68NHVKTYU (EP578)
for the elastic sensing elements, operating at temperatures from -196 to 500 degrees C
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Precision alloys | With preset elastic properties |
Chemical composition
| Standard | Fe, % | Si, % | B, % | Mn, % | Co, % | Cr, % | Ti, % | Cu, % | Ni, % | V, % | Al, % | Ce, % | P, % | C, % | S, % | Nb, % | W, % |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| GOST 10994-74 | < 1 | < 0.4 | < 0.003 | < 0.4 | 5.5–6.7 | 18–20 | 2.7–3.2 | < 0.07 | 55.402–63.5 | < 0.2 | 1.3–1.8 | < 0.05 | < 0.015 | < 0.05 | < 0.01 | < 0.2 | 9–10.5 |
Information on suppliers
Mechanical properties at 20 °C
| Rolling | Standard | Size, mm | Tension | Classifiers | $$\sigma _{U}$$, $$MPa$$ | Treatment |
|---|---|---|---|---|---|---|
| GOST 10994-74 | 1375–1570 |
Standards
| Standard | Description |
|---|---|
| GOST 10994-74 | |
| TU 14-1-4470-88 |
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Fe | % | Iron |
| Si | % | Silicon |
| B | % | Bor |
| Mn | % | Manganese |
| Co | % | Cobalt |
| Cr | % | Chrome |
| Ti | % | Titan |
| Cu | % | Copper |
| Ni | % | Nickel |
| V | % | Vanadium |
| Al | % | Aluminium |
| Ce | % | Cerium |
| P | % | Phosphorus |
| C | % | Carbon |
| S | % | Sulfur |
| Nb | % | Niobium |
| W | % | Tungsten |
Description of mechanical properties
| Parameter | Units of measurement | Description |
|---|---|---|
| $$\sigma _{U}$$ | $$MPa$$ | Ultimate tensile strength |