SEW 470 Grade X3CrAlTi18-2 soft annealed (+A)
SEW 470 Grade X3CrAlTi18-2 soft annealed (+A) introduction
Steel X3CrAlTi18-2 shows a highest application temperature of up to 1000 °C in air.
Equivalent material: DIN 1.4736, EN 1.4736
SEW 470 Grade X3CrAlTi18-2 soft annealed (+A) general
| Property |
Temperature |
Value |
| Density |
20.0 °C |
Density of 7.7 g/cm³ |
SEW 470 Grade X3CrAlTi18-2 soft annealed (+A) thermal
| Property |
Temperature |
Value |
Comment |
| Coefficient of thermal expansion |
200.0 °C |
Coefficient of thermal expansion of 1.05E-5 1/K |
- |
| - |
400.0 °C |
Coefficient of thermal expansion of 1.08E-5 1/K |
- |
| - |
600.0 °C |
Coefficient of thermal expansion of 1.2E-5 1/K |
- |
| - |
800.0 °C |
Coefficient of thermal expansion of 1.25E-5 1/K |
- |
| - |
1000.0 °C |
Coefficient of thermal expansion of 1.3E-5 1/K |
- |
| Max service temperature, long |
- |
Max service temperature, long of 0 - 1000 °C |
- |
| Melting point |
- |
Melting point of 1425 - 1530 °C |
Typical for Ferritic Stainless Steel |
| Specific heat capacity |
20.0 °C |
Specific heat capacity of 500 J/(kg·K) |
- |
| - |
600.0 °C |
Specific heat capacity of 630 J/(kg·K) |
- |
| Thermal conductivity |
20.0 °C |
Thermal conductivity of 21 W/(m·K) |
- |
| - |
500.0 °C |
Thermal conductivity of 23 W/(m·K) |
- |
SEW 470 Grade X3CrAlTi18-2 soft annealed (+A) chemical
| Property |
Value |
| Aluminium |
Aluminium of 1.7 - 2.1 % |
| Carbon |
Carbon of 0.04 % |
| Chromium |
Chromium of 17 - 18 % |
| Manganese |
Manganese of 1 % |
| Phosphorus |
Phosphorus of 0.04 % |
| Silicon |
Silicon of 1 % |
| Sulfur |
Sulfur of 0.015 % |
| Titanium |
Titanium of 0.8 % |
SEW 470 Grade X3CrAlTi18-2 soft annealed (+A) electrical
| Property |
Temperature |
Value |
| Electrical resistivity |
20.0 °C |
Electrical resistivity of 6E-7 Ω·m |
SEW 470 Grade X3CrAlTi18-2 soft annealed (+A) mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
23.0 °C |
Elastic modulus of 220 GPa |
Typical for Ferritic Stainless Steel |
| Elongation |
20.0 °C |
Elongation of 25 % |
- |
| Elongation A80 |
20.0 °C |
Elongation A80 of 25 % |
- |
| Hardness, Brinell |
20.0 °C |
Hardness, Brinell of 200 [-] |
- |
| Poisson's ratio |
23.0 °C |
Poisson's ratio of 0.3 [-] |
Typical for Ferritic Stainless Steel |
| Shear modulus |
23.0 °C |
Shear modulus of 77 GPa |
Typical for Ferritic Stainless Steel |
| Tensile strength |
20.0 °C |
Tensile strength of 500 - 650 MPa |
- |
| Yield strength Rp0.2 |
20.0 °C |
Yield strength Rp0.2 of 280 MPa |
- |
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