VH9L (VH9L-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, % | Ca, % | Mn, % | Co, % | Cr, % | Ti, % | Ni, % | Al, % | P, % | C, % | S, % | Nb, % | Y, % | Mo, % | W, % |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| OST 1-90126 - 85 | < 6 | < 0.4 | < 0.005 | < 0.02 | < 0.5 | 0.2–0.8 | 30–35 | 0.7–1.3 | 44.11–59.78 | 1–1.6 | < 0.015 | 0.02–0.1 | < 0.01 | 0.7–1.3 | < 0.04 | 2.9–3.5 | 4.7–5.3 |
Information on suppliers
Mechanical properties at 20 °C
| Rolling | Standard | Size, mm | Tension | Classifiers | $$\sigma _{U}$$, $$MPa$$ | d5, % | Treatment |
|---|---|---|---|---|---|---|---|
| Workpiece | OST 1-90126 - 85 | 780 | 5 |
Long-term strength
| Standard | Treatment | Температура испытаний, ° С | Постоянно приложенное напряжение, МПа | Время до разрушения в часах, ч |
|---|---|---|---|---|
| OST 1-90126 - 85 | Quenching from 1160 ± 10 ° С, holding 3 hours, air cooling. Aging at 950 ± 10 ° С, holding 2 hours, air cooling | 800 | 180 | 100 |
Standards
| Standard | Description |
|---|---|
| OST 1-90126 - 85 |
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Fe | % | Iron |
| Si | % | Silicon |
| B | % | Bor |
| Ca | % | Calcium |
| Mn | % | Manganese |
| Co | % | Cobalt |
| Cr | % | Chrome |
| Ti | % | Titan |
| Ni | % | Nickel |
| Al | % | Aluminium |
| P | % | Phosphorus |
| C | % | Carbon |
| S | % | Sulfur |
| Nb | % | Niobium |
| Y | % | Yttrium |
| Mo | % | Molybdenum |
| W | % | Tungsten |
Description of mechanical properties
| Parameter | Units of measurement | Description |
|---|---|---|
| d5 | % | Elongation at break |
| $$\sigma _{U}$$ | $$MPa$$ | Ultimate tensile strength |