Product name: steel shot Product category: Steel shot Product specification: S70-S930 Operative standards: In accordance with standards of GB/T18838.8 - 2008 Steel shot and Steel grit, SFSA20-60 Cast Steel Abrasive, SAE J827 Cast Steel Shot, SAE J1993 High Carbon Steel Grit, YB/T5149-1993 Cast Steel Shot, YB/T5150-1993 Cast Steel Grit, ISO11124-3High carbon cast steel shot and grit. Specification   Name cast steel shot  Chemistry (C) 0.70~1.20% (Mn) 0.35~1.20% (Si) 0.40~1.20% (S) =0.05% (P) =0.05% Average Hardness   40~50HRC (377-509HV) 52~56HRC (543-620HV) 56~60HRC (620-713HV) Deviation ±3.0HRC(±40HV) Micro structure    tempered martensite or tempered troostite  Density   7.2g/cm3 size  0.2,0.3,0.5,0.6,0.8,1.0,1.2,1.4,1.7,2.0,2.5mm SAE    S70, S110,S280 S330,S390,S460,S550, S660,S780,S930