Manganin bụ aha e ji amata ihe mejupụtara ya nke nwere ọtụtụ ihe mejupụtara ya dịka copper 86%, manganese 12%, na nickel 2%. Edward Weston bu ụzọ mepụta ya na 1892, nke mere ka ọ ka mma karịa Constantan ya (1887).

Ihe na-eguzogide ọgwụ nwere obere iguzogide ọrịa na obere coefficent okpomọkụ. Usoro iguzogide ọrịa/okpomọkụ adịghị larịị dịka ndị na-agbanweghi agbanwe, ọ dịghịkwa mma maka iguzogide ọrịa.

A na-eji foil na waya Manganin eme ihe n'ịmepụta resistors, ọkachasị shunts ammeter, n'ihi na ọ fọrọ nke nta ka ọ bụrụ enweghị oke okpomọkụ nke uru iguzogide[1] na nkwụsi ike ogologo oge. Ọtụtụ resistors Manganin jere ozi dị ka ọkọlọtọ iwu maka ohm na United States site na 1901 ruo 1990.[2]Waya ManganinA na-ejikwa ya dị ka ihe na-eduzi eletriki na sistemụ cryogenic, na-ebelata mbufe okpomọkụ n'etiti isi ihe ndị chọrọ njikọ eletriki.

A na-ejikwa Manganin eme ihe n'ihe gbasara igwe ọkụ eletrik dị elu (dịka ndị sitere na mgbawa nke ihe mgbawa) n'ihi na ọ nwere obere mmetụta nrụgide mana ọ nwere nnukwu mmetụta nrụgide hydrostatic.