1. Icyuma kizimye kandi gifite ubushyuhe Ikizamini cyo gukomera cyicyuma kizimya kandi gikoresha cyane cyane igipimo cya HRwell igipimo cya HRC.Niba ibikoresho ari bito kandi igipimo cya HRC kidakwiriye, igipimo cya HRA kirashobora gukoreshwa aho.Niba ibikoresho ari bito, hejuru yubunini bwa Rockwell umunzani HR15N, HR30N, cyangwa HR45N ...
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