Waya kpo oku nke ọla kọpa na-eguzogide nickel, nke nwere obere iguzogide eletriki, ezigbo iguzogide okpomọkụ na iguzogide nchara, dị mfe nhazi na ịgbado ọkụ. A na-eji ya eme ihe ndị bụ isi na relay okpomọkụ, obere ihe mgbochi okpomọkụ, na ngwa eletriki. Ọ bụkwa ihe dị mkpa maka eriri kpo oku eletriki. Ọ yiri nke s ụdị cupronickel.

Ka Nickel na-eme ka ihe mejupụtara ya dịkwuo mma, otú ahụ ka elu ya na-acha ọcha karịa.

Oke nha nha:

Waya: 0.01-10mm

Ribọn: 0.05*0.2-2.0*6.0mm

Eriri: 0.05*5.0-5.0*250mm

Ogwe: 10-50mm

Usoro alloy nickel ọla kọpa:

CuNi1, CuNi2, CuNi6, CuNi8, CuNi10, CuNi14, CuNi19, CuNi23,CuNi30, CuNi34, CuNi44.

Aha ya bụkwa NC003, NC005, NC010, NC012, NC015, NC020, NC025, NC030, NC035, NC040,NC050.