A na-eji ihe a na-eguzogide ọla kọpa-nickel eme ihe, nke a makwaara dị ka constantan, nke nwere nnukwu ike eletriki yana obere oke okpomọkụ nke iguzogide. A na-ejikwa ihe a eme ihe na-egosikwa ike nrụgide dị elu na iguzogide nchara. Enwere ike iji ya mee ihe na okpomọkụ ruru 600°C n'ikuku.
CuNi44 bụ ihe eji emepụta ọla kọpa-nickel (CuNi alloy) nke nwereiguzogide obere-ọkaramaka ojiji na okpomọkụ ruru 400°C (750°F).
A na-ejikarị CuNi44 eme ihe maka ngwa dịka waya ọkụ, fuse, shunts, resistors na ụdị njikwa dị iche iche.
Ni%
Cu%
Ihe mejupụtara aha
11.0
Bọl.
Nha waya
Ike mmeputa
Ike ọdụdọ
Ogologo
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)
Ike iguzogide ọkụ eletrik na 20°C Ω mm2/m (Ω okirikiri mil/ft)