AISI 310S - Fondinox

ACI/CAST GRADE	CAST ASTM	CAST EN/DIN	CAST UNS	WROUGHT UNS	WROUGHT GRADE
AISI 310S	–	1.4840 GX15CrNi25-20	J94302	–	–

CHEMICAL COMPOSITION (wt%, TYPICAL VALUES)
C	Cr	Ni	Si	Other
<0.08	25.0	20.5	<1.5	–

CASTINGS MINIMUM MECHANICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Rp_0.2[MPa]	Rm [MPa]	A %	Hardness [HB]	Impact [J]
210	500	35	–	–

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
–	53	32	16	7	2	–	42	29	15	5.5	–

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	7.85	15.8	14.2	–	–

WORKING CONDITIONS / FABRICATION
Heat Treatment	Max working T in air [°C]	Machinability [100 = CF8M]	Patternmaker’s Shrinkage [%]
As Cast	1025	–	2.3

CHEMICAL COMPOSITION (wt%, TYPICAL VALUES)
Categoria:	Fe-Cr-Ni
ACI/CAST GRADE	AISI 310S
CAST ASTM	–
CAST EN/DIN	1.4840 GX15CrNi25-20
CAST UNS	J94302
WROUGHT UNS	–
WROUGHT GRADE	–
C	<0.08
Cr	25.0
Ni	20.5
Si	<1.5
Other	–
CASTINGS MINIMUM MECHANICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Rp_0.2[MPa]	210
Rm [MPa]	500
A %	35
Hardness [HB]	–
Impact [J]	–
CREEP LIMIT
Creep limit 1% 10.000 hours MPa at °C
600	–
700	53
800	32
900	16
1000	7
1100	2
Creep strength for 100.000 hours MPa at °C
600	–
700	42
800	29
900	15
1000	5.5
1100	–
PHYSICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Microstructure	Austenitic, Carbides
ρ [kg/dm³]	7.85
α [μm/m∙K] (20 – 100 °C)	15.8
K [W/m∙K]	14.2
Cp [J/kg∙K]	–
Melting ΔT [°C]	–
WORKING CONDITIONS / FABRICATION
Heat Treatment	As Cast
Max working T in air [°C]	1025
Machining	–
Patternmaker’s Shrinkage [%]	2.3