VZHL18 (VLL18-VI)
Production of cast bar stock for further refining during casting of blades and other shaped castings
Classification
| Country |
Section |
Category |
| CIS, Russia, Ukraine |
Heat resistant steels and alloys |
Heat resistant alloys |
Chemical composition
| Standard |
Fe, % |
Si, % |
B, % |
Bi, % |
Mn, % |
Co, % |
Cr, % |
Ti, % |
Ni, % |
Zr, % |
Al, % |
Pb, % |
Ce, % |
P, % |
C, % |
S, % |
Nb, % |
Mo, % |
W, % |
|---|
| OST 1-90126 - 85 |
< 1 |
< 0.4 |
< 0.06 |
< 0.0005 |
< 0.4 |
4–6 |
17–18 |
2.2–3 |
55.1185–65.1 |
< 0.02 |
3.4–4 |
< 0.001 |
< 0.02 |
< 0.015 |
0.1–0.15 |
< 0.015 |
1.2–1.8 |
4.5–6 |
2.5–4 |
Information on suppliers
Mechanical properties at 20 °C
| Rolling |
Standard |
Size, mm |
Tension |
Classifiers |
$$\sigma _{U}$$, $$MPa$$ |
$$\psi$$, % |
d5, % |
Treatment |
|---|
| Workpiece |
OST 1-90126 - 85 |
|
|
|
880 |
2 |
2 |
|
Long-term strength
| Standard |
Treatment |
Температура испытаний, ° С |
Постоянно приложенное напряжение, МПа |
Время до разрушения в часах, ч |
|---|
| OST 1-90126 - 85 |
Heating to 1180 ± 10 ° С, holding 3.5 hours, air cooling. Aging at 950 ± 10 ° С, exposure 3.5–4 hours, air cooling |
900 |
240 |
40 |
Standards
Description of chemical elements
| Element |
Units of measurement |
Description |
| Fe |
% |
Iron |
| Si |
% |
Silicon |
| B |
% |
Bor |
| Bi |
% |
Bismuth |
| Mn |
% |
Manganese |
| Co |
% |
Cobalt |
| Cr |
% |
Chrome |
| Ti |
% |
Titan |
| Ni |
% |
Nickel |
| Zr |
% |
Zirconium |
| Al |
% |
Aluminium |
| Pb |
% |
Lead |
| Ce |
% |
Cerium |
| P |
% |
Phosphorus |
| C |
% |
Carbon |
| S |
% |
Sulfur |
| Nb |
% |
Niobium |
| Mo |
% |
Molybdenum |
| W |
% |
Tungsten |
Description of mechanical properties
| Parameter |
Units of measurement |
Description |
| d5 |
% |
Elongation at break |
| $$\sigma _{U}$$ |
$$MPa$$ |
Ultimate tensile strength |
| $$\psi$$ |
% |
Reduction in cross section on fracture |