30HN2VFA (30HN2MFA)
Shafts, one-piece rotors, wheels, gear parts, bolts, studs and other important parts of turbines and compressor machines that operate at elevated temperatures.
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Structural steel | Alloyed structural steel |
Chemical composition
| Standard | Fe, % | Si, % | Mn, % | Cr, % | Ti, % | Cu, % | Ni, % | V, % | P, % | C, % | S, % | Mo, % | N, % | W, % |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| GOST 4543-71 | 93.872–96.06 | 0.17–0.37 | 0.3–0.6 | 0.6–0.9 | < 0.03 | < 0.3 | 2–2.4 | 0.1–0.18 | < 0.025 | 0.27–0.34 | < 0.025 | < 0.15 | < 0.008 | 0.5–0.8 |
Information on suppliers
Standards
| Standard | Description |
|---|---|
| GOST 4543-71 |
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Fe | % | Iron |
| Si | % | Silicon |
| Mn | % | Manganese |
| Cr | % | Chrome |
| Ti | % | Titan |
| Cu | % | Copper |
| Ni | % | Nickel |
| V | % | Vanadium |
| P | % | Phosphorus |
| C | % | Carbon |
| S | % | Sulfur |
| Mo | % | Molybdenum |
| N | % | Nitrogen |
| W | % | Tungsten |