Tokyo Resistance Wire Co. Ltd. > Products > CM44W

Product Information

CM44W Copper-Nickel-Mangan Wire

Copper-Nickel-Mangan are scarce on anti-corrosion, oxidation
So recommend on using anti-oxidation material.
It can be used up to operating temperature of 150℃.
Typical application are resistor with low temperature coefficient.

( 91 KB )

  • Mail Us
  • Call Us +81-3-3736-5201 9:00am~5:00pm

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
0.44 ±50 18.7 1020 8.40 150 wire Cu+Ni+Mn ≧98

Nominal Composition

Si Mn Ni Cr Al Fe others
    10~13 1~4       Cu+Ni+Mn ≧98

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 0.0156 4.21 238
5.50 ±0.063 23.76 ±5 0.0185 5.01 200
5.00 ±0.063 19.64 ±5 0.0224 6.06 165
4.50 ±0.063 15.90 ±5 0.0277 7.49 134
4.00 ±0.063 12.57 ±5 0.0350 9.47 106
3.50 ±0.050 9.621 ±5 0.0457 12.4 80.8
3.20 ±0.050 8.042 ±5 0.0547 14.8 67.6
2.90 ±0.050 6.605 ±5 0.0666 18.0 55.5
2.60 ±0.040 5.309 ±5 0.0829 22.4 44.6
2.30 ±0.040 4.155 ±5 0.106 28.7 34.9
2.00 ±0.040 3.142 ±5 0.140 37.9 26.4
1.80 ±0.040 2.545 ±5 0.173 46.8 21.4
1.60 ±0.032 2.011 ±5 0.219 59.2 16.9
1.50 ±0.032 1.767 ±5 0.249 67.4 14.8
1.40 ±0.032 1.539 ±5 0.286 77.3 12.9
1.30 ±0.032 1.327 ±5 0.331 89.7 11.1
1.20 ±0.025 1.131 ±5 0.389 105.3 9.50
1.10 ±0.025 0.9503 ±6 0.463 125 7.98
1.00 ±0.025 0.7854 ±6 0.560 152 6.60
0.90 ±0.025 0.6362 ±6 0.692 187 5.34
0.85 ±0.025 0.5675 ±6 0.775 210 4.77
0.80 ±0.020 0.5027 ±6 0.875 237 4.22
0.75 ±0.020 0.4418 ±6 0.996 269 3.71
0.70 ±0.020 0.3848 ±6 1.14 309 3.23
0.65 ±0.020 0.3318 ±6 1.33 359 2.79
0.60 ±0.020 0.2827 ±6 1.56 421 2.38
0.55 ±0.016 0.2376 ±7 1.85 501 2.00
0.50 ±0.016 0.1964 ±7 2.24 606 1.65
0.45 ±0.016 0.1590 ±7 2.77 749 1.34
0.40 ±0.016 0.1257 ±7 3.50 947 1.06
0.35 ±0.013 0.09621 ±7 4.57 1237 0.808
0.32 ±0.013 0.08042 ±7 5.47 1480 0.676
0.29 ±0.013 0.06605 ±7 6.66 1802 0.555
0.26 ±0.010 0.05309 ±8 8.29 2242 0.446
0.23 ±0.010 0.04155 ±8 10.6 2865 0.349
0.20 ±0.010 0.03142 ±8 14.0 3789 0.264
0.18 ±0.008 0.02545 ±8 17.3 4678 0.214
0.16 ±0.008 0.02011 ±8 21.9 5921 0.169
0.15 ±0.008 0.01767 ±8 24.9 6737 0.148
0.14 ±0.008 0.01539 ±8 28.6 7733 0.129
0.13 ±0.006 0.01327 ±9 33.1 8969 0.111
0.12 ±0.006 0.01131 ±9 38.9 10526 0.0950
0.11 ±0.006 0.009503 ±9 46.3 12527 0.0798
0.10 ±0.006 0.007854 ±9 56.0 15158 0.0660
0.09 ±0.005 0.006362 ±10 69.2 18713 0.0534
0.08 ±0.005 0.005027 ±10 87.5 23684 0.0422
0.07 ±0.005 0.003848 ±10 114 30934 0.0323
0.06 ±0.004 0.002827 ±11 156 42104 0.0238
0.05 ±0.004 0.001964 ±11 224 60630 0.0165
0.04 ±0.003 0.001257 ±12 350 94735 0.0106

Related Product

Contact Us

Top of page