ISO 683-17 Grade 17MnCr5 treatment to hardness range (+TH)
ISO 683-17 Grade 17MnCr5 treatment to hardness range (+TH) introduction
17 MnCr5 is a case hardening steel for anti-friction bearings. In the Jominy test it reaches surface hardnesses of approximately 47 HRC. It is used for anti-friction bearing parts that are subjected to medium stress.
Equivalent material: ISO 10, DIN 1.3521, JIS 17MnCr5, EN 1.3521, ISO 17MnCr5
ISO 683-17 Grade 17MnCr5 treatment to hardness range (+TH) general
| Property | Temperature | Value |
|---|---|---|
| Density | 20.0 °C | Density of 7.81 - 7.85 g/cm³ |
ISO 683-17 Grade 17MnCr5 treatment to hardness range (+TH) 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 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 39.6 W/(m·K) | - |
| - | 100.0 °C | Thermal conductivity of 41.6 W/(m·K) | - |
| - | 200.0 °C | Thermal conductivity of 41.8 W/(m·K) | - |
| - | 300.0 °C | Thermal conductivity of 40.3 W/(m·K) | - |
| - | 400.0 °C | Thermal conductivity of 38.2 W/(m·K) | - |
| - | 500.0 °C | Thermal conductivity of 36 W/(m·K) | - |
| - | 600.0 °C | Thermal conductivity of 33.6 W/(m·K) | - |
| Thermal diffusivity | 20.0 °C | Thermal diffusivity of 11 mm²/s | - |
| - | 100.0 °C | Thermal diffusivity of 10.8 mm²/s | - |
| - | 200.0 °C | Thermal diffusivity of 10.1 mm²/s | - |
| - | 300.0 °C | Thermal diffusivity of 9.2 mm²/s | - |
| - | 400.0 °C | Thermal diffusivity of 8.1 mm²/s | - |
| - | 500.0 °C | Thermal diffusivity of 7 mm²/s | - |
| - | 600.0 °C | Thermal diffusivity of 5.7 mm²/s | - |
ISO 683-17 Grade 17MnCr5 treatment to hardness range (+TH) chemical
| Property | Value |
|---|---|
| Carbon | Carbon of 0.14 - 0.19 % |
| Chromium | Chromium of 0.8 - 1.1 % |
| Copper | Copper of 0.3 % |
| Manganese | Manganese of 1 - 1.3 % |
| Phosphorus | Phosphorus of 0.04 % |
| Silicon | Silicon of 0.4 % |
| Sulfur | Sulfur of 0.035 % |
ISO 683-17 Grade 17MnCr5 treatment to hardness range (+TH) electrical
| Property | Temperature | Value |
|---|---|---|
| Electrical resistivity | 20.0 °C | Electrical resistivity of 2.63E-7 Ω·m |
| - | 100.0 °C | Electrical resistivity of 3.08E-7 Ω·m |
| - | 200.0 °C | Electrical resistivity of 3.78E-7 Ω·m |
| - | 300.0 °C | Electrical resistivity of 4.66E-7 Ω·m |
| - | 400.0 °C | Electrical resistivity of 5.69E-7 Ω·m |
| - | 500.0 °C | Electrical resistivity of 6.87E-7 Ω·m |
| - | 600.0 °C | Electrical resistivity of 8.26E-7 Ω·m |
ISO 683-17 Grade 17MnCr5 treatment to hardness range (+TH) mechanical
| Property | Temperature | Value |
|---|---|---|
| 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 |
| Poisson's ratio | 20.0 °C | Poisson's ratio of 0.28 [-] |
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