The Nickel-Copper alloy wire used mainly for its medium range electrical resistivity and very low temperature-coefficient of resistance.
Applications include power resistors, shunts, thermocouples and wire-wound precision resistors having operating temperatures up to 400 degree.
|
Constantan 6J40 |
New Constantan |
Manganin |
Manganin |
Manganin |
6J11 |
6J12 |
6J8 |
6J13 |
Main Chemical Elements % |
Mn |
1~2 |
10.5~12.5 |
11~13 |
8~10 |
11~13 |
Ni |
39~41 |
- |
2~3 |
- |
2~5 |
Cu |
REST |
REST |
REST |
REST |
REST |
|
|
Al2.5~4.5 Fe1.0~1.6 |
|
Si1~2 |
|
Temperature Range for Components |
5~500 |
5~500 |
5~45 |
10~80 |
10~80 |
Density |
8.88 |
8 |
8.44 |
8.7 |
8.4 |
g/cm3 |
Resistivity |
0.48 |
0.49 |
0.47 |
0.35 |
0.44 |
μΩ.m,20 |
±0.03 |
±0.03 |
±0.03 |
±0.05 |
±0.04 |
Extensibility |
≥15 |
≥15 |
≥15 |
≥15 |
≥15 |
%Φ0.5 |
Resistance |
-40~+40 |
-80~+80 |
-3~+20 |
-5~+10 |
0~+40 |
Temperature |
Quotiety |
α,10 -6 / |
Thermoelectromotive |
45 |
2 |
1 |
2 |
2 |
force to Copper |
μv/(0~100) |