Beryllium cobalt jan karfe yana da babban yanayin zafi;kyakkyawan juriya na lalata, gogewa, juriya na abrasion, anti-adhesion da machinability;babban ƙarfi da babban taurin;musamman mai kyau weldability.Mafi kyawun ingancin thermal conductivity na beryllium cobalt jan ƙarfe yana da kusan sau 3 ~ 4 fiye da na mutuƙar ƙarfe.Wannan fasalin yana tabbatar da sanyaya sauri da daidaituwa na samfuran filastik, yana rage nakasar samfur, cikakkun bayanan siffa da lahani iri ɗaya, kuma a mafi yawan lokuta na iya rage girman sake zagayowar samfurin.Saboda haka, beryllium cobalt jan karfe C17500 za a iya amfani da ko'ina a molds, mold tsakiya, da kuma abun da ake sakawa cewa bukatar sauri da kuma uniform sanyaya, musamman ga high thermal watsin, lalata juriya da kuma kyau polishability.
Kayayyakin inji na beryllium cobalt jan karfe sun fi na chromium jan karfe da chromium zirconium jan karfe, amma karfin wutar lantarki da karfin wutar lantarki sun yi kasa da na chromium jan karfe da chromium zirconium jan karfe.Ana amfani da waɗannan kayan azaman walda da na'urar waldawa ta kabu don walƙar zafin zafi.Bakin karfe, daɗaɗɗen zafin jiki, da dai sauransu, waɗanda har yanzu suna kula da halayen ƙarfin ƙarfi, suna buƙatar matsa lamba mai ƙarfi lokacin walda irin waɗannan kayan, kuma ana buƙatar ƙarfin kayan lantarki ya zama babba.