EP635
Classification
| Country |
Section |
Category |
| CIS, Russia, Ukraine |
Heat resistant steels and alloys |
Heat resistant high alloy steel |
Chemical composition
| Standard |
Fe, % |
Si, % |
Mn, % |
Co, % |
Cr, % |
Ti, % |
Ni, % |
V, % |
P, % |
C, % |
S, % |
Mo, % |
W, % |
|---|
|
48.54–55.3 |
< 0.4 |
< 0.4 |
25–27 |
< 0.3 |
0.2–0.3 |
< 0.4 |
0.5–1.5 |
< 0.03 |
< 0.1 |
< 0.03 |
< 1 |
19–20 |
Information on suppliers
Physical characteristics
| Temperature, °C |
$$E\cdot 10^{9}$$, $$MPa$$ |
$$\alpha\cdot 10^{6}$$, $$K^{-1}$$ |
$$\rho$$, $$\frac{kg}{m^3}$$ |
|---|
| 20 |
2.2 |
8.5 |
8150 |
Mechanical properties at 20 °C
| Rolling |
Standard |
Size, mm |
Tension |
Classifiers |
$$\sigma _{U}$$, $$MPa$$ |
$$\sigma_{Y}$$, $$MPa$$ |
δ, % |
Treatment |
|---|
| Tape |
GOST 10994-74 |
1 |
Transverse |
raw, cold rolling, thin, Transverse |
> 500 |
> 345 |
> 1 |
|
Magnetic properties
| Rolling |
$$\mu_{max}$$, $$MH/m$$ |
$$P_{1.5/50}$$, $$W/kg$$ |
|---|
| Tape |
> 3500 |
> 2.5 |
Brinell hardness number
| Rolling |
Standard |
Classifiers |
Value, HBW |
| Tape |
GOST 10994-74 |
raw, cold rolling, thin, Transverse |
> 210 |
Critical point temperatures
Properties
| Property |
|---|
| Magnetostrictive Alloy |
Description of chemical elements
| Element |
Units of measurement |
Description |
| Fe |
% |
Iron |
| Si |
% |
Silicon |
| Mn |
% |
Manganese |
| Co |
% |
Cobalt |
| Cr |
% |
Chrome |
| Ti |
% |
Titan |
| Ni |
% |
Nickel |
| V |
% |
Vanadium |
| P |
% |
Phosphorus |
| C |
% |
Carbon |
| S |
% |
Sulfur |
| Mo |
% |
Molybdenum |
| W |
% |
Tungsten |
Description of physical characteristics
| Parameter |
Units of measurement |
Description |
| $$E\cdot 10^{9}$$ |
$$MPa$$ |
Elastic modulus |
| $$\alpha\cdot 10^{6}$$ |
$$K^{-1}$$ |
Coefficient of thermal (linear) expansion (range 20°C–T) |
| $$\rho$$ |
$$\frac{kg}{m^3}$$ |
The density of the material |
Description of mechanical properties
| Parameter |
Units of measurement |
Description |
| δ |
% |
Elongation after rupture |
| $$\sigma_{Y}$$ |
$$MPa$$ |
Yield strength |
| $$\sigma _{U}$$ |
$$MPa$$ |
Ultimate tensile strength |
Description of magnetic properties
| Parameter |
Units of measurement |
Description |
| $$\mu_{max}$$ |
$$MH/m$$ |
Magnetic permeability (not more) |
| $$P_{1.5/50}$$ |
$$W/kg$$ |
Specific magnetic losses (no more) while the magnetic induction is 1.5 T and frequency is 50 Hz |
Description of temperatures of critical points
| Parameter |
Units of measurement |
Description |
| Ac1 |
K |
|