CuNi10铜镍电阻合金丝具有较低电阻率、良好的机械加工性能、优良焊接性能和耐腐蚀性能，可用于热过载继电器、低阻热断路器、电器关键元件及电热电缆等领域。
产品具有稳定的电阻性能和良好的加工适应性，可按不同线径及电阻要求用于低阻电热和电气保护元件。
铜镍电阻合金主要技术特性
铜镍电热丝直径及性能参数
|
线径(mm) |
截面积(m㎡) |
每米表面积(c㎡/m) |
每米重量(kg/m) |
每千克长度(m/kg) |
CuNI6 |
CuNi10 |
CuNi23 |
CuNi44 |
|
(NC010) |
(NC015) |
(NC030) |
(NC050) |
|||||
|
Ω/m |
Ω/m |
Ω/m |
Ω/m |
|||||
|
0.1 |
0.1 |
3.14 |
0.000069865 |
14313.32 |
12.739 |
19.108 |
38.217 |
62.42 |
|
0.12 |
0.12 |
3.77 |
0.000100606 |
9939.8 |
8.846 |
13.27 |
26.539 |
43.347 |
|
0.15 |
0.15 |
4.71 |
0.000157196 |
6361.47 |
5.662 |
8.493 |
16.985 |
27.742 |
|
0.17 |
0.17 |
5.34 |
0.00020191 |
6952.71 |
4.408 |
6.612 |
13.224 |
21.599 |
|
0.19 |
0.19 |
5.97 |
0.000252213 |
3964.91 |
3.529 |
5.293 |
10.586 |
17.291 |
|
0.21 |
0.21 |
6.6 |
0.000308105 |
3245.65 |
2.889 |
4.333 |
8.666 |
14.154 |
|
0.25 |
0.25 |
7.85 |
0.000436656 |
229.13 |
2.038 |
3.057 |
6.115 |
9.987 |
|
0.27 |
0.27 |
8.48 |
0.000509316 |
1963.42 |
1.747 |
2.621 |
5.242 |
8.562 |
|
0.29 |
0.29 |
9.11 |
0.000587565 |
1701.94 |
1.515 |
2.272 |
4.544 |
7.422 |
|
0.31 |
0.31 |
9.74 |
0.000671403 |
1489.42 |
1.326 |
1.988 |
3.977 |
6.495 |
|
0.35 |
0.35 |
11 |
0.000855846 |
1168.43 |
1.04 |
1.56 |
3.120 |
5.096 |
|
0.4 |
0.4 |
12.57 |
0.00111784 |
894.58 |
0.796 |
1.194 |
2.389 |
3.901 |
|
0.45 |
0.45 |
14.14 |
0.001414766 |
706.83 |
0.629 |
0.944 |
1.887 |
3.082 |
|
0.5 |
0.5 |
15.71 |
0.001746625 |
572.53 |
0.51 |
0.764 |
1.529 |
2.497 |
|
0.6 |
0.6 |
18.85 |
0.00251514 |
397.59 |
0.354 |
0.531 |
1.062 |
1.734 |
|
0.7 |
0.7 |
22 |
0.003423385 |
292.11 |
0.26 |
0.39 |
0.780 |
1.274 |
|
0.8 |
0.8 |
25.1 |
0.00447136 |
223.65 |
0.199 |
0.299 |
0.597 |
0.975 |
|
0.9 |
0.9 |
28.3 |
0.005659065 |
176.71 |
0.157 |
0.236 |
0.472 |
0.771 |
|
1 |
1 |
31.4 |
0.0069865 |
143.13 |
0.127 |
0.191 |
0.382 |
0.624 |
|
1.2 |
1.2 |
37.7 |
0.01006056 |
99.4 |
0.088 |
0.133 |
0.265 |
0.433 |
|
1.4 |
1.4 |
44 |
0.01369354 |
73.03 |
0.065 |
0.097 |
0.195 |
0.318 |
|
1.6 |
1.6 |
50.3 |
0.01788544 |
55.91 |
0.05 |
0.075 |
0.149 |
0.244 |
|
1.8 |
1.8 |
56.5 |
0.02263626 |
44.18 |
0.039 |
0.059 |
0.118 |
0.193 |
|
2 |
2 |
62.8 |
0.027946 |
35.78 |
0.032 |
0.048 |
0.096 |
0.156 |
|
2.2 |
2.2 |
69.1 |
0.03381466 |
29.57 |
0.026 |
0.039 |
0.079 |
0.129 |
|
2.5 |
2.5 |
78.5 |
0.043665625 |
22.9 |
0.02 |
0.031 |
0.061 |
0.1 |
|
2.8 |
2.8 |
88 |
0.05477416 |
18.26 |
0.016 |
0.024 |
0.049 |
0.08 |
|
3 |
3 |
94.2 |
0.0628785 |
15.9 |
0.014 |
0.021 |
0.042 |
0.069 |
|
3.5 |
3.5 |
110 |
0.085584625 |
11.68 |
0.01 |
0.016 |
0.031 |
0.051 |
|
4 |
4 |
125.7 |
0.111784 |
8.95 |
0.008 |
0.012 |
0.024 |
0.039 |
|
4.5 |
4.5 |
141.4 |
0.141476625 |
7.07 |
0.006 |
0.009 |
0.019 |
0.031 |
|
5 |
5 |
157.1 |
0.1746625 |
5.73 |
0.005 |
0.008 |
0.015 |
0.025 |
|
5.5 |
5.5 |
172.8 |
0.211341625 |
4.73 |
0.004 |
0.006 |
0.013 |
0.021 |
|
6 |
6 |
188.5 |
0.251514 |
3.98 |
0.004 |
0.005 |
0.011 |
0.017 |
|
6.5 |
6.5 |
204 |
0.295179625 |
3.39 |
0.003 |
0.005 |
0.009 |
0.015 |
|
7 |
7 |
220 |
0.3423385 |
2.92 |
0.003 |
0.004 |
0.008 |
0.013 |
