α⋅106
K−1
ρ
kgm3
R⋅10−6
Ω⋅m
σU
MPa
σY
MPa
Hc
A/m
μmax
MH/m
B1000
T

Alloy 33N2X

No foreign analogues

It is used for the manufacture of structural parts and pipelines operating at low temperatures; TKLR * 1,000,000 in the temperature range from -258 to +20 and from +20 to +100 ºC no more than 1.0−2.0 [1 / ºC]

Classification

Country	Section	Category
Country	Section	Category
CIS, Russia, Ukraine	Precision alloys	With given TCLE

Chemical composition

Standard	Fe, %	Si, %	Mg, %	Ca, %	Mn, %	Cr, %	Cu, %	Ni, %	Al, %	C, %	S, %
Standard	Fe, %	Si, %	Mg, %	Ca, %	Mn, %	Cr, %	Cu, %	Ni, %	Al, %	C, %	S, %
GOST 10994-74	63.075–65.8	< 0.18	< 0.05	< 0.025	0.2–0.4	1.5–2.3	< 0.05	32.5–33.8	< 0.05	< 0.05	< 0.02

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Physical characteristics

Temperature, °C	$\alpha\cdot 10^{6}$ , $K^{-1}$	$\rho$ , $\frac{kg}{m^3}$	$R\cdot 10^{-6}$ , $\Omega\cdot m$	Cp, Дж/кг·К
Temperature, °C	$\alpha\cdot 10^{6}$ , $K^{-1}$	$\rho$ , $\frac{kg}{m^3}$	$R\cdot 10^{-6}$ , $\Omega\cdot m$	Cp, Дж/кг·К
20	9.4	8200	600	460

Mechanical properties at 20 °C

Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\sigma_{Y}$ , $MPa$	d5, %	Treatment
Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\sigma_{Y}$ , $MPa$	d5, %	Treatment
Tape	GOST 14086-68	100	Transverse		700	300	25–30

Magnetic properties

Rolling	$H_c$ , $A/m$	$\mu_{max}$ , $MH/m$	$B_{1000}$ , $T$
Rolling	$H_c$ , $A/m$	$\mu_{max}$ , $MH/m$	$B_{1000}$ , $T$
Tape	0.12	7000	14000

Brinell hardness number

Rolling	Standard	Classifiers	Value, HBW
Rolling	Standard	Classifiers	Value, HBW
Tape	GOST 14086-68		140–160

Casting and technological parameters

melting point, °C
melting point, °C
1450

Limit operating modes

Standard	Температура, °C
Standard	Температура, °C
GOST 10994-74	< 150

Heat Treatment Modes

Treatment
Treatment
Quenching, with first fast and then slow cooling

Properties

Property
Property
After heat treatment, the alloy is sensitive to mechanical stresses, which, depending on the value, can lead to irreversible deterioration

Standards

Standard	Description
Standard	Description
GOST 10994-74

Description of chemical elements

Element	Units of measurement	Description
Element	Units of measurement	Description
Fe	%	Iron
Si	%	Silicon
Mg	%	Magnesium
Ca	%	Calcium
Mn	%	Manganese
Cr	%	Chrome
Cu	%	Copper
Ni	%	Nickel
Al	%	Aluminium
C	%	Carbon
S	%	Sulfur

Description of physical characteristics

Parameter	Units of measurement	Description
Parameter	Units of measurement	Description
Cp	Дж/кг·К	Specific heat of material
$\alpha\cdot 10^{6}$	$K^{-1}$	Coefficient of thermal (linear) expansion (range 20°C–T)
$\rho$	$\frac{kg}{m^3}$	The density of the material
$R\cdot 10^{-6}$	$\Omega\cdot m$	Electrical resistivity

Description of mechanical properties

Parameter	Units of measurement	Description
Parameter	Units of measurement	Description
d5	%	Elongation at break
$\sigma_{Y}$	$MPa$	Yield strength
$\sigma _{U}$	$MPa$	Ultimate tensile strength

Description of magnetic properties

Parameter	Units of measurement	Description
Parameter	Units of measurement	Description
$H_c$	$A/m$	Magnetic coercivity (not more)
$\mu_{max}$	$MH/m$	Magnetic permeability (not more)
$B_{1000}$	$T$	Magnetic induction (not less) in a magnetic field while magnetic field strength is 1000 A/m

Description of the casting and technological parameters

Parameter	Units of measurement	Description
Parameter	Units of measurement	Description
melting point	°C	The temperature at which solid crystalline body makes the transition to the liquid state and Vice versa