σU
MPa
σ0.2
MPa
ϵL
KVL
J

1.4477 (X2CrNiMoN29-7-2)

Classification

Country	Section	Category
Country	Section	Category
Germany	Stainless and Heat Resisting Steels	Stainless Steel with Ni > = 2.5% with Mo but without Nb and Ti

Chemical composition

Standard	Fe, %	Si, %	Mn, %	Cr, %	Cu, %	Ni, %	P, %	C, %	S, %	Mo, %	N, %
Standard	Fe, %	Si, %	Mn, %	Cr, %	Cu, %	Ni, %	P, %	C, %	S, %	Mo, %	N, %
	56.625–63.6	< 0.5	0.8–1.5	28–30	< 0.8	5.8–7.5	< 0.03	< 0.03	< 0.015	1.5–2.6	0.3–0.4

Information on suppliers

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Mechanical properties at 20 °C

Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\sigma_{0.2}$ , $MPa$	$\epsilon_L$ , %	$KV_{L}$ , $J$	Treatment
Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\sigma_{0.2}$ , $MPa$	$\epsilon_L$ , %	$KV_{L}$ , $J$	Treatment
				annealing, soft	750–1050	550–650	20–25
								100

Brinell hardness number

Rolling	Standard	Classifiers	Value, HBW
Rolling	Standard	Classifiers	Value, HBW
		annealing, soft	310

Analogues

USA
USA
X2CrNiMoN29-7-2

Standards

Standard	Description
Standard	Description
DIN EN 10088-1:2014
DIN EN 10088-2:2014
DIN EN 10088-3:2014
DIN EN 10088-4:2009
DIN EN 10088-5:2009
DIN EN 10297-2:2005
ASME SA / EN 10088-2
ASME SA / EN 10088-3

Description of chemical elements

Element	Units of measurement	Description
Element	Units of measurement	Description
Fe	%	Iron
Si	%	Silicon
Mn	%	Manganese
Cr	%	Chrome
Cu	%	Copper
Ni	%	Nickel
P	%	Phosphorus
C	%	Carbon
S	%	Sulfur
Mo	%	Molybdenum
N	%	Nitrogen

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)
$KV_{L}$	$J$	Impact energy (longitudinal)