ASTM A493 Grade 431 As-Annealed
Equivalent material: DIN 1.4057, DIN X17CrNi16-2, DIN X20CrNi17-2, AFNOR Z15CN16-02, BS 431S29, BS 321S31, BS 7S80, UNI X16CrNi16, SS 2321, AISI 431, SAE 431, JIS SUS431, EN X17CrNi16-2, EN 1.4057, ISO X17CrNi16-2, ISO C3, GOST 20Ch17N2, AMS 5628, ASTM MT431, UNS S43100, IS 15Cr16Ni2
ASTM A493 Grade 431 As-Annealed general
| Property |
Temperature |
Value |
Comment |
| Density |
23.0 °C |
Density of 7.6 - 7.7 g/cm³ |
Typical for Martensitic Stainless Steel |
ASTM A493 Grade 431 As-Annealed thermal
| Property |
Temperature |
Value |
Comment |
| Coefficient of thermal expansion |
23.0 °C |
Coefficient of thermal expansion of 1E-5 - 1.5E-5 1/K |
Typical for Martensitic Stainless Steel |
| Melting point |
- |
Melting point of 1370 - 1530 °C |
Typical for Martensitic Stainless Steel |
| Specific heat capacity |
23.0 °C |
Specific heat capacity of 460 J/(kg·K) |
Typical for Martensitic Stainless Steel |
| Thermal conductivity |
23.0 °C |
Thermal conductivity of 14 - 31 W/(m·K) |
Typical for Martensitic Stainless Steel |
ASTM A493 Grade 431 As-Annealed chemical
| Property |
Value |
| Carbon |
Carbon of 0.2 % |
| Chromium |
Chromium of 15 - 17 % |
| Manganese |
Manganese of 1 % |
| Nickel |
Nickel of 1.25 - 2.5 % |
| Phosphorus |
Phosphorus of 0.04 % |
| Silicon |
Silicon of 1 % |
| Sulfur |
Sulfur of 0.03 % |
ASTM A493 Grade 431 As-Annealed electrical
| Property |
Temperature |
Value |
Comment |
| Electrical resistivity |
23.0 °C |
Electrical resistivity of 6E-7 Ω·m |
Typical for Martensitic Stainless Steel |
ASTM A493 Grade 431 As-Annealed mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
23.0 °C |
Elastic modulus of 220 GPa |
Typical for Martensitic Stainless Steel |
| 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 760 MPa |
- |
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