2.4665 (NiCr22Fe18Mo)

Classification

Country	Section	Category
Germany	Alloy DIN 17007−4	Ni Alloys with Co, Cr and Mo Co Alloys with Cr, Ni and Mo

Chemical composition

Standard	Fe, %	Si, %	B, %	Mn, %	Co, %	Cr, %	Cu, %	Ni, %	Al, %	P, %	C, %	S, %	Mo, %	W, %
DIN 17744	17–20	< 1	< 0.01	< 1	0.5–2.5	20.5–23	< 0.5	40.305–53.75	< 0.5	< 0.02	0.05–0.15	< 0.015	8–10	0.2–1

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Physical characteristics

Temperature, °C	$\alpha\cdot 10^{6}$ , $K^{-1}$	$\varkappa$ , $\frac{W}{m\cdot K}$	$\rho$ , $\frac{kg}{m^3}$	$c\cdot 10^{-3}$ , $\frac{J}{kg\cdot K}$	$R\cdot 10^{-6}$ , $\Omega\cdot m$
20		12	8300	0.42	1.15
100		13
200	14.2
300	14.2
400	14.2
500		19
600	14.6
700		24
800	15.5

Mechanical properties at 20 °C

Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\sigma_{0.2}$ , $MPa$	$\epsilon_L$ , %	Treatment
				solution annealing	690	270	30

Analogues

USA	CIS, Russia, Ukraine
N06002	NiCr22Fe18Mo

Standards

Standard	Description
DIN 17744
DIN EN 10302:2008

Description of chemical elements

Element	Units of measurement	Description
Fe	%	Iron
Si	%	Silicon
B	%	Bor
Mn	%	Manganese
Co	%	Cobalt
Cr	%	Chrome
Cu	%	Copper
Ni	%	Nickel
Al	%	Aluminium
P	%	Phosphorus
C	%	Carbon
S	%	Sulfur
Mo	%	Molybdenum
W	%	Tungsten

Description of physical characteristics

Parameter	Units of measurement	Description
$\alpha\cdot 10^{6}$	$K^{-1}$	Coefficient of thermal (linear) expansion (range 20°C–T)
$\varkappa$	$\frac{W}{m\cdot K}$	Coefficient of thermal conductivity (the heat capacity of the material)
$\rho$	$\frac{kg}{m^3}$	The density of the material
$c\cdot 10^{-3}$	$\frac{J}{kg\cdot K}$	The specific heat of the material (range 20°C–T)
$R\cdot 10^{-6}$	$\Omega\cdot m$	Electrical resistivity

Description of mechanical properties

Parameter	Units of measurement	Description
$\sigma_{0.2}$	$MPa$	Tensile stress required to produce a total elongation of 0.2%
$\sigma _{U}$	$MPa$	Ultimate tensile strength
$\epsilon_L$	%	Elongation at break (longitudinal)