AISI 431 Hardened
Equivalent material: DIN 1.4057, DIN X17CrNi16-2, DIN X20CrNi17-2, AFNOR Z15CN16-02, BS 431S29, BS 321S31, BS 7S80, UNI X16CrNi16, SS 2321, SAE 431, JIS SUS431, EN X17CrNi16-2, EN 1.4057, ISO X17CrNi16-2, ISO C3, GOST 20Ch17N2, AMS 5628, ASTM MT431, ASTM 431, UNS S43100, IS 15Cr16Ni2
AISI 431 Hardened general
| Property |
Temperature |
Value |
| Density |
23.0 °C |
Density of 7.7 g/cm³ |
AISI 431 Hardened thermal
| Property |
Temperature |
Value |
| Coefficient of thermal expansion |
23.0 °C |
Coefficient of thermal expansion of 1.2E-5 1/K |
| Melting point |
- |
Melting point of 1450 °C |
| Specific heat capacity |
23.0 °C |
Specific heat capacity of 460 J/(kg·K) |
| Thermal conductivity |
23.0 °C |
Thermal conductivity of 25 W/(m·K) |
AISI 431 Hardened chemical
| Property |
Value |
| Carbon |
Carbon of 0 - 0.22 % |
| Chromium |
Chromium of 15 - 17 % |
| Iron |
Iron of 77.7 - 83.8 % |
| Manganese |
Manganese of 0 - 1.5 % |
| Nickel |
Nickel of 1.3 - 2.5 % |
| Phosphorus |
Phosphorus of 0 - 0.04 % |
| Silicon |
Silicon of 0 - 1 % |
| Sulfur |
Sulfur of 0 - 0.03 % |
AISI 431 Hardened electrical
| Property |
Temperature |
Value |
Comment |
| Electrical resistivity |
23.0 °C |
Electrical resistivity of 6E-7 Ω·m |
Typical for Martensitic Stainless Steel |
AISI 431 Hardened mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
23.0 °C |
Elastic modulus of 210 GPa |
- |
| Elongation |
23.0 °C |
Elongation of 15 % |
- |
| 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 1390 MPa |
- |
| Yield strength |
23.0 °C |
Yield strength of 1070 MPa |
- |
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