Precision Alloy 25KFN14
No foreign analogues
It is used for the manufacture of permanent magnets, as well as for the manufacture of the active part of the rotors of hysteresis electric motors, for memory elements of automation and communication control systems, for carriers of magnetic recording of information.
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Precision alloys | Magnetic Hard Precision Alloys |
Chemical composition
| Standard | Fe, % | Si, % | Mn, % | Co, % | Ni, % | V, % | C, % |
|---|---|---|---|---|---|---|---|
| GOST 10994-74 | 54.74–58.5 | < 0.3 | < 0.4 | 24.5–25.5 | 13.5–14.5 | 3.5–4.5 | < 0.06 |
Information on suppliers
Physical characteristics
| Temperature, °C | $$\rho$$, $$\frac{kg}{m^3}$$ |
|---|---|
| 20 | 8180 |
Mechanical properties at 20 °C
| Rolling | Standard | Size, mm | Tension | Classifiers | $$\sigma _{U}$$, $$MPa$$ | $$\sigma_{Y}$$, $$MPa$$ | d5, % | Treatment |
|---|---|---|---|---|---|---|---|---|
| Castings | GOST 10994-74 | 400 | Transverse | raw, fat, Cast, Transverse | 1860–2000 | 800–900 | 2–3 |
Standards
| Standard | Description |
|---|---|
| GOST 10994-74 |
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Fe | % | Iron |
| Si | % | Silicon |
| Mn | % | Manganese |
| Co | % | Cobalt |
| Ni | % | Nickel |
| V | % | Vanadium |
| C | % | Carbon |
Description of physical characteristics
| Parameter | Units of measurement | Description |
|---|---|---|
| $$\rho$$ | $$\frac{kg}{m^3}$$ | The density of the material |
Description of mechanical properties
| Parameter | Units of measurement | Description |
|---|---|---|
| d5 | % | Elongation at break |
| $$\sigma_{Y}$$ | $$MPa$$ | Yield strength |
| $$\sigma _{U}$$ | $$MPa$$ | Ultimate tensile strength |