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N7M

ACI/CAST
GRADE
CAST ASTM CAST EN/DIN CAST UNS WROUGHT
UNS
WROUGHT
GRADE
N7M A494 2.4617 NiMo28 N30007 N10001 -
CHEMICAL COMPOSITION (wt%, TYPICAL VALUES)
C Cr Ni Mo Other PREn
<0.07 <1.0 Bal. 31.5 Fe<3.0 -
CASTINGS MINIMUM MECHANICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Rp0.2[MPa] Rm [MPa] A % Hardness [HB] Impact [J]
275 525 20 160-230 60
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, (Intermetallics) 9.22 - 11.1 377 1370-1418
WORKING CONDITIONS / FABRICATION
Heat Treatment Weldability Machinability [100 = CF8M] Patternmaker’s Shrinkage [%]
Solution Annealing Satisfactory 44 1.8
Categoria: Nickel Base
ACI/CAST
GRADE
N7M
CAST ASTM A494
CAST EN/DIN 2.4617 NiMo28
CAST UNS N30007
WROUGHT
UNS
N10001
WROUGHT
GRADE
-
CHEMICAL COMPOSITION (wt%, TYPICAL VALUES)
C <0.07
Cr <1.0
Ni Bal.
Mo 31.5
Other Fe<3.0
PREn -
CASTINGS MINIMUM MECHANICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Rp0.2[MPa] 275
Rm [MPa] 525
A % 20
Hardness [HB] 160-230
Impact [J] 60
PHYSICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Microstructure Austenitic, (Intermetallics)
ρ [kg/dm3] 9.22
α [μm/m∙K] (20 - 100 °C) -
K [W/m∙K] 11.1
Cp [J/kg∙K] 377
Melting ΔT [°C] 1370-1418
WORKING CONDITIONS / FABRICATION
Heat Treatment Solution Annealing
Weldability Satisfactory
Machining 44
Patternmaker’s Shrinkage [%] 1.8

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