Aluminom ọla kọpa, nke nwere obere ike iguzogide ọkụ eletrik, ezigbo ike iguzogide okpomọkụ na ike ọgwụgwụ, ọ dị mfe nhazi na ịgbado ọkụ lead. A na-eji ya eme ihe ndị bụ isi na relay okpomọkụ, ihe mgbochi okpomọkụ na-eguzogide obere ike, na ngwa eletriki. Ọ bụkwa ihe dị mkpa maka eriri ọkụ eletrik.
Isi akara na ihe onwunwe
| Ụdị | Nguzogide eletriki (ogo ogo 20Ω mm²/m) | ọnụọgụ okpomọkụ nke iguzogide (10^6/ogo) | Ọgba obodo g/mm² | Okpomọkụ kachasị (°c) | Ebe agbaze (°c) |
| CuNi1 | 0.03 | <1000 | 8.9 | 200 | 1085 |
| CuNi2 | 0.05 | <1200 | 8.9 | 200 | 1090 |
| CuNi6 | 0.10 | <600 | 8.9 | 220 | 1095 |
| CuNi8 | 0.12 | <570 | 8.9 | 250 | 1097 |
| CuNi10 | 0.15 | <500 | 8.9 | 250 | 1100 |
| CuNi14 | 0.20 | <380 | 8.9 | 300 | 1115 |
| CuNi19 | 0.25 | <250 | 8.9 | 300 | 1135 |
| CuNi23 | 0.30 | <160 | 8.9 | 300 | 1150 |
| CuNi30 | 0.35 | <100 | 8.9 | 350 | 1170 |
| CuNi34 | 0.40 | -0 | 8.9 | 350 | 1180 |
| CuNi40 | 0.48 | ±40 | 8.9 | narị anọ | 1280 |
| CuNi44 | 0.49 | <-6 | 8.9 | narị anọ | 1280 |
Ojiji nke waya alloy nickel ọla kọpa:
1. ihe ndị na-ekpo ọkụ
2. mgbochi nke oke okpomọkụ nke na-egbochi ugbu a
3. ihe mgbaji sekit dị ala
4. ngwa voltaji dị ala
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