Nke a ọla kọpa-nickel na-eguzogide alloy, nke a makwaara dị ka constantan, bụ nke e ji nguzogide eletrik dị elu jikọtara ya na obere okpomọkụ nke nguzogide. Alloy a na-egosikwa ike ike dị elu na nguzogide corrosion. Enwere ike iji ya na okpomọkụ ruru 600 Celsius na ikuku.
CuNi44 bụ ọla kọpa-nickel alloy (CuNi alloy) nwereọkara-ala resistivitymaka ojiji na okpomọkụ ruo 400°C (750°F).
A na-ejikarị CuNi44 eme ihe maka ngwa dịka eriri ọkụ, fuses, shunts, resistors na ụdị njikwa dị iche iche.
| Ee % | Cu % | |
|---|---|---|
| Ngwakọta ọnụ | 11.0 | Bal. |
| Ogo waya | Mpụta ike | Ike ọdụdọ | Ogologo oge |
|---|---|---|---|
| Ø | Rp0.2 | Rm | A |
| mm (n'ime) | MPa (ksi) | MPa (ksi) | % |
| 1.00 (0.04) | 130 (19) | 300 (44) | 30 |
| Njupụta g/cm3 (lb/in3) | 8.9 (0.322) |
|---|---|
| Nguzogide eletrik na 20°C Ω mm2/m (Ω circ. mil/ft) | 0.15 (90.2) |
| Okpomọkụ °C | 20 | 100 | 200 | 300 | 400 |
|---|---|---|---|---|---|
| Okpomọkụ °F | 68 | 212 | 392 | 572 | 752 |
| Ct | 1.00 | 1.035 | 1.07 | 1.11 | 1.15 |
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