ACI/CAST
GRADE
CAST ASTM CAST EN/DIN CAST UNS WROUGHT
UNS
WROUGHT
GRADE
1.4818 S30415 153MA®
CHEMICAL COMPOSITION (wt%, TYPICAL VALUES)
C Cr Ni Mo Other PREn
0.05 18.5 9.5 Ce
CASTINGS MINIMUM MECHANICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Rp0.2[MPa] Rm [MPa] A % Hardness [HB] Impact [J]
250 510 20
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 7.75
WORKING CONDITIONS / FABRICATION
Heat Treatment Weldability Machinability [100 = CF8M] Patternmaker’s Shrinkage [%]
As Cast Very Good 2.4
Categoria: Outokumpu Oy
ACI/CAST
GRADE
CAST ASTM
CAST EN/DIN 1.4818
CAST UNS S30415
WROUGHT
UNS
WROUGHT
GRADE
153MA®
CHEMICAL COMPOSITION (wt%, TYPICAL VALUES)
C 0.05
Cr 18.5
Ni 9.5
Mo
Other Ce
PREn
CASTINGS MINIMUM MECHANICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Rp0.2[MPa] 250
Rm [MPa] 510
A % 20
Hardness [HB]
Impact [J]
PHYSICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Microstructure Austenitic, Carbides
ρ [kg/dm3] 7.75
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
Weldability Very Good
Machining
Patternmaker’s Shrinkage [%] 2.4

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