EN 10269 Grade X3CrNiCu18-9-4 – Solution Annealed Stainless Steel for High‑Temperature Applications
Trademark X3CrNiCu18-9-4 is comparable to X 3 CrNiCu 18 9 acc. to DIN 1654-5 : 1989-10. The austenitic stainless steel with a low C-content is used for special applications, such as wire for cold heading also at low temperatures. The steel is resistant to intercrystalline corrosion also in sensitized condition. Application for mounting elements at increased temperatures.
Properties
General
| Property | Temperature | Value |
|---|---|---|
Density | 20.0 °C | 7.9 - 7.92 g/cm³ |
Mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Elastic modulus | -100.0 °C | 206 GPa | |
20.0 °C | 196 - 200 GPa | ||
100.0 °C | 190 - 194 GPa | ||
200.0 °C | 182 - 186 GPa | ||
300.0 °C | 174 - 179 GPa | ||
400.0 °C | 166 - 172 GPa | ||
500.0 °C | 158 - 165 GPa | ||
600.0 °C | 150 GPa | ||
700.0 °C | 142 GPa | ||
800.0 °C | 134 GPa | ||
Elongation | 20.0 °C | 45 % | |
Poisson's ratio | 20.0 °C | 0.28 [-] | |
Shear modulus | 23.0 °C | 77 GPa | Typical for Austenitic Stainless Steel |
Tensile strength | 20.0 °C | 450 - 650 MPa | |
Yield strength Rp0.2 | 20.0 °C | 175 MPa | |
Thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
Coefficient of thermal expansion | -100.0 °C | 1.49E-5 1/K | |
20.0 °C | 1.61E-5 1/K | ||
100.0 °C | 1.67E-5 1/K | ||
200.0 °C | 1.72E-5 1/K | ||
300.0 °C | 1.77E-5 1/K | ||
400.0 °C | 1.81E-5 1/K | ||
500.0 °C | 1.84E-5 1/K | ||
600.0 °C | 1.88E-5 1/K | ||
700.0 °C | 1.91E-5 1/K | ||
800.0 °C | 1.94E-5 1/K | ||
Melting point | 1230 - 1480 °C | Typical for Austenitic Stainless Steel | |
Specific heat capacity | -100.0 °C | 440 J/(kg·K) | |
20.0 °C | 472 J/(kg·K) | ||
100.0 °C | 487 J/(kg·K) | ||
200.0 °C | 503 J/(kg·K) | ||
300.0 °C | 512 J/(kg·K) | ||
400.0 °C | 520 J/(kg·K) | ||
500.0 °C | 530 J/(kg·K) | ||
600.0 °C | 541 J/(kg·K) | ||
700.0 °C | 551 J/(kg·K) | ||
800.0 °C | 559 J/(kg·K) | ||
Thermal conductivity | -100.0 °C | 11.7 W/(m·K) | |
20.0 °C | 14.5 W/(m·K) | ||
100.0 °C | 16 W/(m·K) | ||
200.0 °C | 17.6 W/(m·K) | ||
300.0 °C | 19.1 W/(m·K) | ||
400.0 °C | 20.4 W/(m·K) | ||
500.0 °C | 21.9 W/(m·K) | ||
600.0 °C | 23.3 W/(m·K) | ||
700.0 °C | 24.7 W/(m·K) | ||
800.0 °C | 26.1 W/(m·K) | ||
Thermal diffusivity | -100.0 °C | 3.7 mm²/s | |
20.0 °C | 3.9 mm²/s | ||
100.0 °C | 4.3 mm²/s | ||
200.0 °C | 4.3 mm²/s | ||
300.0 °C | 4.6 mm²/s | ||
400.0 °C | 4.7 mm²/s | ||
500.0 °C | 4.9 mm²/s | ||
600.0 °C | 5 mm²/s | ||
700.0 °C | 5.3 mm²/s | ||
800.0 °C | 5.7 mm²/s | ||
Electrical
| Property | Temperature | Value |
|---|---|---|
Electrical resistivity | -100.0 °C | 5.86E-7 Ω·m |
20.0 °C | 6.92E-7 Ω·m | |
100.0 °C | 7.58E-7 Ω·m | |
200.0 °C | 8.36E-7 Ω·m | |
300.0 °C | 9.07E-7 Ω·m | |
400.0 °C | 9.73E-7 Ω·m | |
500.0 °C | 1.02E-6 Ω·m | |
600.0 °C | 1.06E-6 Ω·m | |
700.0 °C | 1.1E-6 Ω·m | |
800.0 °C | 1.13E-6 Ω·m | |
Chemical properties
| Property | Value |
|---|---|
Carbon | 0.04 % |
Chromium | 17 - 19 % |
Copper | 3 - 4 % |
Manganese | 2 % |
Nickel | 8.5 - 10.5 % |
Nitrogen | 0.1 - 0.11 % |
Phosphorus | 0.05 % |
Silicon | 1 % |
Sulfur | 0.015 - 0.03 % |
Metal
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