08H16N9M2 (X16H9M2)
For the production of seamless cold, teplodeformirovannyh, hot-including hot-pressed and hot-reduced pipes for steam boilers and piping systems with high and supercritical steam parameters
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Heat resistant steels and alloys | Heat resistant high alloy steel |
Chemical composition
| Standard | Fe, % | Si, % | Mn, % | Cr, % | Ni, % | P, % | C, % | S, % | Mo, % |
|---|---|---|---|---|---|---|---|---|---|
| TU 14-3Р-55 - 2001 | 68.765–73.5 | < 0.6 | 1–1.5 | 15.5–17 | 8.5–10 | < 0.035 | < 0.08 | < 0.02 | 1.5–2 |
Information on suppliers
Mechanical properties at 20 °C
| Rolling | Standard | Size, mm | Tension | Classifiers | $$\sigma _{U}$$, $$MPa$$ | $$\sigma_{Y}$$, $$MPa$$ | $$\psi$$, % | d5, % | Treatment |
|---|---|---|---|---|---|---|---|---|---|
| Trumpet | TU 14-3Р-55 - 2001 | Longitudinal | 529 | 216–294 | 55 | 35 |
Analogues
| Germany | USA |
|---|---|
| X 4 CrNiMo 17-12-2 | X5CrNiMo17-12-2 |
Standards
| Standard | Description |
|---|---|
| TU 14-3Р-55 - 2001 |
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 |
Description of mechanical properties
| Parameter | Units of measurement | Description |
|---|---|---|
| d5 | % | Elongation at break |
| $$\sigma_{Y}$$ | $$MPa$$ | Yield strength |
| $$\sigma _{U}$$ | $$MPa$$ | Ultimate tensile strength |
| $$\psi$$ | % | Reduction in cross section on fracture |