08H15N5D2TU (08H15N5D2TU-SH, EP410U, EP410U-Sh, 08H15N5D2TU-VD, EP410U-VD)
for the manufacture of parts of aviation equipment units
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Corrosion-resistant alloys and steels | Corrosion-resistant heat-resistant steel |
Chemical composition
| Standard | Fe, % | Si, % | Mn, % | Cr, % | Ti, % | Cu, % | Ni, % | P, % | C, % | S, % |
|---|---|---|---|---|---|---|---|---|---|---|
| TU 14-1-744 - 73 | 75.132–79.92 | < 0.7 | < 1 | 13.5–14.6 | 0.03–0.15 | 1.75–2.5 | 4.8–5.8 | < 0.02 | < 0.08 | < 0.018 |
Information on suppliers
Mechanical properties at 20 °C
| Rolling | Standard | Size, mm | Tension | Classifiers | $$\sigma _{U}$$, $$MPa$$ | $$\sigma_{Y}$$, $$MPa$$ | $$\psi$$, % | $$KCU\cdot 10^{3}$$, $$\frac{J}{m^2}$$ | d5, % | Treatment |
|---|---|---|---|---|---|---|---|---|---|---|
| Rod | TU 14-1-744 - 73 | Ø 80 | 1080 | 785 | 55 | 1200 | 10 | Quenching 950oC, cooling air |
Standards
| Standard | Description |
|---|---|
| TU 14-1-744 - 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 |
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 |
| $$KCU\cdot 10^{3}$$ | $$\frac{J}{m^2}$$ | Impact toughness |