High Quality Copper Nickle Resistance Alloy Wire
1. Introduction for spool resistance wire
Sometimes cupro-nickels, there exists a range of different cooper nickel alloys that possess different properties and hence are suited to a range of different applications.
Chemical Composition and Main Property of Cu-Ni Low Resistance Alloy |
Properties\Grade |
CuNi1 |
CuNi2 |
CuNi6 |
CuNi8 |
CuMn3 |
CuNi10 |
Main Chemical Composition |
Ni |
1 |
2 |
6 |
8 |
_ |
10 |
Mn |
_ |
_ |
_ |
_ |
3 |
_ |
Cu |
Bal |
Bal |
Bal |
Bal |
Bal |
Bal |
Max Continuous Service Temperature(ºC) |
200 |
200 |
200 |
250 |
200 |
250 |
Resisivity at 20ºC (Ω*mm²/m) |
0.03 |
0.05 |
0.1 |
0.12 |
0.12 |
0.15 |
Density(g/cm³) |
8.9 |
8.9 |
8.9 |
8.9 |
8.8 |
8.9 |
Thermal Conductivity(α×10-6ºC) |
<100 |
<120 |
<60 |
<57 |
<38 |
<50 |
Tensile Strength(Mpa) |
≥210 |
≥220 |
≥250 |
≥270 |
≥290 |
≥290 |
EMF vs Cu(μVºC)(0~1000ºC) |
-8 |
-12 |
-12 |
-22 |
_ |
-25 |
Approximate Melting Point(ºC) |
1085 |
1090 |
1095 |
1097 |
1050 |
1100 |
Micrographic Structure |
austenite |
austenite |
austenite |
austenite |
austenite |
austenite |
Magnetic Property |
non |
non |
non |
non |
non |
non |
|
Properties\Grade |
CuNi14 |
CuNi19 |
CuNi23 |
CuNi30 |
CuNi34 |
CuNi44 |
Main Chemical Composition |
Ni |
14 |
19 |
23 |
30 |
34 |
44 |
Mn |
0.3 |
0.5 |
0.5 |
1 |
1 |
1 |
Cu |
Bal |
Bal |
Bal |
Bal |
Bal |
Bal |
Max Continuous Service TemperatureºC) |
300 |
300 |
300 |
350 |
350 |
400 |
Resisivity at 20ºC (Ω*mm²/m) |
0.2 |
0.25 |
0.3 |
0.35 |
0.4 |
0.49 |
Density(g/cm³) |
8.9 |
8.9 |
8.9 |
8.9 |
8.9 |
8.9 |
Thermal Conductivity(α×10-6ºC) |
<30 |
<25 |
<16 |
<10 |
<0 |
<-6 |
Tensile Strength(Mpa) |
≥310 |
≥340 |
≥350 |
≥400 |
≥400 |
≥420 |
EMF vs Cu(μVºC)(0~1000ºC) |
-28 |
-32 |
-34 |
-37 |
-39 |
-43 |
Approximate Melting Point(ºC) |
1115 |
1135 |
1150 |
1170 |
1180 |
1280 |
Micrographic Structure |
austenite |
austenite |
austenite |
austenite |
austenite |
austenite |
Magnetic Property |
non |
non |
non |
non |
non |
non |
2. Products and services
1. CE and RoHS cerfication;
2. Small orders are accepted;
3. Factory direct sale;
4. Timely delivery;
5. Samples are available;
3. Features of CuNi resistance alloy wire
1. Good resistance to corrosion;
2. Good malleability performance;
3. Good heating resistance;
4. Easy to be processed and lead welded;
5. Constant resistivity over a wide range of temperatures;
6. Constantan is characterized by good fatigue life and relatively high elongation capability.
4. Applications of CuNi resistance alloy wire
It is suilable for electrical resistors, potentiometers, heating wires, heating cables and underground heating mesh; Braiding and shielding in flexible coaxial cable and communication cable, a variety of audio and video cable, vehicle signal cable, network cable, data transmission cables ang so on.
5. Size
Wire: 0.018mm-10mm
Ribbon: 0.05*0.2mm-2.0*6.0mm
Strip: 0.5*5.0mm-5.0*250mm
Bar: 10-100mm
6. When you inquiry, pls specify the details
1. Material and model of wire
2. Diameter, if strip, thickness and width;
3. Quantity;
4. Special requirement if you have.
Company
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Certification
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Packing and delivery
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Packaging
1) plastic bag + carton box
2) wooden box
Shipping
By express (sample order) or by sea(bulk order)