Alloy 32NK- (Alloy 32NKA)

No foreign analogues

Used in compounds with soft glass; for parts with a polished surface; TKLR * 1,000,000 in the temperature range from -60 to +20 and from +20 to +100 ºC no more than 1.5 [1 / ºC].

Classification

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

Chemical composition

Standard	Si, %	Mn, %	Co, %	Cr, %	Ni, %	P, %	C, %	S, %
Standard	Si, %	Mn, %	Co, %	Cr, %	Ni, %	P, %	C, %	S, %
GOST 10994-74	< 0.3	< 0.4	3.7–4.7	< 0.1	31.5–33	< 0.02	< 0.03	< 0.02

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Physical characteristics

Temperature, °C	$E\cdot 10^{9}$ , $MPa$	$\rho$ , $\frac{kg}{m^3}$	$R\cdot 10^{-6}$ , $\Omega\cdot m$
Temperature, °C	$E\cdot 10^{9}$ , $MPa$	$\rho$ , $\frac{kg}{m^3}$	$R\cdot 10^{-6}$ , $\Omega\cdot m$
20	142	8200	500

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 2170-16	<2.0	Transverse		850–900	350–400	15–20

Brinell hardness number

Rolling	Standard	Classifiers	Value, HBW
Rolling	Standard	Classifiers	Value, HBW
Tape	GOST 2170-16		180–200

Casting and technological parameters

melting point, °C
melting point, °C
1450

Analogues

Russia
Russia
Сплав ЭП475

Standards

Standard	Description
Standard	Description
GOST 10994-74

Description of chemical elements

Element	Units of measurement	Description
Element	Units of measurement	Description
Si	%	Silicon
Mn	%	Manganese
Co	%	Cobalt
Cr	%	Chrome
Ni	%	Nickel
P	%	Phosphorus
C	%	Carbon
S	%	Sulfur

Description of physical characteristics

Parameter	Units of measurement	Description
Parameter	Units of measurement	Description
$E\cdot 10^{9}$	$MPa$	Elastic modulus
$\rho$	$\frac{kg}{m^3}$	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 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