AISI 440B Hardened
Equivalent material: DIN 1.4112, DIN X90CrMoV18, AFNOR X89CrMoV18-1, SAE 440B, JIS SUS440B, EN X90CrMoV18, EN 1.4112, ISO R, ASTM 440B, UNS S44003
AISI 440B Hardened general
| Property |
Temperature |
Value |
| Density |
23.0 °C |
Density of 7.7 g/cm³ |
AISI 440B Hardened thermal
| Property |
Temperature |
Value |
| Coefficient of thermal expansion |
23.0 °C |
Coefficient of thermal expansion of 1E-5 1/K |
| Melting point |
- |
Melting point of 1370 °C |
| Specific heat capacity |
23.0 °C |
Specific heat capacity of 430 J/(kg·K) |
| Thermal conductivity |
23.0 °C |
Thermal conductivity of 15 W/(m·K) |
AISI 440B Hardened chemical
| Property |
Value |
| Carbon |
Carbon of 0.75 - 1 % |
| Chromium |
Chromium of 16 - 19 % |
| Iron |
Iron of 76.6 - 83.3 % |
| Manganese |
Manganese of 0 - 1 % |
| Molybdenum |
Molybdenum of 0 - 1.3 % |
| Phosphorus |
Phosphorus of 0 - 0.04 % |
| Silicon |
Silicon of 0 - 1 % |
| Sulfur |
Sulfur of 0 - 0.015 % |
| Vanadium |
Vanadium of 0.07 - 0.12 % |
AISI 440B Hardened electrical
| Property |
Temperature |
Value |
Comment |
| Electrical resistivity |
23.0 °C |
Electrical resistivity of 6E-7 Ω·m |
Typical for Martensitic Stainless Steel |
AISI 440B Hardened mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
23.0 °C |
Elastic modulus of 210 GPa |
- |
| Elongation |
23.0 °C |
Elongation of 3 % |
- |
| Poisson's ratio |
23.0 °C |
Poisson's ratio of 0.3 [-] |
Typical for Martensitic Stainless Steel |
| Shear modulus |
23.0 °C |
Shear modulus of 77 GPa |
Typical for Martensitic Stainless Steel |
| Tensile strength |
23.0 °C |
Tensile strength of 1930 MPa |
- |
| Yield strength |
23.0 °C |
Yield strength of 1860 MPa |
- |
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