Material No.: 1.4835
| EN symbol (short) | X9CrNiSiNCe21-11-2 |
|---|---|
| UNS | S 30815 |
| Registered work's label | 253 MA® |
| Applied as high tempreature material. It's actually 1.4828 with a higher carbon content and an addition of noble earths. | |
Hauptanwendungsgebiete
| industral furnace engineering | |
| cement industry | |
| Apparatus engineering |
Beschreibung
| Densitylb/in3 | 0,28 |
| HardnessHB | max.210 |
| Composition | chromium nickel steel |
| Category | Heat resistant steels and alloys |
| Structure | austenitic |
Temperaturhinweise
| Application area | |
| Operation temperature | ºF to 2012 ºF air: 1922°F |
| Explanation report | good mechanical properties and scaling resistance in dry air avoid temperature ranges from 1112°F-1652°F due to grain disintegration |
Chemische Zusammensetzung
| Min % | Max % | |
|---|---|---|
| C | 0,05 | 0,12 |
| Si | 1,40 | 2,50 |
| Mn | 1,00 | |
| Cr | 20,00 | 22,00 |
| Ni | 10,00 | 12,00 |
| Ce | 0,03 | 0,08 |
| P | 0,045 | |
| S | 0,015 | |
| N | 0,12 | 0,20 |
