aisi 8620

AISI 8620 is defined as low carbon alloy steel which has 0.5% Cr, 0.2% Mo and 0.5% Ni as strengthening alloy elements.It is generally supplied as annealed condition with hardness HB255max. AISI 8620 has good wear resistant with case hardness HRC 60-63 when carburized, hardened and tempered. Compared with grades 8615 and 8617, it shows good core ... hp officejet pro 8620 treiber