Bimetallic alloy 5J1480 strip(Ni22Cr3/Ni36)
Composition
|
Grade
|
5J1480
|
|
High expansion layer
|
Ni22Cr3
|
|
Low expansion layer
|
Ni36
|
Chemical composition(%)
|
Grade
|
C
|
Si
|
Mn
|
P
|
S
|
Ni
|
Cr
|
Cu
|
Fe
|
|
Ni36
|
≤0.05
|
≤0.3
|
≤0.6
|
≤0.02
|
≤0.02
|
35~37
|
-
|
-
|
Bal.
|
|
Grade
|
C
|
Si
|
Mn
|
P
|
S
|
Ni
|
Cr
|
Cu
|
Fe
|
|
Ni22Cr3
|
≤0.35
|
0.15~0.3
|
0.3~0.6
|
≤0.02
|
≤0.02
|
21~23
|
2.0~4.0
|
-
|
Bal.
|
Typical Physical properties
Density (g/cm3)
|
8.2
|
|
Electrical resistivity at 20ºC(mm2/m)
|
0.8±5%
|
|
Thermal conductivity, λ/ W/(m*ºC)
|
22
|
|
Elastic Modulus, E/ Gpa
|
147~177
|
|
Bending K / 10-6 ºC-1(20~135ºC)
|
14.3
|
|
Temperature bending rate F/(20~130ºC)10-6ºC-1
|
26.2%±5%
|
|
Allowable temperature (ºC)
|
-70~ 350
|
|
Linear temperature (ºC)
|
-20~ 180
|