GX40CRNISI2520 is a material for high mechanical stresses at a stable temperature above 900 °C and is typically used in furnaces and kilns.
The applications for this material include parts for furnaces in the waste incineration and waste processing industry (burner beds for garbage incinerators). In addition, this material is used in the cement industry, for heat treatment baskets and for train parts.
Standards / designations
| EN 10295 (EU) | G-X 40 CrNiSi 25 20 | ||
|---|---|---|---|
| DIN 17465 (DE) | GX40CrNiSi2520 | ||
| WERKSTOFFNUMMER (DE) | 1.4848 | ||
| ASTM A297 (US) | HK | ||
Mechanical properties
| Tensile strength | Rm | 450 | [N/mm2] |
|---|---|---|---|
| Yield point | σ 0.2B | 240 | [N/mm2] |
| Elongation | A | 10 | [%] |
| Elasticity modulus | Eo | 186 | [kN/mm2] |
| Application temperature | 1100 | [°C] | |
Chemical composition
| Carbon | C | 0.40 | [%] |
|---|---|---|---|
| Silicon | Si | 1.50 | [%] |
| Manganese | Mn | 0.80 | [%] |
| Chromium | Cr | 25.0 | [%] |
| Nickel | Ni | 20 | [%] |
| Molybdenum | Mo | 0.50 max. | [%] |
| Iron | Fe | Remainder | |
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