Datasheet

Kanthal Appliance Alloys Handbook. 55
9
Cross
Dia- Resistance Surface sectional
meter at 20 °Ccm
2
/Ω
1)
Weight area area
mm Ω/m at 20 °C g/m cm
2
/m mm
2
6.5 0.0377 5421 242 204 33.2
6.0 0.0442 4264 206 188 28.3
5.5 0.0526 3284 173 173 23.8
5.0 0.0637 2467 143 157 19.6
4.75 0.0705 2115 129 149 17.7
4.5 0.0786 1799 116 141 15.9
4.25 0.0881 1515 103 134 14.2
4.0 0.0995 1263 91.5 126 12.6
3.75 0.113 1041 80.4 118 11.0
3.5 0.130 846 70.0 110 9.62
3.25 0.151 678 60.4 102 8.30
3.0 0.177 533 51.5 94.2 7.07
2.8 0.203 433 44.8 88.0 6.16
2.6 0.235 347 38.7 81.7 5.31
2.5 0.255 308 35.7 78.5 4.91
2.2 0.329 210 27.7 69.1 3.80
2.0 0.398 158 22.9 62.8 3.14
1.9 0.441 135 20.6 59.7 2.84
1.8 0.491 115 18.5 56.5 2.54
1.7 0.551 97.0 16.5 53.4 2.27
1.6 0.622 80.9 14.6 50.3 2.01
1.5 0.707 66.6 12.9 47.1 1.77
1.4 0.812 54.2 11.2 44.0 1.54
1.3 0.942 43.4 9.66 40.8 1.33
1.2 1.11 34.1 8.23 37.7 1.13
1.1 1.32 26.3 6.92 34.6 0.95
1.0 1.59 19.7 5.72 31.4 0.785
0.95 1.76 16.9 5.16 29.8 0.709
0.90 1.96 14.4 4.63 28.3 0.636
0.85 2.20 12.1 4.13 26.7 0.567
°C 20 100 200 300 400 500 600 700 800 900 1000 1100
C
t
1.00 1.00 1.02 1.03 1.04 1.05 1.08 1.09 1.10 1.11 1.11 1.12
To obtain resistance at working temperature, multiply by the factor C
t
in the following table:
ALKROTHAL
Wire
Cross
Dia- Resistance Surface sectional
meter at 20 °Ccm
2
/Ω
1)
Weight area area
mm Ω/m at 20 °C g/m cm
2
/m mm
2
0.80 2.49 10.1 3.66 25.1 0.503
0.75 2.83 8.33 3.22 23.6 0.442
0.70 3.25 6.77 2.80 22.0 0.385
0.65 3.77 5.42 2.42 20.4 0.332
0.60 4.42 4.26 2.06 18.8 0.283
0.55 5.26 3.28 1.73 17.3 0.238
0.50 6.37 2.47 1.43 15.7 0.196
0.475 7.05 2.12 1.29 14.9 0.177
0.45 7.86 1.80 1.16 14.1 0.159
0.425 8.81 1.52 1.03 13.4 0.142
0.40 9.95 1.26 0.915 12.6 0.126
0.375 11.3 1.04 0.804 11.8 0.110
0.35 13.0 0.846 0.700 11.0 0.0962
0.32 15.5 0.647 0.585 10.1 0.0804
0.30 17.7 0.533 0.515 9.42 0.0707
0.28 20.3 0.433 0.448 8.80 0.0616
0.26 23.5 0.347 0.387 8.17 0.0531
0.25 25.5 0.308 0.357 7.85 0.0491
0.24 27.6 0.273 0.329 7.54 0.0452
0.23 30.1 0.240 0.302 7.23 0.0415
0.22 32.9 0.210 0.277 6.91 0.0380
0.21 36.1 0.183 0.252 6.60 0.0346
0.20 39.8 0.158 0.229 6.28 0.0314
0.19 44.1 0.135 0.206 5.97 0.0284
0.18 49.1 0.115 0.185 5.65 0.0254
0.17 55.1 0.0970 0.165 5.34 0.0227
0.16 62.2 0.0809 0.146 5.03 0.0201
0.15 70.7 0.0666 0.129 4.71 0.0177
0.14 81.2 0.0542 0.112 4.40 0.0154
0.13 94.2 0.0434 0.0966 4.08 0.0133
Diameter range Resistivity Density
Alloy mm Ωmm
2
m
-1
gcm
-3
ALKROTHAL 6.5-0.10 1.25 7.28
1)
cm
2
/Ω = I
2
· C
t
/p (I = Current, C
t
= temperature factor, p = surface load W/cm
2
)