25H17N2V-W (25Х17Н2В)
For the manufacture of stampings, forgings, rolled bar, as well as for the production of blanks for the manufacture of pipe fittings
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Corrosion-resistant alloys and steels | Corrosion-resistant ordinary steel |
Chemical composition
| Standard | Fe, % | Si, % | Mn, % | Cr, % | Cu, % | Ni, % | P, % | C, % | S, % | Nb, % |
|---|---|---|---|---|---|---|---|---|---|---|
| TU 14-1-1062 - 74 | 77.435–80.53 | 0.3–0.7 | 0.3–0.7 | 16.3–17.7 | < 0.25 | 2.3–2.8 | < 0.02 | 0.22–0.28 | < 0.015 | 0.05–0.1 |
Information on suppliers
Mechanical properties at 20 °C
| Rolling | Standard | Size, mm | Tension | Classifiers | $$\sigma _{U}$$, $$MPa$$ | $$\sigma_{Y}$$, $$MPa$$ | $$\psi$$, % | d5, % | Treatment |
|---|---|---|---|---|---|---|---|---|---|
| Rod | TU 14-1-1062 - 74 | 1470 | 1175 | 45 | 8 |
Standards
| Standard | Description |
|---|---|
| TU 14-1-1062 - 74 |
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Fe | % | Iron |
| Si | % | Silicon |
| Mn | % | Manganese |
| Cr | % | Chrome |
| Cu | % | Copper |
| Ni | % | Nickel |
| P | % | Phosphorus |
| C | % | Carbon |
| S | % | Sulfur |
| Nb | % | Niobium |
Description of mechanical properties
| Parameter | Units of measurement | Description |
|---|---|---|
| d5 | % | Elongation at break |
| $$\sigma_{Y}$$ | $$MPa$$ | Yield strength |
| $$\sigma _{U}$$ | $$MPa$$ | Ultimate tensile strength |
| $$\psi$$ | % | Reduction in cross section on fracture |