12H18N10E (EP47)
cold-rolled sheet and strip for a variety of high-strength components and structures, welded by spot welding; austenitic steel
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Corrosion-resistant alloys and steels | Corrosion-resistant ordinary steel |
Chemical composition
| Standard | Fe, % | Si, % | Mn, % | Cr, % | Ni, % | P, % | C, % | S, % | Se, % |
|---|---|---|---|---|---|---|---|---|---|
| GOST 5632-72 | 66.675–73.82 | < 0.8 | < 2 | 17–19 | 9–11 | < 0.035 | < 0.12 | < 0.02 | 0.18–0.35 |
Information on suppliers
Mechanical properties at 20 °C
| Rolling | Standard | Size, mm | Tension | Classifiers | $$\sigma _{U}$$, $$MPa$$ | $$\epsilon_L$$, % | Treatment |
|---|---|---|---|---|---|---|---|
| Sheet | GOST 5582-75 | 740 | 35 | Hardening of 1050-1080 ° C, air | |||
| Sheet | GOST 4986-79 | 740 | 18–35 | Hardening of 1050-1080 ° C, air |
Analogues
| USA |
|---|
| 303Se |
Standards
| Standard | Description |
|---|---|
| GOST 5632-72 |
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 |
| Se | % | Selenium |
Description of mechanical properties
| Parameter | Units of measurement | Description |
|---|---|---|
| $$\sigma _{U}$$ | $$MPa$$ | Ultimate tensile strength |
| $$\epsilon_L$$ | % | Elongation at break (longitudinal) |