D608 jẹ iru kan ti CrMo simẹnti irin surfacing elekiturodu pẹlu lẹẹdi iru bo.AC/DC.DCRP (Direct CurrentReversed Polarity) dara julọ.Nitori awọn surfacing irin ni Cr ati Mo carbide pẹlu simẹnti irin be, awọn surfacing Layer ni o ni ti o ga líle, ga yiya-resistance ati ki o tayọ silt ati ore wọ-resistance.