Nguruve nesimbi yakasiyana sei?

  Nguruve ironIyo inozivikanwawo sesimbi inopisa chigadzirwa chemoto unoputika unowanikwa nekuderedzwa kwesimbi necoke. Nguruve simbi ine tsvina yakakwirira seSi , Mn, P etc. Carbon content yenguruve iron ndeye 4%.

  Kanda simbi inogadzirwa nekunatsa kana kubviswa kwetsvina kubva musimbi yenguruve. Cast iron ine kabhoni inoumbwa inopfuura 2.11%. Cast iron inogadzirwa nenzira inozivikanwa se graphitisation umo silicon inowedzerwa kushandura kabhoni kuita graphite.