Manganin suna ne mai alamar kasuwanci don gami na yawanci 86% jan karfe, 12% manganese, da 2% nickel.Edward Weston ne ya fara haɓaka shi a cikin 1892, yana haɓakawa akan Constantan (1887).

A juriya gami da matsakaici resistivity da low zazzabi coefficent.Juriya/madaidaicin zafin jiki ba shi da lebur kamar madaidaitan kuma kadarorin juriyar lalata ba su da kyau.

Ana amfani da foil na manganin da waya wajen kera resistors, musamman ammetershunts, saboda kusan sifili mai ƙima na ƙimar juriya[1] da kwanciyar hankali na dogon lokaci.Yawancin masu adawa da Manganin sun yi aiki a matsayin ma'aunin doka na ohm a Amurka daga 1901 zuwa 1990.[2]Hakanan ana amfani da waya ta Manganin azaman jagorar lantarki a cikin tsarin cryogenic, rage saurin canja wuri tsakanin wuraren da ke buƙatar haɗin lantarki.

Hakanan ana amfani da manganin a cikin ma'auni don nazarin raƙuman girgiza mai ƙarfi (kamar waɗanda aka samo su daga fashewar abubuwan fashewa) saboda yana da ƙarancin damuwa amma yana da ƙarfin haɓakar matsin lamba.