EN 10277-5 Grade 46Cr2 cold drawn or turned and soft annealed
EN 10277-5 Grade 46Cr2 cold drawn or turned and soft annealed introduction
Steel 46 Cr 2 is suitable for smaller parts in vehicle manufacturing, engine and machine engineering with higher strength requirements and lower ductility load (e.g. transmission gear wheels, steering knuckles, shafts). Lowest application temp. -25 °C.
Equivalent material: NBN 46Cr2, BS 605M36, UNI 45Cr2, JIS SMn443, DIN 1.7006, AFNOR 46Cr2, BS 46Cr2, AISI 5150H, AISI 5150, AISI 5046, AISI NV-6, SAE 5150H, SAE 5150, SAE 5046, SAE NV-6, EN 46Cr2, EN 1.7006, ISO 46Cr2E, ASTM 5150, UNS H51500, UNS G51500, UNS G50460
EN 10277-5 Grade 46Cr2 cold drawn or turned and soft annealed general
| Property |
Temperature |
Value |
| Density |
20.0 °C |
Density of 7.8 g/cm³ |
EN 10277-5 Grade 46Cr2 cold drawn or turned and soft annealed thermal
| Property |
Temperature |
Value |
Comment |
| Coefficient of thermal expansion |
-100.0 °C |
Coefficient of thermal expansion of 1.08E-5 1/K |
- |
| - |
20.0 °C |
Coefficient of thermal expansion of 1.19E-5 1/K |
- |
| - |
100.0 °C |
Coefficient of thermal expansion of 1.25E-5 1/K |
- |
| - |
200.0 °C |
Coefficient of thermal expansion of 1.3E-5 1/K |
- |
| - |
300.0 °C |
Coefficient of thermal expansion of 1.36E-5 1/K |
- |
| - |
400.0 °C |
Coefficient of thermal expansion of 1.41E-5 1/K |
- |
| - |
500.0 °C |
Coefficient of thermal expansion of 1.45E-5 1/K |
- |
| - |
600.0 °C |
Coefficient of thermal expansion of 1.49E-5 1/K |
- |
| Max service temperature, long |
- |
Max service temperature, long of -25 - 0 °C |
- |
| 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 44.9 W/(m·K) |
- |
| - |
100.0 °C |
Thermal conductivity of 46.2 W/(m·K) |
- |
| - |
200.0 °C |
Thermal conductivity of 45.5 W/(m·K) |
- |
| - |
300.0 °C |
Thermal conductivity of 43.1 W/(m·K) |
- |
| - |
400.0 °C |
Thermal conductivity of 40.4 W/(m·K) |
- |
| - |
500.0 °C |
Thermal conductivity of 37.7 W/(m·K) |
- |
| - |
600.0 °C |
Thermal conductivity of 34.9 W/(m·K) |
- |
| Thermal diffusivity |
20.0 °C |
Thermal diffusivity of 12.5 mm²/s |
- |
| - |
100.0 °C |
Thermal diffusivity of 12 mm²/s |
- |
| - |
200.0 °C |
Thermal diffusivity of 11 mm²/s |
- |
| - |
300.0 °C |
Thermal diffusivity of 9.8 mm²/s |
- |
| - |
400.0 °C |
Thermal diffusivity of 8.6 mm²/s |
- |
| - |
500.0 °C |
Thermal diffusivity of 7.3 mm²/s |
- |
| - |
600.0 °C |
Thermal diffusivity of 5.9 mm²/s |
- |
EN 10277-5 Grade 46Cr2 cold drawn or turned and soft annealed chemical
| Property |
Value |
| Carbon |
Carbon of 0.42 - 0.5 % |
| Chromium |
Chromium of 0.4 - 0.6 % |
| Manganese |
Manganese of 0.5 - 0.8 % |
| Phosphorus |
Phosphorus of 0.04 % |
| Silicon |
Silicon of 0.4 % |
| Sulfur |
Sulfur of 0.03 % |
EN 10277-5 Grade 46Cr2 cold drawn or turned and soft annealed electrical
| Property |
Temperature |
Value |
| Electrical resistivity |
20.0 °C |
Electrical resistivity of 2.32E-7 Ω·m |
| - |
100.0 °C |
Electrical resistivity of 2.77E-7 Ω·m |
| - |
200.0 °C |
Electrical resistivity of 3.47E-7 Ω·m |
| - |
300.0 °C |
Electrical resistivity of 4.35E-7 Ω·m |
| - |
400.0 °C |
Electrical resistivity of 5.38E-7 Ω·m |
| - |
500.0 °C |
Electrical resistivity of 6.56E-7 Ω·m |
| - |
600.0 °C |
Electrical resistivity of 7.95E-7 Ω·m |
EN 10277-5 Grade 46Cr2 cold drawn or turned and soft annealed 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 |
| Hardness, Brinell |
20.0 °C |
Hardness, Brinell of 223 [-] |
| Poisson's ratio |
20.0 °C |
Poisson's ratio of 0.28 [-] |
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