Our steel ball's characteristics:high hardness, no breakage, good wear resistance, even wearing ... : 0.6-1.2, P: 0.04 max., S: 0.04 max.4) Cr: 0.25 max.RCAB-I forged forged steel ball:1 ... .75, Mn: 0.7-1.25, P: 0.04 max., S: 0.04 max., Cr: 0.11-0.4; V: 0.05-0 ... .37, Mn: 0.7-0.8, P: 0.035 max., S: 0.035 max., Cr: 0.28-0.60Features:1) Characteristics: a) High ...