12H12M1BFR-W (EP450-Sh, 12H12M1BFR, EP450)
For the production of high-quality thin-walled tubes for nuclear power plants
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Corrosion-resistant alloys and steels | Corrosion-resistant heat-resistant steel |
Chemical composition
| Standard | Fe, % | Si, % | B, % | Mn, % | Cr, % | Ni, % | V, % | P, % | C, % | S, % | Nb, % | Mo, % |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| TU 14-3-1511 - 87 | 81.65–86.35 | < 0.6 | 0.004 | < 0.6 | 12–14 | < 0.3 | 0.1–0.3 | < 0.03 | 0.1–0.15 | < 0.02 | 0.25–0.55 | 1.2–1.8 |
Information on suppliers
Mechanical properties at 20 °C
| Rolling | Standard | Size, mm | Tension | Classifiers | $$\sigma _{U}$$, $$MPa$$ | $$\sigma_{Y}$$, $$MPa$$ | d5, % | Treatment |
|---|---|---|---|---|---|---|---|---|
| Pipe billet | TU 14-1-3820-84 | 640 | 490 | 12 | Hardening and tempering |
Standards
| Standard | Description |
|---|---|
| TU 14-3-1511 - 87 |
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Fe | % | Iron |
| Si | % | Silicon |
| B | % | Bor |
| Mn | % | Manganese |
| Cr | % | Chrome |
| Ni | % | Nickel |
| V | % | Vanadium |
| P | % | Phosphorus |
| C | % | Carbon |
| S | % | Sulfur |
| Nb | % | Niobium |
| Mo | % | Molybdenum |
Description of mechanical properties
| Parameter | Units of measurement | Description |
|---|---|---|
| d5 | % | Elongation at break |
| $$\sigma_{Y}$$ | $$MPa$$ | Yield strength |
| $$\sigma _{U}$$ | $$MPa$$ | Ultimate tensile strength |