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Product Information

CN30W Copper Nickel Resistance Wire No 30

Good resistant (life) to oxidation at high temperature with Maximum operating temperature of 300℃
Used on mid size resistive device, general heating device.

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Detail Information

Reference value

Electrical Resistivity
(μΩm)
Temperature Coefficient of Resistance
(×10-6/℃)
Thermal Coefficient of expansion
(×10-6/℃)
Melting Temperature
(℃)
Density
(g・cm3
Max Operating Temperature
(℃)
Type Composition
0.30 180 17.5 1150 8.90 300 wire  

Nominal Composition

Si Mn Ni Cr Al Fe others
    ≦1.5 20~25       Cu+Ni+Mn ≧99

Resistance ・Length ・Weight

Diameter(mm) Diameter tolerance(mm) cross section(mm2 Resistance
tolerance(%)
Resistance(Ω/m) Length(m/Kg) Weight(g/m)
6.00 ±0.080 28.27 ±5 0.0106 3.97 252
5.50 ±0.080 23.76 ±5 0.0126 4.73 211
5.00 ±0.080 19.64 ±5 0.0153 5.72 175
4.50 ±0.080 15.90 ±5 0.0189 7.06 142
4.00 ±0.080 12.57 ±5 0.0239 8.94 112
3.50 ±0.080 9.621 ±5 0.0312 11.7 85.6
3.20 ±0.060 8.042 ±5 0.0373 14.0 71.6
2.90 ±0.060 6.605 ±5 0.0454 17.0 58.8
2.60 ±0.060 5.309 ±5 0.0565 21.2 47.3
2.30 ±0.050 4.155 ±5 0.0722 27.0 37.0
2.00 ±0.050 3.142 ±5 0.0955 35.8 28.0
1.80 ±0.050 2.545 ±5 0.118 44.2 22.6
1.60 ±0.040 2.011 ±5 0.149 55.9 17.9
1.50 ±0.040 1.767 ±5 0.170 63.6 15.7
1.40 ±0.040 1.539 ±5 0.195 73.0 13.7
1.30 ±0.040 1.327 ±5 0.226 84.7 11.8
1.20 ±0.040 1.131 ±5 0.265 99.3 10.1
1.10 ±0.030 0.9503 ±6 0.316 118 8.46
1.00 ±0.030 0.7854 ±6 0.382 143 6.99
0.90 ±0.030 0.6362 ±6 0.472 177 5.66
0.85 ±0.030 0.5675 ±6 0.529 198 5.05
0.80 ±0.030 0.5027 ±6 0.597 224 4.47
0.75 ±0.025 0.4418 ±6 0.679 254 3.93
0.70 ±0.025 0.3848 ±6 0.780 292 3.43
0.65 ±0.025 0.3318 ±6 0.904 339 2.95
0.60 ±0.025 0.2827 ±6 1.06 397 2.52
0.55 ±0.020 0.2376 ±7 1.26 473 2.11
0.50 ±0.020 0.1964 ±7 1.53 572 1.75
0.45 ±0.020 0.1590 ±7 1.89 706 1.42
0.40 ±0.015 0.1257 ±7 2.39 894 1.12
0.35 ±0.015 0.09621 ±7 3.12 1168 0.856
0.32 ±0.015 0.08042 ±7 3.73 1397 0.716
0.29 ±0.012 0.06605 ±7 4.54 1701 0.588
0.26 ±0.012 0.05309 ±8 5.65 2116 0.473
0.23 ±0.012 0.04155 ±8 7.22 2704 0.370
0.20 ±0.010 0.03142 ±8 9.55 3577 0.280
0.18 ±0.010 0.02545 ±8 11.8 4415 0.226
0.16 ±0.010 0.02011 ±8 14.9 5588 0.179
0.15 ±0.008 0.01767 ±8 17.0 6358 0.157
0.14 ±0.008 0.01539 ±8 19.5 7299 0.137
0.13 ±0.008 0.01327 ±9 22.6 8465 0.118
0.12 ±0.008 0.01131 ±9 26.5 9935 0.101
0.11 ±0.006 0.009503 ±9 31.6 11823 0.0846
0.10 ±0.006 0.007854 ±9 38.2 14306 0.0699
0.09 ±0.005 0.006362 ±10 47.2 17662 0.0566
0.08 ±0.005 0.005027 ±10 59.7 22353 0.0447
0.07 ±0.005 0.003848 ±10 78.0 29196 0.0343
0.06 ±0.004 0.002827 ±11 106 39739 0.0252
0.05 ±0.004 0.001964 ±11 153 57224 0.0175

The Same Material Products

Symbol Rank Resistivity
[μΩm]
Temp Coefficient[×10-6/℃]
CN49W General 0.490 -40~+40
CN30W General 0.300 180
CN15W General 0.150 490
CN10W General 0.100 710
CN5W General 0.050 1300

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