D608 bụ ụdị CrMo nkedo igwe na-ekpuchi igwe nwere mkpuchi ụdị graphite.AC/DC.DCRP (Direct CurrentReversed Polarity) dabara nke ọma.N'ihi na ígwè dị n'elu bụ Cr na Mo carbide nwere nhazi ígwè nkedo, oyi akwa a na-ekpuchi elu nwere ike isi ike dị elu, nkwụsi ike dị elu na ezigbo silt na ore wear-resistance.