Wayar Manganinwani ƙarfe ne na jan ƙarfe-manganese-nickel (CuMnNi gami) don amfani a zafin ɗaki. Ana siffanta ƙarfen da ƙarancin ƙarfin lantarki na thermal (emf) idan aka kwatanta da jan ƙarfe.
Wayar ManganinAna amfani da shi galibi don kera ƙa'idodin juriya, juriyar rauni na waya mai daidaito, potentiometers, shunts da sauran kayan lantarki da na lantarki.
Ƙarfin Wutar Lantarki
Kayayyakin Inji
| Zafin jiki [°C] | yawan juriya |
|---|---|
| 12 | +.000006 |
| 25 | .000000 |
| 100 | −.000042 |
| 250 | −.000052 |
| 475 | .000000 |
| 500 | +.00011 |
| AWG | ohms a kowace cm | ohms a kowace ƙafa |
|---|---|---|
| 10 | .000836 | 0.0255 |
| 12 | .00133 | 0.0405 |
| 14 | .00211 | 0.0644 |
| 16 | .00336 | 0.102 |
| 18 | .00535 | 0.163 |
| 20 | .00850 | 0.259 |
| 22 | .0135 | 0.412 |
| 24 | .0215 | 0.655 |
| 26 | .0342 | 1.04 |
| 27 | .0431 | 1.31 |
| 28 | .0543 | 1.66 |
| 30 | .0864 | 2.63 |
| 32 | .137 | 4.19 |
| 34 | .218 | 6.66 |
| 36 | .347 | 10.6 |
| 40 | .878 | 26.8 |
150 0000 2421