DIN 17465 Grade GX40CrSi23 Cast Condition: High-Temperature, Wear-Resistant Material for Industrial Applications
G-X 40 CrSi 23, basically in construction of ovens, attachments for pipes, pipe clamps and pipe bearings by the construction of steam boiler, furthermore for far jet nozzles, annealing drums, agitation arms and profile beam. As material with goood wear resistance applicable for protecting bottoms and protecting rings, segments and similar parts of cement industry. resistance: - in oxidising burning atmosphere: 1050°C - in reductive burning atmosphere: 1000°C - in oxidising sulfureous gas: 1050°C - in reductive sulfureous gas: 980°C
Properties
General
| Property | Temperature | Value |
|---|---|---|
Density | 20.0 °C | 7.6 g/cm³ |
Mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Elastic modulus | 23.0 °C | 220 GPa | Typical for Martensitic Stainless Steel |
Hardness, Brinell | 20.0 °C | 200 - 300 [-] | |
Poisson's ratio | 23.0 °C | 0.3 [-] | Typical for Martensitic Stainless Steel |
Shear modulus | 23.0 °C | 77 GPa | Typical for Martensitic Stainless Steel |
Thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
Coefficient of thermal expansion | 400.0 °C | 1.2E-5 1/K | |
800.0 °C | 1.4E-5 1/K | ||
1000.0 °C | 1.6E-5 1/K | ||
Max service temperature, long | 0 - 1050 °C | ||
Melting point | 1370 - 1530 °C | Typical for Martensitic Stainless Steel | |
Specific heat capacity | 20.0 °C | 500 J/(kg·K) | |
Thermal conductivity | 20.0 °C | 18.8 W/(m·K) | |
Electrical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Electrical resistivity | 23.0 °C | 6E-7 Ω·m | Typical for Martensitic Stainless Steel |
Chemical properties
| Property | Value |
|---|---|
Carbon | 0.3 - 0.45 % |
Chromium | 22 - 24 % |
Manganese | 0.5 - 1 % |
Phosphorus | 0.04 % |
Silicon | 1 - 2.5 % |
Sulfur | 0.03 % |
Metal
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