Yadda za a zabi samfuran kumfa karfe?
The kumfa karfe abu yana da manyan sigogi guda biyar: 1. Metal substrate, wato, abin da karfe kayan da aka yi da porous karfe kumfa abu da aka yi da, ciki har da kumfa nickel, jan karfe, baƙin ƙarfe, baƙin ƙarfe-nickel gami, jan karfe-nickel gami, da kuma surface hea. ...
duba daki-daki