EN 10250-4 X2CrNi18-9 Austenitic Steel – Solution Annealed + AT
The austenitic steel X2CrNi18-9 is available in solution annealed condition in the form of colled rolled band, warm rolled band and warm rolled sheet. The material is resistant to intercrystalline corrosion also in welded condition.
Properties
General
| Property | Temperature | Value |
|---|---|---|
Density | 20.0 °C | 7.9 g/cm³ |
Mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Elastic modulus | 20.0 °C | 200 GPa | |
100.0 °C | 194 GPa | ||
200.0 °C | 186 GPa | ||
300.0 °C | 179 GPa | ||
400.0 °C | 172 GPa | ||
500.0 °C | 165 GPa | ||
Elongation, transverse | 20.0 °C | 35 % | |
Poisson's ratio | 23.0 °C | 0.3 [-] | Typical for Austenitic Stainless Steel |
Shear modulus | 23.0 °C | 77 GPa | Typical for Austenitic Stainless Steel |
Tensile strength, transverse | 20.0 °C | 450 - 680 MPa | |
Yield strength Rp0.2 | 100.0 °C | 145 MPa | |
150.0 °C | 130 MPa | ||
200.0 °C | 118 MPa | ||
250.0 °C | 108 MPa | ||
300.0 °C | 100 MPa | ||
350.0 °C | 94 MPa | ||
400.0 °C | 89 MPa | ||
450.0 °C | 85 MPa | ||
500.0 °C | 81 MPa | ||
550.0 °C | 80 MPa | ||
Yield strength Rp0.2, transverse | 20.0 °C | 175 MPa | |
Yield strength Rp1.0 | 100.0 °C | 180 MPa | |
150.0 °C | 160 MPa | ||
200.0 °C | 145 MPa | ||
250.0 °C | 135 MPa | ||
300.0 °C | 127 MPa | ||
350.0 °C | 121 MPa | ||
400.0 °C | 116 MPa | ||
450.0 °C | 112 MPa | ||
500.0 °C | 109 MPa | ||
550.0 °C | 108 MPa | ||
Yield strength Rp1.0, transverse | 20.0 °C | 210 MPa | |
Thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
Coefficient of thermal expansion | 100.0 °C | 1.6E-5 1/K | |
200.0 °C | 1.65E-5 1/K | ||
300.0 °C | 1.7E-5 1/K | ||
400.0 °C | 1.8E-5 1/K | ||
500.0 °C | 1.8E-5 1/K | ||
Melting point | 1230 - 1480 °C | Typical for Austenitic Stainless Steel | |
Specific heat capacity | 20.0 °C | 500 J/(kg·K) | |
Thermal conductivity | 20.0 °C | 15 W/(m·K) | |
Electrical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Electrical resistivity | 23.0 °C | 8.5E-7 Ω·m | Typical for Austenitic Stainless Steel |
Chemical properties
| Property | Value |
|---|---|
Carbon | 0.03 % |
Chromium | 17.5 - 19.5 % |
Manganese | 2 % |
Nickel | 8 - 10 % |
Nitrogen | 0.11 % |
Phosphorus | 0.05 % |
Silicon | 1 % |
Sulfur | 0.03 % |
Metal
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