal diffusivity of 6 mm²/s | - |
DIN 17280 Grade 26CrMo4 quenched and tempered (+QT) chemical
| Property | Value |
|---|---|
| Carbon | Carbon of 0.22 - 0.29 % |
| Chromium | Chromium of 0.9 - 1.2 % |
| Manganese | Manganese of 0.5 - 0.8 % |
| Molybdenum | Molybdenum of 0.15 - 0.3 % |
| Phosphorus | Phosphorus of 0.03 % |
| Silicon | Silicon of 0.35 % |
| Sulfur | Sulfur of 0.025 % |
DIN 17280 Grade 26CrMo4 quenched and tempered (+QT) electrical
| Property | Temperature | Value |
|---|---|---|
| Electrical resistivity | 20.0 °C | Electrical resistivity of 2.54E-7 Ω·m |
| - | 100.0 °C | Electrical resistivity of 3E-7 Ω·m |
| - | 200.0 °C | Electrical resistivity of 3.69E-7 Ω·m |
| - | 300.0 °C | Electrical resistivity of 4.51E-7 Ω·m |
| - | 400.0 °C | Electrical resistivity of 5.45E-7 Ω·m |
| - | 500.0 °C | Electrical resistivity of 6.54E-7 Ω·m |
| - | 600.0 °C | Electrical resistivity of 7.78E-7 Ω·m |
DIN 17280 Grade 26CrMo4 quenched and tempered (+QT) mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
| Elastic modulus | -100.0 °C | Elastic modulus of 217 GPa | - |
| - | 20.0 °C | Elastic modulus of 212 GPa | - |
| - | 100.0 °C | Elastic modulus of 207 GPa | - |
| - | 200.0 °C | Elastic modulus of 199 GPa | - |
| - | 300.0 °C | Elastic modulus of 192 GPa | - |
| - | 400.0 °C | Elastic modulus of 184 GPa | - |
| - | 500.0 °C | Elastic modulus of 175 GPa | - |
| - | 600.0 °C | Elastic modulus of 164 GPa | - |
| Elongation | 20.0 °C | Elongation of 18 % | - |
| Poisson's ratio | 23.0 °C | Poisson's ratio of 0.29 [-] | Typical for Chromium Molybdenum Steel |
| Tensile strength | 20.0 °C | Tensile strength of 590 - 740 MPa | - |
| Yield strength | 20.0 °C | Yield strength of 430 - 450 MPa | - |
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