EN 10297-1 Grade 34CrNiMo6 quenched and tempered (+QT)
Equivalent material: EN 34CrNiMo6, DIN 1.6582, DIN GS-34CrNiMo6, DIN 34CrNiMo6V, DIN 35CrNiMo6, AFNOR 35NCD6, AFNOR 34CrNiMo8, BS 817M40, BS 816M40, BS EN24, UNI 35NiCrMo6(KB), SS 2541, UNE F.127, AISI 4340, SAE 4340, JIS SNCM447, JIS SNCM431, EN 34CrNiMo6V, EN 1.6582, GOST 38Ch2N2MA, ASTM 4337, IS 40Ni2Cr1Mo28
EN 10297-1 Grade 34CrNiMo6 quenched and tempered (+QT) general
| Property |
Temperature |
Value |
| Density |
20.0 °C |
Density of 7.8 g/cm³ |
EN 10297-1 Grade 34CrNiMo6 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 Nickel 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 33.7 W/(m·K) |
- |
| - |
100.0 °C |
Thermal conductivity of 36.2 W/(m·K) |
- |
| - |
200.0 °C |
Thermal conductivity of 37.8 W/(m·K) |
- |
| - |
300.0 °C |
Thermal conductivity of 37.2 W/(m·K) |
- |
| - |
400.0 °C |
Thermal conductivity of 35.7 W/(m·K) |
- |
| - |
500.0 °C |
Thermal conductivity of 34 W/(m·K) |
- |
| - |
600.0 °C |
Thermal conductivity of 32 W/(m·K) |
- |
| Thermal diffusivity |
20.0 °C |
Thermal diffusivity of 9.4 mm²/s |
- |
| - |
100.0 °C |
Thermal diffusivity of 9.4 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 7.6 mm²/s |
- |
| - |
500.0 °C |
Thermal diffusivity of 6.6 mm²/s |
- |
| - |
600.0 °C |
Thermal diffusivity of 5.4 mm²/s |
- |
EN 10297-1 Grade 34CrNiMo6 quenched and tempered (+QT) chemical
| Property |
Value |
| Carbon |
Carbon of 0.3 - 0.38 % |
| Chromium |
Chromium of 1.4 - 1.7 % |
| Manganese |
Manganese of 0.4 - 0.7 % |
| Molybdenum |
Molybdenum of 0.15 - 0.3 % |
| Nickel |
Nickel of 1.4 - 1.7 % |
| Phosphorus |
Phosphorus of 0.04 % |
| Silicon |
Silicon of 0.4 % |
| Sulfur |
Sulfur of 0.035 % |
EN 10297-1 Grade 34CrNiMo6 quenched and tempered (+QT) electrical
| Property |
Temperature |
Value |
| Electrical resistivity |
20.0 °C |
Electrical resistivity of 3.09E-7 Ω·m |
| - |
100.0 °C |
Electrical resistivity of 3.54E-7 Ω·m |
| - |
200.0 °C |
Electrical resistivity of 4.18E-7 Ω·m |
| - |
300.0 °C |
Electrical resistivity of 5.05E-7 Ω·m |
| - |
400.0 °C |
Electrical resistivity of 6.09E-7 Ω·m |
| - |
500.0 °C |
Electrical resistivity of 7.27E-7 Ω·m |
| - |
600.0 °C |
Electrical resistivity of 8.67E-7 Ω·m |
EN 10297-1 Grade 34CrNiMo6 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 9 - 12 % |
- |
| Elongation, transverse |
20.0 °C |
Elongation, transverse of 7 - 10 % |
- |
| Poisson's ratio |
23.0 °C |
Poisson's ratio of 0.29 [-] |
Typical for Nickel Chromium Molybdenum Steel |
| Reduction of area |
20.0 °C |
Reduction of area of 40 - 55 % |
- |
| Reduction of area, transverse |
20.0 °C |
Reduction of area, transverse of 40 - 55 % |
- |
| Tensile strength |
20.0 °C |
Tensile strength of 900 - 1400 MPa |
- |
| Tensile strength, transverse |
20.0 °C |
Tensile strength, transverse of 900 - 1400 MPa |
- |
| Yield strength |
20.0 °C |
Yield strength of 700 - 1000 MPa |
- |
| Yield strength, transverse |
20.0 °C |
Yield strength, transverse of 700 - 1000 MPa |
- |
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