Corrosion resisting
| |
Nominal composition (* max value) |
| PDF |
Fagersta grades |
EN |
AISI/AWS Type |
DIN W-Nr. |
C |
Si |
Mn |
Cr |
Ni |
Mo |
Other |
|
| |
Austenitic |
PRE |
 |
R840.70 |
1.4539 |
904L |
1.4539 |
.015* |
.35 |
1.75 |
20.0 |
25.0 |
4.5 |
Cu 1.5 N .050 |
35 |
|
R847.10 |
1.4547 |
|
1.4547 |
.018* |
.35 |
.45 |
19.9 |
17.9 |
6.1 |
Cu .70 N .22* |
44 |
| |
Duplex |
|
|
R647.70 |
1.4662 |
|
1.4662 |
.017 |
.50 |
.85 |
22.2 |
5.2 |
3.2 |
N .180 |
37 |
*) R647.70 : SAF2205
*) R847.10 : 254SMO
PRE: Pitting resistance equivalent.
PRE: Cr + 3.1 x Mo + 25 x N