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Applied fields; various mines,cement plants,power stations and chemical industries.
Features:high hardness,grinding resistance,low deformation rate,high impact value.
1. 60Mn forged steel ball
(1) Chemical Composition
C: 0.57-0.65 Mn:0.7-1.0 Si:0.17-0.37 Cr:0.25max S:0.035max P:0.035max
(2) Hardness
Surface hardness:58min(dia:20mm-60mm) 58min(dia:60mm-150mm)
Core hardness:35min(dia:20mm-60mm) 29min(dia:60mm-150mm)
