03H18N12 (000Х18Н12)
Products running in nitric acid at elevated temperature environments
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Corrosion-resistant alloys and steels | Corrosion-resistant ordinary steel |
Chemical composition
| Standard | Fe, % | Si, % | Mn, % | Cr, % | Ti, % | Ni, % | P, % | C, % | S, % |
|---|---|---|---|---|---|---|---|---|---|
| GOST 5632-72 | 67.115–71.5 | < 0.4 | < 0.4 | 17–19 | < 0.005 | 11.5–13 | < 0.03 | < 0.03 | < 0.02 |
Information on suppliers
Mechanical properties at 20 °C
| Rolling | Standard | Size, mm | Tension | Classifiers | $$\sigma _{U}$$, $$MPa$$ | $$\epsilon_L$$, % | Treatment |
|---|---|---|---|---|---|---|---|
| Sheet | GOST 5582-75 | 390 | 40 | Hardening of 1050-1080 ° C, cooling water | |||
| Sheet thin is half-worked. | GOST 5582-75 | 740 | 12 | ||||
| Sheet thin is half-worked. | GOST 4986-79 | 740 | 3–5 |
Standards
| Standard | Description |
|---|---|
| GOST 5632-72 |
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Fe | % | Iron |
| Si | % | Silicon |
| Mn | % | Manganese |
| Cr | % | Chrome |
| Ti | % | Titan |
| Ni | % | Nickel |
| P | % | Phosphorus |
| C | % | Carbon |
| S | % | Sulfur |
Description of mechanical properties
| Parameter | Units of measurement | Description |
|---|---|---|
| $$\sigma _{U}$$ | $$MPa$$ | Ultimate tensile strength |
| $$\epsilon_L$$ | % | Elongation at break (longitudinal) |