35Cr/45NiMA - Fondinox

ACI/CAST GRADE	CAST ASTM	CAST EN/DIN	CAST UNS	WROUGHT UNS	WROUGHT GRADE
35Cr/45NiMA	–	GX40NiCrNbSiTi45-35	–	–	–

CHEMICAL COMPOSITION (wt%, TYPICAL VALUES)
C	Cr	Ni	Si	Other
0.40	35.0	45.0	1.8	1.0Nb, Ti

CASTINGS MINIMUM MECHANICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Rp_0.2[MPa]	Rm [MPa]	A %	Hardness [HB]	Impact [J]
220	440	8	–	–

CREEP LIMIT
Creep limit 1% 10.000 hours MPa at °C						Creep strength for 100.000 hours MPa at °C
600	700	800	900	1000	1100	600	700	800	900	1000	1100
–	72	53	27	16	6	–	65	47	26	14	5

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, Carbides	8.10	–	–	–	–

WORKING CONDITIONS / FABRICATION
Heat Treatment	Max working T in air [°C]	Machinability [100 = CF8M]	Patternmaker’s Shrinkage [%]
As Cast	1150	–	2.3

CHEMICAL COMPOSITION (wt%, TYPICAL VALUES)
Categoria:	Nickel and Cobalt Base
ACI/CAST GRADE	35Cr/45NiMA
CAST ASTM	–
CAST EN/DIN	GX40NiCrNbSiTi45-35
CAST UNS	–
WROUGHT UNS	–
WROUGHT GRADE	–
C	0.40
Cr	35.0
Ni	45.0
Si	1.8
Other	1.0Nb, Ti
CASTINGS MINIMUM MECHANICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Rp_0.2[MPa]	220
Rm [MPa]	440
A %	8
Hardness [HB]	–
Impact [J]	–
CREEP LIMIT
Creep limit 1% 10.000 hours MPa at °C
600	–
700	72
800	53
900	27
1000	16
1100	6
Creep strength for 100.000 hours MPa at °C
600	–
700	65
800	47
900	26
1000	14
1100	5
PHYSICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Microstructure	Austenitic, Carbides
ρ [kg/dm³]	8.10
α [μm/m∙K] (20 – 100 °C)	–
K [W/m∙K]	–
Cp [J/kg∙K]	–
Melting ΔT [°C]	–
WORKING CONDITIONS / FABRICATION
Heat Treatment	As Cast
Max working T in air [°C]	1150
Machining	–
Patternmaker’s Shrinkage [%]	2.3