Diameters: 0.250mm – 200mm
Chrome steel balls are widely used in high speed ball bearings, as well as, in a number of other industrial applications. Chrome steel balls have excellent surface quality, high hardness and high load bearing capacity, as a result of through hardening.

International Equivalents for chrome steel balls:
AISI 52100, EN31, JIS G4805 SUJ2, Wks 1.3505

Compositions (chrome steel balls)
C Cr Mn Si P S
0.95 – 1.10 % 1.30 – 1.60 % 0.25 % Max 0.15 – 0.35 % 0.03 % Max 0.025 % Max
Mechanical Properties (chrome steel balls)
Tensile Strength Yield Strength Density
2240 MPa 2034 MPa 7.85g/cm3
Hardness
HCr 60 – 66
Size Range
0.250mm – 200mm
  (chrome steel balls) – Data are indicative and can not bind the responsability of Preciball.