ACI/CAST
GRADE
CAST ASTM CAST EN/DIN CAST UNS WROUGHT
UNS
WROUGHT
GRADE
M25S A494 2.4367 N24025 Monel K-500
CHEMICAL COMPOSITION (wt%, TYPICAL VALUES)
C Cr Ni Mo Other PREn
<0.25 Bal. 30.0Cu, Fe<3.5, 4.0Si
CASTINGS MINIMUM MECHANICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Rp0.2[MPa] Rm [MPa] A % Hardness [HB] Impact [J]
415 690 >300
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) 8.36
WORKING CONDITIONS / FABRICATION
Heat Treatment Weldability Machinability [100 = CF8M] Patternmaker’s Shrinkage [%]
Annealing, (Precipitation Hardening) Usually Unsatisfactory 1.8
Categoria: Nickel Base
ACI/CAST
GRADE
M25S
CAST ASTM A494
CAST EN/DIN 2.4367
CAST UNS N24025
WROUGHT
UNS
WROUGHT
GRADE
Monel K-500
CHEMICAL COMPOSITION (wt%, TYPICAL VALUES)
C <0.25
Cr
Ni Bal.
Mo
Other 30.0Cu, Fe<3.5, 4.0Si
PREn
CASTINGS MINIMUM MECHANICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Rp0.2[MPa] 415
Rm [MPa] 690
A %
Hardness [HB] >300
Impact [J]
PHYSICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Microstructure Austenitic, (Intermetallics)
ρ [kg/dm3] 8.36
α [μm/m∙K] (20 – 100 °C)
K [W/m∙K]
Cp [J/kg∙K]
Melting ΔT [°C]
WORKING CONDITIONS / FABRICATION
Heat Treatment Annealing, (Precipitation Hardening)
Weldability Usually Unsatisfactory
Machining
Patternmaker’s Shrinkage [%] 1.8

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