The invention concerns a ferromagnetic alloy whereof the chemical composition comprises, in wt. %: 32.5%.ltoreq.Ni.ltoreq.72.5%; 5%.ltoreq.Cr.ltoreq.18%; 0.01%.ltoreq.Mn.ltoreq.4%; C.ltoreq.1%; optionally one or more elements selected among Mo, V, Co, Cu, Si, W, Nb and Al, the total contents of said elements being not more than 10%, the remainder being iron and impurities resulting from preparation, the chemical composition further satisfying the following relationships: Cr-1.1Ni+23.25.ltoreq.0%; 45Cr+11Ni.ltoreq.1360; Ni+3Cr.gtoreq.60% if Ni.gtoreq.37.5; Cr.gtoreq.7.5 if Ni.ltoreq.37.5. The invention also concerns the use of said alloy for making heating elements for induction heated cooking appliances.