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CF3A

ACI/CAST
GRADE
CAST ASTM CAST EN/DIN CAST UNS WROUGHT
UNS
WROUGHT
GRADE
CF3A A351 - J92500 - -
CHEMICAL COMPOSITION (wt%, TYPICAL VALUES)
C Cr Ni Mo Other PREn
<0.03 18.0 10.0 <0.5 -
CASTINGS MINIMUM MECHANICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Rp0.2[MPa] Rm [MPa] A % Hardness [HB] Impact [J]
240 530 35 150-200 120
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, (δ ferrite) 7.75 16 15 500 -
WORKING CONDITIONS / FABRICATION
Heat Treatment Weldability Machinability [100 = CF8M] Patternmaker’s Shrinkage [%]
Solution Annealing Excellent 2.6
Categoria: Austenitic
ACI/CAST
GRADE
CF3A
CAST ASTM A351
CAST EN/DIN -
CAST UNS J92500
WROUGHT
UNS
-
WROUGHT
GRADE
-
CHEMICAL COMPOSITION (wt%, TYPICAL VALUES)
C <0.03
Cr 18.0
Ni 10.0
Mo <0.5
Other -
PREn
CASTINGS MINIMUM MECHANICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Rp0.2[MPa] 240
Rm [MPa] 530
A % 35
Hardness [HB] 150-200
Impact [J] 120
PHYSICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Microstructure Austenitic, (δ ferrite)
ρ [kg/dm3] 7.75
α [μm/m∙K] (20 - 100 °C) 16
K [W/m∙K] 15
Cp [J/kg∙K] 500
Melting ΔT [°C] -
WORKING CONDITIONS / FABRICATION
Heat Treatment Solution Annealing
Weldability Excellent
Machining
Patternmaker’s Shrinkage [%] 2.6

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