CN3MN - Fondinox

ACI/CAST GRADE	CAST ASTM	CAST EN/DIN	CAST UNS	WROUGHT UNS	WROUGHT GRADE
CN3MN	A351, A743, A744	–	J94651	N08367	AL6XN®

CHEMICAL COMPOSITION (wt%, TYPICAL VALUES)
C	Cr	Ni	Mo	Other	PREn
<0.025	21.0	24.5	6.3	0.5Cu, 0.23N

CASTINGS MINIMUM MECHANICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Rp_0.2[MPa]	Rm [MPa]	A %	Hardness [HB]	Impact [J]
260	550	35	150-210	120

PHYSICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Microstructure	ρ [kg/dm³]	α [μm/m∙K] (20 – 100 °C)	K [W/m∙K]	Cp [J/kg∙K]	Melting ΔT [°C]
Austenitic	8.0	–	11.8	460	1340

WORKING CONDITIONS / FABRICATION
Heat Treatment	Weldability	Machinability [100 = CF8M]	Patternmaker’s Shrinkage [%]
Solution Annealing	Excellent	–	2.6

CHEMICAL COMPOSITION (wt%, TYPICAL VALUES)
Categoria:	Superaustenitic
ACI/CAST GRADE	CN3MN
CAST ASTM	A351, A743, A744
CAST EN/DIN	–
CAST UNS	J94651
WROUGHT UNS	N08367
WROUGHT GRADE	AL6XN®
C	<0.025
Cr	21.0
Ni	24.5
Mo	6.3
Other	0.5Cu, 0.23N
PREn
CASTINGS MINIMUM MECHANICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Rp_0.2[MPa]	260
Rm [MPa]	550
A %	35
Hardness [HB]	150-210
Impact [J]	120
PHYSICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Microstructure	Austenitic
ρ [kg/dm³]	8.0
α [μm/m∙K] (20 – 100 °C)	–
K [W/m∙K]	11.8
Cp [J/kg∙K]	460
Melting ΔT [°C]	1340
WORKING CONDITIONS / FABRICATION
Heat Treatment	Solution Annealing
Weldability	Excellent
Machining	–
Patternmaker’s Shrinkage [%]	2.6