1.4956 (X7CrNiCo21-20-20)
Classification
| Country |
Section |
Category |
| Germany |
Stainless and Heat Resisting Steels |
Materials with Elevated Temperature Properties |
Chemical composition
| Standard |
Fe, % |
Si, % |
Mn, % |
Co, % |
Cr, % |
Ni, % |
P, % |
C, % |
S, % |
Nb, % |
Mo, % |
N, % |
W, % |
|---|
| WL |
24.4–36.15 |
< 1 |
1–2 |
18.5–21 |
20–22.5 |
19–21 |
< 0.03 |
< 0.1 |
< 0.02 |
0.75–1.25 |
2.5–3.5 |
0.1–0.2 |
2–3 |
Information on suppliers
Standards
Description of chemical elements
| Element |
Units of measurement |
Description |
| Fe |
% |
Iron |
| Si |
% |
Silicon |
| Mn |
% |
Manganese |
| Co |
% |
Cobalt |
| Cr |
% |
Chrome |
| Ni |
% |
Nickel |
| P |
% |
Phosphorus |
| C |
% |
Carbon |
| S |
% |
Sulfur |
| Nb |
% |
Niobium |
| Mo |
% |
Molybdenum |
| N |
% |
Nitrogen |
| W |
% |
Tungsten |