HN65MVU (EP760)
Columns, heat exchangers, reactors in harsh conditions, made of acetic acid, epoxy resins, vinyl acetate, complex organic compounds, mineral fertilizers, styrene, ethylbenzene, etc. t-ry -70… + 500 degrees. 8900kg / m3. OZL-21.
weldments operating at elevated temperatures in corrosive environments (sulfuric acid, acetic acid, chlorides, etc.)
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, % | Mo, % | W, % |
|---|---|---|---|---|---|---|---|---|---|---|
| GOST 5632-72 | < 0.5 | < 0.1 | < 1 | 14.5–16.5 | 60.353–67.5 | < 0.015 | < 0.02 | < 0.012 | 15–17 | 3–4.5 |
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 | 4–11 | 830 | 440 | 35 | Hardening of 1050-1090 ° C, cooling water |
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 |
| Mo | % | Molybdenum |
| 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) |