| Designation |
Chemical composition (% by mass - max unless stated) |
| Steel name |
Steel number |
C |
Si |
Mn |
P |
S |
Cr |
Mo |
Ni |
Others |
| Martensitic stainless steel |
| X45CrSi9-3 |
1.4718 |
0.40/0.50 |
2.70
/3.30 |
0.60 |
0.040 |
0.030 |
8.00
/10.00 |
- |
0.50 |
- |
| X40CrSiMo10-2 |
1.4731 |
0.35/0.45 |
2.00
/3.00 |
0.80 |
0.040 |
0.030 |
9.50
/11.50 |
0.80
/1.30 |
0.50 |
- |
| X85CrMoV18-2 |
1.4748 |
0.80/0.90 |
1.00 |
1.50 |
0.040 |
0.030 |
16.50
/18.50 |
2.00
/2.50 |
- |
V:0.30
/0.60 |
| Austenitic stainless steel |
| X55CrMnNiN20-8 |
1.4875 |
0.50/0.60 |
0.25 |
7.00
/10.00 |
0.045 |
0.030 |
19.50
/21.50 |
- |
1.50
/2.75 |
N:0.20
/0.40 |
| X53CrMnNiN21-9 |
1.4871 |
0.48/0.58 |
0.25 |
8.00
/10.00 |
0.045 |
0.030 |
20.00
/22.00 |
- |
3.25
/4.50 |
N:0.35
/0.50 |
| X50CrMnNiNbN21-9 |
1.4882 |
0.45/0.55 |
0.45 |
8.00
/10.00 |
0.045 |
0.030 |
20.00
/22.00 |
- |
3.50
/5.50 |
W:0.80
/1.50
Nb+Ta:
1.80/2.50
N:0.40
/0.60 |
| X53CrMnNiNbN21-9 |
1.4870 |
0.48/0.58 |
0.45 |
8.00
/10.00 |
0.045 |
0.030 |
20.00
/22.00 |
- |
3.25
/4.50 |
Nb+Ta
:2.00/3.00 N:0.40/0.60 C+N:0.90 min |
| X33CrNiMnN23-8 |
1.4866 |
0.28/0.38 |
0.50
/1.00 |
1.50
/3.50 |
0.045 |
0.030 |
22.00
/24.00 |
0.50 |
7.00
/9.000 |
W:0.50 N:0.25/0.35 |
