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 PRODUCTS |
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Nickel Chromium Wire
Materials：Cr20Ni80,Cr15Ni60,GH140
Specifications：φ0.08mm~φ8.0mm
Use： Widely used for industrial stoves, household electrical appliances, far-infrared devices.
Nickel chromium wires major technical performance： |
Just |
Cr20Ni80 |
Cr30Ni70 |
Cr15Ni60 |
Cr20Ni35 |
Cr20Ni30 |
Performance |
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Major chemical components% |
Ni |
Cushion |
Cushion |
55.0～61.0 |
34.0～37.0 |
30.0～34.0 |
Cr |
20.0～23.0 |
28.0～31.0 |
15.0～18.0 |
18.0～21.0 |
18.0～21.0 |
Fe |
≤1.0 |
≤1.0 |
Cushion |
Cushion |
Cushion |
Components maximum use temperature℃ |
1200 |
1250 |
1150 |
1100 |
1100 |
Melting point℃ |
1400 |
1380 |
1390 |
1390 |
1390 |
Densityg/cm3 |
8.40 |
8.10 |
8.20 |
7.90 |
7.90 |
ResistivityμΩ·m，20℃ |
1.09±0.05 |
1.18±0.05 |
1.11±0.05 |
1.04±0.05 |
1.04±0.05 |
Extension rate% |
≥20 |
≥20 |
≥20 |
≥20 |
≥20 |
Than hotJ/g.℃ |
0.440 |
0.461 |
0.494 |
0.500 |
0.500 |
Heat conduction coefficientKJ/m.h℃ |
60.3 |
45.2 |
45.2 |
43.8 |
43.8 |
Linear expansion coefficient a×10-6/℃（20～1000℃） |
18.0 |
17.0 |
17.0 |
19.0 |
19.0 |
Relying organizations |
When |
When |
When |
When |
When |
Magnetic |
Non-magnetic |
Non-magnetic |
Non-magnetic |
Non-magnetic |
Non-magnetic |
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