1.4749
| Material No. | 1.4749 |
|---|---|
| EN symbol (short) | X18CrN28 |
| AISI/SAE | 446 |
| UNS | S 44600 |
| AFNOR | — |
| BS | — |
| alloy | — |
| Registered work's label | — |
| Standards | DIN EN 10095 |
Description
The heat-resistant steel 1.4749 is mainly used in industrial furnaces and waste incineration plants.
Our product range in 1.4749 are tubes and pipes, fittings and flanges, accessories.
Chemical composition ¹ | ||||||||
| C % | Si ≤ % | Mn ≤ % | P ≤ % | S ≤ % | Cr % | Mo % | Ni % | V ≤ % |
| 0,15-0,2 | 1,0 | 1,0 | 0,04 | 0,015 | 26,0-29,0 | |||
| Nb ≤ % | Ti % | Al % | Co ≤ % | Cu % | N % | Fe % | Ce % | W ≤ % |
| 5 x C ≤ 0,070 | 0,15-0,25 | |||||||
| ¹ in accordance with Key to Steel 2001 | ||||||||
Special characteristics | ||
| Temperature range | Dicht kg/dm³ | Hardness (HB) |
|---|---|---|
| up to 1100°C in air | 7,7 | 212 |
| heat-resistant steel | ||
Main fields of application (depending on the specific conditions of use) |
| building of industrial furnaces, waste incineration plants, metallurgy, petrochemical industry |
| (all aforementioned specifications serve as a general orientation and have to be reviewed depending on the specific conditions of use) |