DIN 17465 Grade GX25CrNiSi18-9 cast condition
DIN 17465 Grade GX25CrNiSi18-9 cast condition introduction
G-X 25 CrNiSi 18 9, high heat resistance and insensitiveness against changing temperature. For parts of oven like dampers, transport chains, retorts, annealing and hardening boxes, traction clamps, bearing bottoms, bearing rods, hot gas ventilators.
resistance:
- in oxidising burning atmosphere: 850°C
- in reductive burning atmosphere: 750°C
- in oxidising sulfureous gas: 750°C
- in reductive sulfureous gas: 750°C
Equivalent material: CSN 422932, ASTM HF, DIN 1.4825, EN 1.4825
DIN 17465 Grade GX25CrNiSi18-9 cast condition general
| Property |
Temperature |
Value |
| Density |
20.0 °C |
Density of 7.8 g/cm³ |
DIN 17465 Grade GX25CrNiSi18-9 cast condition thermal
| Property |
Temperature |
Value |
Comment |
| Coefficient of thermal expansion |
400.0 °C |
Coefficient of thermal expansion of 1.75E-5 1/K |
- |
| - |
800.0 °C |
Coefficient of thermal expansion of 1.85E-5 1/K |
- |
| - |
1000.0 °C |
Coefficient of thermal expansion of 1.95E-5 1/K |
- |
| Max service temperature, long |
- |
Max service temperature, long of 0 - 850 °C |
- |
| Melting point |
- |
Melting point of 1230 - 1480 °C |
Typical for Austenitic Stainless Steel |
| Specific heat capacity |
20.0 °C |
Specific heat capacity of 500 J/(kg·K) |
- |
| Thermal conductivity |
20.0 °C |
Thermal conductivity of 14.6 W/(m·K) |
- |
DIN 17465 Grade GX25CrNiSi18-9 cast condition chemical
| Property |
Value |
| Carbon |
Carbon of 0.15 - 0.3 % |
| Chromium |
Chromium of 17 - 19 % |
| Manganese |
Manganese of 1.5 % |
| Nickel |
Nickel of 8 - 10 % |
| Phosphorus |
Phosphorus of 0.04 % |
| Silicon |
Silicon of 1 - 2.5 % |
| Sulfur |
Sulfur of 0.03 % |
DIN 17465 Grade GX25CrNiSi18-9 cast condition electrical
| Property |
Temperature |
Value |
Comment |
| Electrical resistivity |
23.0 °C |
Electrical resistivity of 8.5E-7 Ω·m |
Typical for Austenitic Stainless Steel |
DIN 17465 Grade GX25CrNiSi18-9 cast condition mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
23.0 °C |
Elastic modulus of 195 GPa |
Typical for Austenitic Stainless Steel |
| Elongation |
20.0 °C |
Elongation of 15 % |
- |
| Poisson's ratio |
23.0 °C |
Poisson's ratio of 0.3 [-] |
Typical for Austenitic Stainless Steel |
| Shear modulus |
23.0 °C |
Shear modulus of 77 GPa |
Typical for Austenitic Stainless Steel |
| Tensile strength |
20.0 °C |
Tensile strength of 440 MPa |
- |
| Yield strength Rp0.2 |
20.0 °C |
Yield strength Rp0.2 of 230 MPa |
- |
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