015H20N25G2B-ID (EP754-ID)
It is used more often for the production of pipe billet, which is later used for the production of pipes in the chemical and energy field, including the construction of nuclear power plants. Currently, steel of this brand is also well used in the construction of large buildings such as: airports, shopping complexes and other most important objects in everyday life.
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Corrosion-resistant alloys and steels | Corrosion-resistant alloys |
Chemical composition
| Standard | Fe, % | Si, % | Mn, % | Cr, % | Ni, % | V, % | P, % | C, % | S, % | Nb, % | N, % |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 49.45–52.85 | < 0.1 | 1.5–2.2 | 20–21 | 25–26 | 0.05–0.3 | < 0.01 | < 0.015 | < 0.01 | 0.6–0.9 | < 0.015 |
Information on suppliers
Mechanical properties at 20 °C
| Rolling | Standard | Size, mm | Tension | Classifiers | $$\sigma _{U}$$, $$MPa$$ | $$\sigma_{0.2}$$, $$MPa$$ | d5, % | Treatment |
|---|---|---|---|---|---|---|---|---|
| Pipe billet | TU 14-1-3276-81 | < 450 | < 118 | < 38 | Air quenching from 1100 ± 20 ° C |
Standards
| Standard | Description |
|---|---|
| TU 14-1-3276-81 | TU 14-1-3276-81 |
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Fe | % | Iron |
| Si | % | Silicon |
| Mn | % | Manganese |
| Cr | % | Chrome |
| Ni | % | Nickel |
| V | % | Vanadium |
| P | % | Phosphorus |
| C | % | Carbon |
| S | % | Sulfur |
| Nb | % | Niobium |
| N | % | Nitrogen |
Description of mechanical properties
| Parameter | Units of measurement | Description |
|---|---|---|
| d5 | % | Elongation at break |
| $$\sigma_{0.2}$$ | $$MPa$$ | Tensile stress required to produce a total elongation of 0.2% |
| $$\sigma _{U}$$ | $$MPa$$ | Ultimate tensile strength |