E⋅109
MPa
α⋅106
K−1
ρ
kgm3
σU
MPa
σY
MPa
μmax
MH/m
P1.5/50
W/kg

EP635

Classification

Country	Section	Category
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, %
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

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Physical characteristics

Temperature, °C	$E\cdot 10^{9}$ , $MPa$	$\alpha\cdot 10^{6}$ , $K^{-1}$	$\rho$ , $\frac{kg}{m^3}$
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
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	$\mu_{max}$ , $MH/m$	$P_{1.5/50}$ , $W/kg$
Rolling	$\mu_{max}$ , $MH/m$	$P_{1.5/50}$ , $W/kg$
Tape	> 3500	> 2.5

Brinell hardness number

Rolling	Standard	Classifiers	Value, HBW
Rolling	Standard	Classifiers	Value, HBW
Tape	GOST 10994-74	raw, cold rolling, thin, Transverse	> 210

Critical point temperatures

Ac₁, K
Ac₁, K
950

Properties

Property
Property
Magnetostrictive Alloy

Description of chemical elements

Element	Units of measurement	Description
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
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
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
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
Parameter	Units of measurement	Description
Ac₁	K