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Applicability

52100 Chrome alloy steel balls and rollers offer high hardness and excellent resistance to wear and deformation. They are made from the finest bearing quality steel. 52100 material is specified by precision bearing manufacturers where precise spherical and tolerance accuracy are required.

Steel Symbols Hardness
100Cr6 UNI 100Cr6
AISI-E-52100
W. 1.3505
AFN. 100C6
B.S. En.31
DIN 100Cr6
60 to 67 HRC

Chemical Composition
C% Si% Mn% P% S% Cu% Cr% Mo% Ni%
0.98
1.10
0.15
0.35
0.25
0.45
0.025
MAX
0.025
MAX
0.30
MAX
1.30
1.60
- 0.30
MAX
 
   
 
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