1.Material: SAE52100

2.Chemical component of bearing steel( % for reference only):

 C:0.95-1.10;Si:0.15-0.35;Mn≤0.50;P≤0.025;S≤0.025;Cr:1.30-1.60

3.Grade name of bearing steel:G5,G10

4.Diameter 14~600mm

5.HRC of bearing steel: 62-66 

6.Applied Area of bearing steel: Gcr15 bearing steel ball is widely used in high-speed and low-noise bearing, bicycle, motorcycle, automobile,bags, electronical industry.The bearing steel ball can be used for grinding other medium.