EN 10273 Grade 10CrMo9-10 normalized and tempered or quenched and tempered
EN 10273 Grade 10CrMo9-10 normalized and tempered or quenched and tempered introduction
Hot rolled weldable steel bars for pressure purposes with specified elevated temperature
properties.
Equivalent material: ASTM A739 Grade B22, UNS K21390, DIN 1.7380, DIN GS-12CrMo9-10, DIN 10CrMo9-10, AFNOR TU 10 CD 9-10A 49-213, BS 1501-622Gr31, BS 45, JIS SPVA, JIS SCMV4, JIS STBA24, JIS SCMQ4E, JIS STPA24, JIS STFA24, JIS SFVCMF22B, EN 1.7380, ISO 10CrMo9-10, ISO 13CrMo9-10+NT1, ISO 13CrMo9-10+NT2, ISO 14CrMo9-10, GOST 12Ch8, ASTM Type A Class 1, ASTM Type A Class 2, ASTM Type A Class 3, ASTM Type A Class 4, ASTM Type A Class 4a, ASTM K21590 Class 3, ASTM Grade 22 Cl.4, ASTM Grade 22 Cl.5
EN 10273 Grade 10CrMo9-10 normalized and tempered or quenched and tempered general
| Property |
Temperature |
Value |
| Density |
20.0 °C |
Density of 7.84 - 7.85 g/cm³ |
EN 10273 Grade 10CrMo9-10 normalized and tempered or quenched and tempered 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 34.9 W/(m·K) |
- |
| - |
100.0 °C |
Thermal conductivity of 37.3 W/(m·K) |
- |
| - |
200.0 °C |
Thermal conductivity of 38.2 W/(m·K) |
- |
| - |
300.0 °C |
Thermal conductivity of 37.8 W/(m·K) |
- |
| - |
400.0 °C |
Thermal conductivity of 36.6 W/(m·K) |
- |
| - |
500.0 °C |
Thermal conductivity of 35.2 W/(m·K) |
- |
| - |
600.0 °C |
Thermal conductivity of 33.6 W/(m·K) |
- |
| Thermal diffusivity |
20.0 °C |
Thermal diffusivity of 9.7 mm²/s |
- |
| - |
100.0 °C |
Thermal diffusivity of 9.6 mm²/s |
- |
| - |
200.0 °C |
Thermal diffusivity of 9.2 mm²/s |
- |
| - |
300.0 °C |
Thermal diffusivity of 8.5 mm²/s |
- |
| - |
400.0 °C |
Thermal diffusivity of 7.8 mm²/s |
- |
| - |
500.0 °C |
Thermal diffusivity of 6.8 mm²/s |
- |
| - |
600.0 °C |
Thermal diffusivity of 5.7 mm²/s |
- |
EN 10273 Grade 10CrMo9-10 normalized and tempered or quenched and tempered chemical
| Property |
Value |
| Carbon |
Carbon of 0.08 - 0.14 % |
| Chromium |
Chromium of 2 - 2.5 % |
| Copper |
Copper of 0.3 % |
| Manganese |
Manganese of 0.4 - 0.8 % |
| Molybdenum |
Molybdenum of 0.9 - 1.1 % |
| Nitrogen |
Nitrogen of 0.01 % |
| Phosphorus |
Phosphorus of 0.02 % |
| Silicon |
Silicon of 0.5 % |
| Sulfur |
Sulfur of 0.01 % |
EN 10273 Grade 10CrMo9-10 normalized and tempered or quenched and tempered electrical
| Property |
Temperature |
Value |
| Electrical resistivity |
20.0 °C |
Electrical resistivity of 2.98E-7 Ω·m |
| - |
100.0 °C |
Electrical resistivity of 3.43E-7 Ω·m |
| - |
200.0 °C |
Electrical resistivity of 4.13E-7 Ω·m |
| - |
300.0 °C |
Electrical resistivity of 4.97E-7 Ω·m |
| - |
400.0 °C |
Electrical resistivity of 5.95E-7 Ω·m |
| - |
500.0 °C |
Electrical resistivity of 7.03E-7 Ω·m |
| - |
600.0 °C |
Electrical resistivity of 8.25E-7 Ω·m |
EN 10273 Grade 10CrMo9-10 normalized and tempered or quenched and tempered mechanical
| Property |
Temperature |
Value |
| Elastic modulus |
-100.0 °C |
Elastic modulus of 217 GPa |
| - |
20.0 °C |
Elastic modulus of 212 - 212.43 GPa |
| - |
100.0 °C |
Elastic modulus of 207 - 207.49 GPa |
| - |
200.0 °C |
Elastic modulus of 199 - 201.15 GPa |
| - |
300.0 °C |
Elastic modulus of 192 - 193.89 GPa |
| - |
400.0 °C |
Elastic modulus of 184 - 185.24 GPa |
| - |
500.0 °C |
Elastic modulus of 174.89 - 175 GPa |
| - |
600.0 °C |
Elastic modulus of 163.15 - 164 GPa |
| Elongation |
20.0 °C |
Elongation of 17 % |
| Poisson's ratio |
20.0 °C |
Poisson's ratio of 0.28 [-] |
| - |
100.0 °C |
Poisson's ratio of 0.29 [-] |
| - |
200.0 °C |
Poisson's ratio of 0.29 [-] |
| - |
300.0 °C |
Poisson's ratio of 0.29 [-] |
| - |
400.0 °C |
Poisson's ratio of 0.3 [-] |
| - |
500.0 °C |
Poisson's ratio of 0.31 [-] |
| - |
600.0 °C |
Poisson's ratio of 0.31 [-] |
| Shear modulus |
20.0 °C |
Shear modulus of 82.81 GPa |
| - |
100.0 °C |
Shear modulus of 80.65 GPa |
| - |
200.0 °C |
Shear modulus of 77.87 GPa |
| - |
300.0 °C |
Shear modulus of 74.93 GPa |
| - |
400.0 °C |
Shear modulus of 71.22 GPa |
| - |
500.0 °C |
Shear modulus of 66.9 GPa |
| - |
600.0 °C |
Shear modulus of 62.11 GPa |
| Tensile strength |
20.0 °C |
Tensile strength of 460 - 620 MPa |
| Yield strength |
20.0 °C |
Yield strength of 250 - 270 MPa |
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