steel ball
Detailed Product Description
1.Size:10-120mm
2.Chemical elements(%):
High Cr: C:1.7-3.0 Si≤1.0 Mn≤1.5 Cr:10-28 Mo≤1.5 P≤01 S≤0.08
Low Cr: C:2.0-3.3 Si≤1.2 Mn≤1.5 Cr:1.0-3.5 Mo≤1.0 P≤0.15 S≤0.15
3.Hardness:
High Cr: surface HRC 58-65 core HRC ≤45