... formCylinder/sphericalHardnessHRC40-52Density>7.40g/cm3Chemical compositionC≤0.15%Mn≤2.0%Si≤1.5% S P≤0.03%Cr16 ... containers, ships, repair, bridges, and mines, as well as in such areas as clearing sand, rust, and strengthen, shape, and the elimination of all ... kinds of stress-Materials on the surface of painting, cleaning, and electroplating before roughness (nap) pre-processing, stone cutting, magnetic ...