2.4668 (NiCr19Fe19Nb5Mo3)

Classification

Country	Section	Category
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, %	Ti, %	Cu, %	Ni, %	Al, %	P, %	C, %	S, %	Mo, %
Standard	Fe, %	Si, %	B, %	Mn, %	Co, %	Cr, %	Ti, %	Cu, %	Ni, %	Al, %	P, %	C, %	S, %	Mo, %
DIN 17744	16.684–29.278	< 0.35	0.002–0.006	< 0.35	< 1	17–21	0.6–1.2	< 0.3	42.406–62.594	0.3–0.7	< 0.015	0.02–0.08	< 0.015	2.8–3.3

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Mechanical properties at 20 °C

Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\sigma_{0.2}$ , $MPa$	$\epsilon_L$ , %	Treatment
Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\sigma_{0.2}$ , $MPa$	$\epsilon_L$ , %	Treatment
				solution annealing	1230	1030	12

Analogues

CIS, Russia, Ukraine	USA
CIS, Russia, Ukraine	USA
ХН55МТЮБ	N07718

Standards

Standard	Description
Standard	Description
DIN 17744
DIN EN 10302:2008
DIN EN 4376:2016
DIN EN 4377:2016

Description of chemical elements

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

Description of mechanical properties

Parameter	Units of measurement	Description
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)