1. Kudi: A kan tsabar kudi, zinariya da azurfa da ultrafine niobium nanopowder wani lokaci ana amfani da su tare azaman ƙarfe mai daraja a cikin tsabar kudi.
2. Super alloys: babban ɓangaren niobium zuwa nau'in ƙarfe mai tsabta ko a cikin nau'i na niobium mai tsabta da niobium iron-nickel gami, ana amfani da su wajen samar da nickel, chromium da baƙin ƙarfe-base super alloys duniya.Ana iya amfani da waɗannan allunan a cikin injunan jet, injin injin turbin gas, abubuwan roka, caja da zafi na kayan konewa;
3. Karfe Aikace-aikace: a cikin daban-daban micro-alloying abubuwa a cikin karfe, niobium sharar gida ne mafi tasiri micro-alloying abubuwa, niobium rawar ne don haka mai girma da cewa baƙin ƙarfe atom suna da arziki a niobium atom, za mu iya cimma ayyuka inganta Karfe dalilai.A gaskiya Karfe kara 0.001% -0.1% niobium, ya isa ya canza kayan aikin injiniya na karfe;
