HN58V (EP795)
Sv oborud-e in p-rakh nitric to — you, in hydrofluorocarbon etching p-rah. Etching baths. Welding by electrodes FH-13, FH-26.
for welded structures operating in nitric acid solutions in the presence ftorionov
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Corrosion-resistant alloys and steels | Corrosion-resistant alloys |
Chemical composition
| Standard | Fe, % | Si, % | Mn, % | Cr, % | Ni, % | P, % | C, % | S, % | W, % |
|---|---|---|---|---|---|---|---|---|---|
| GOST 5632-72 | < 0.8 | < 0.15 | < 1 | 39–41 | 55.493–60.5 | < 0.015 | < 0.03 | < 0.012 | 0.5–1.5 |
Information on suppliers
Mechanical properties at 20 °C
| Rolling | Standard | Size, mm | Tension | Classifiers | $$\sigma _{U}$$, $$MPa$$ | $$\sigma_{P}$$, $$MPa$$ | $$\epsilon_L$$, % | Treatment |
|---|---|---|---|---|---|---|---|---|
| Sheet | GOST 24982-81 | 740 | 345–390 | 35 | Hardening of 1050-1090 ° C |
Standards
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Fe | % | Iron |
| Si | % | Silicon |
| Mn | % | Manganese |
| Cr | % | Chrome |
| Ni | % | Nickel |
| P | % | Phosphorus |
| C | % | Carbon |
| S | % | Sulfur |
| W | % | Tungsten |
Description of mechanical properties
| Parameter | Units of measurement | Description |
|---|---|---|
| $$\sigma _{U}$$ | $$MPa$$ | Ultimate tensile strength |
| $$\sigma_{P}$$ | $$MPa$$ | Proportionality limit |
| $$\epsilon_L$$ | % | Elongation at break (longitudinal) |