Ferro Tungsten inogadzirwa kubva wolframite nekuderedzwa kabhoni muchoto chemagetsi. Iyo inonyanya kushandiswa sealloying element yekuwedzera kune tungsten ine alloy simbi (senge yakakwira-kumhanya simbi). Kune marudzi matatu eferrotungsten anogadzirwa kuChina, anosanganisira w701, W702 uye w65, ine tungsten inokwana 65 ~ 70%. Pamusana pekunyungudika kwakakwirira, haigoni kuyerera kubva mumvura, saka inobudiswa nekaki nzira kana nzira yekuchera simbi.