Alloy 401
Equivalent designations
UNS N04401
Chemical composition
%
Ni
Cu
Fe
C
Mn
Si
S
Co
min
40.0
balance
max
45.0
0.75
0.10
2.25
0.25
0.015
0.25
Physical properties
Density
8.91 g/cm3
Melting range
1280℃
Features: Monel 401 has a very low temperature coefficient of resistance and medium-range electrical resistivity. It is used in specialized electrical and electronic applications.
Applications: Wire-wound precision resistors and bi-metal contacts.