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Wisdom Import & Export (Shanghai) Co., Ltd.
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 Click to enlarge image
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OCr19Al3 Cold-Drawing alloy wire. This kind of alloy has a higher resistivity and application temperature ãIts price is cheaper because of without Nickel ã It belongs to Ferrite.
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OCr19Al3 Cold-Drawing alloy wire data table
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Diameter
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Resistance per meter
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Surface Area per Ohm
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Weight per meter
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Surface area per meter
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cross-sectional Area
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Diameter
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(mm)
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(20â) Ω/m
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(20â) ã /Ω
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g/m
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ã /m
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mm2
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(mm)
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8.00
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0.0245
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10300
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369
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251
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50.3
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8.00
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7.50
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0.0278
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8460
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325
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236
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44.2
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7.50
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7.00
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0.0320
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6880
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283
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220
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38.5
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7.00
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6.50
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0.0371
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5510
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244
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204
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33.2
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6.50
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6.00
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0.0435
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4330
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208
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188
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28.3
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6.00
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5.50
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0.0518
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3340
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175
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173
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23.8
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5.50
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5.00
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0.0626
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2510
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144
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157
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19.6
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5.00
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4.80
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0.0680
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2220
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133
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151
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18.1
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4.80
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4.50
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0.0773
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1830
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117
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141
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15.9
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4.50
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4.20
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0.0888
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1490
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102
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132
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13.9
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4.20
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4.00
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0.0979
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1280
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92.4
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126
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12.6
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4.00
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3.80
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0.108
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1100
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83.4
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119
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11.3
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3.80
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3.50
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0.128
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860
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70.7
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110
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9.62
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3.50
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3.20
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0.153
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657
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59.1
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101
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8.04
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3.20
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3.00
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0.174
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542
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52.0
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94.2
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7.07
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3.00
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2.80
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0.200
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440
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45.3
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88.0
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6.16
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2.80
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2.50
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0.251
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313
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36.1
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78.5
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4.91
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2.50
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2.20
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0.324
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214
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27.9
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69.1
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3.80
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2.20
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2.00
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0.392
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160
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23.1
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62.8
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3.14
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2.00
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1.90
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0.434
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138
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20.8
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59.7
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2.84
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1.90
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1.80
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0.483
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117
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18.7
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56.5
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2.54
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1.80
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1.70
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0.542
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98.6
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16.7
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53.4
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2.27
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1.70
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1.60
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0.612
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82.2
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14.8
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50.3
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2.01
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1.60
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1.50
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0.696
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67.7
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13.0
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47.1
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1.77
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1.50
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1.40
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0.799
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55.0
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11.3
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44.0
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1.54
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1.40
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1.30
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0.927
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44.4
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9.76
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40.8
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1.33
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1.30
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1.20
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1.09
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34.7
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8.31
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37.7
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1.13
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1.20
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1.10
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1.29
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26.7
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6.98
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34.6
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0.950
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1.10
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1.00
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1.57
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20.1
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5.77
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31.4
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0.785
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1.00
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0.95
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1.74
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17.2
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5.21
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29.8
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0.709
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0.95
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0.90
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1.93
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14.6
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4.68
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28.3
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0.636
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0.90
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0.85
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2.17
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12.3
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4.17
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26.7
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0.567
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0.85
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0.80
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2.45
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10.3
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3.69
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25.1
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0.503
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0.80
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0.75
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2.78
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8.46
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3.25
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23.6
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0.442
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0.75
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0.70
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3.20
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6.88
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2.83
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22.0
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0.385
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0.70
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0.65
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3.71
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5.51
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2.44
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20.4
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0.332
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0.65
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0.60
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4.35
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4.33
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2.08
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18.8
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0.283
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0.60
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0.55
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5.18
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3.34
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1.75
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17.3
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0.238
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0.55
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0.50
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6.26
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2.51
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1.44
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15.7
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0.196
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0.50
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0.48
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6.80
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2.22
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1.33
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15.1
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0.181
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0.48
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0.45
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7.73
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1.83
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1.17
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14.1
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0.159
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0.45
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0.42
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8.88
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1.49
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1.02
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13.2
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0.139
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0.42
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0.40
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9.79
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1.28
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0.924
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12.6
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0.126
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0.40
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0.38
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10.8
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1.10
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0.834
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11.9
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0.113
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0.38
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0.35
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12.8
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0.086
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0.707
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11.0
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0.0962
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0.35
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0.32
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15.3
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0.657
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0.591
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10.1
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0.0804
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0.32
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0.30
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17.4
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0.542
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0.520
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9.4
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0.0707
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0.30
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0.28
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20.0
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0.440
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0.453
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8.8
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0.0616
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0.28
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0.26
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23.3
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0.353
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0.390
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8.17
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0.0531
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0.26
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0.25
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25.1
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0.313
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0.361
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7.85
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0.0491
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0.25
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0.24
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27.2
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0.277
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0.333
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7.54
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0.0452
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0.24
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0.23
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29.6
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0.244
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0.305
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7.23
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0.0415
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0.23
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0.22
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32.4
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0.214
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0.279
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6.91
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0.0380
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0.22
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0.21
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35.5
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0.186
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0.255
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6.60
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0.0346
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0.21
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0.20
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39.2
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0.160
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0.231
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6.28
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0.0314
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0.20
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0.19
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43.4
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0.138
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0.208
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5.97
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0.284
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0.19
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0.18
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48.3
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0.117
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0.187
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5.65
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0.0254
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0.18
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0.17
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54.2
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0.0986
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0.167
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5.34
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0.0227
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0.17
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0.16
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61.2
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0.0822
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0.148
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5.03
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0.0201
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0.16
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0.15
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69.6
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0.0677
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0.130
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4.71
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0.0177
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0.15
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0.14
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79.9
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0.0550
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0.113
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4.4
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0.0154
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0.14
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0.13
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92.7
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0.0441
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0.0976
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4.08
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0.0133
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0.13
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0.12
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109
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0.0347
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0.0831
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3.77
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0.0113
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0.12
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0.11
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129
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0.0267
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0.0698
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3.46
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0.0095
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0.11
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0.10
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157
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0.0201
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0.0577
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3.14
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0.00785
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0.10
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0.09
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193
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0.0146
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0.0468
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2.83
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0.00636
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0.09
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0.08
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245
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0.0103
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0.0369
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2.51
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0.00503
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0.08
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0.07
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320
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0.00688
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0.0283
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2.2
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0.00385
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0.07
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0.06
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435
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0.00433
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0.0208
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1.88
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0.00283
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0.06
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0.05
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626
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0.00251
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0.0144
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1.57
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0.00196
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0.05
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