PVN
Classification
| Country |
Section |
Category |
| CIS, Russia, Ukraine |
Refractory metals, carbide |
Tungsten |
Chemical composition
| Standard |
Fe, % |
Si, % |
Ca, % |
Mn, % |
Ni, % |
Al, % |
Na, % |
As, % |
P, % |
C, % |
S, % |
O, % |
Mo, % |
W, % |
K, % |
|---|
| OST 92-84-67 |
0.003 |
0.002 |
0.003 |
0.001 |
0.003 |
0.003 |
0.006 |
0.001 |
0.02 |
0.025 |
0.001 |
0.1 |
0.02 |
99.95 |
0.005 |
Information on suppliers
Standards
Description of chemical elements
| Element |
Units of measurement |
Description |
| Fe |
% |
Iron |
| K |
% |
Potassium |
| Si |
% |
Silicon |
| Ca |
% |
Calcium |
| Mn |
% |
Manganese |
| Ni |
% |
Nickel |
| Al |
% |
Aluminium |
| Na |
% |
Sodium |
| As |
% |
Arsenic |
| P |
% |
Phosphorus |
| C |
% |
Carbon |
| S |
% |
Sulfur |
| O |
% |
Oxygen |
| Mo |
% |
Molybdenum |
| W |
% |
Tungsten |