03HN28MDT (EP516, 000Х23Н28М3Д3Т)
welded structures operating at temperatures up to 80 ° C in sulfuric acid of different concentrations, except 55% acetic acid and phosphoric acid.
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Corrosion-resistant alloys and steels | Corrosion-resistant alloys |
Chemical composition
| Standard | Fe, % | Si, % | Mn, % | Cr, % | Ti, % | Cu, % | Ni, % | P, % | C, % | S, % | Mo, % |
|---|---|---|---|---|---|---|---|---|---|---|---|
| GOST 5632-72 | 36.915–46.5 | < 0.8 | < 0.8 | 22–25 | 0.5–0.9 | 2.5–3.5 | 26–29 | < 0.035 | < 0.03 | < 0.02 | 2.5–3 |
Information on suppliers
Mechanical properties at 20 °C
| Rolling | Standard | Size, mm | Tension | Classifiers | $$\sigma _{U}$$, $$MPa$$ | $$\sigma_{P}$$, $$MPa$$ | $$\epsilon_L$$, % | Treatment |
|---|---|---|---|---|---|---|---|---|
| The plates | GOST 7350-77 | 540 | 215 | 35 | Hardening of 1040-1080 ° C, cooling water |
Analogues
| Germany |
|---|
| X3NiCrCuMoTi2730 |
Standards
| Standard | Description |
|---|---|
| GOST 5632-72 | |
| GOST 5949-75 | |
| GOST 7350-77 | |
| TU 14-1-756-73 |
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Fe | % | Iron |
| Si | % | Silicon |
| Mn | % | Manganese |
| Cr | % | Chrome |
| Ti | % | Titan |
| Cu | % | Copper |
| Ni | % | Nickel |
| P | % | Phosphorus |
| C | % | Carbon |
| S | % | Sulfur |
| Mo | % | Molybdenum |
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) |