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60Mn Forged grinding steel ball

Product Detailed

1.Grinding Ball Dia.20-150mm 2.Wear-resistant,High impact value 3.High combined efficiency 4.Unbreakable:0.5MAX

Process:

.Raw material

.Cutting

.Heated

.Forged

.Quenching

.Tempering

.Testing

.Qualified Products

.Packing

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)

2. 75MnCr forged steel ball

(1)Chemical Composition

C:0.7-0.85 Mn:0.7-0.8 Si:0.17-0.37 Cr:0.2-0.7 S:0.03max P:0.03max

(2)Hardness

Surface hardness:60min(dia:20mm-60mm) 60min(dia:60mm-150mm)

Core hardness :42min(dia:20mm-60mm) 30min(dia:60mm-150mm)

3. Wear-resistance Alloy forged steel ball

(1)Chemical Composition

C:0.5-0.65 Mn:0.4-1.0 Si:1.4-1.8 Cr:0.1-1.2 S:0.03max P:0.03max V:0.1-0.2

(2)Hardness

Surface hardness 60min(dia:20mm-60mm) 60min(dia:60mm-150mm)

Core hardness 54min(dia:20mm-60mm) 52min(dia:60mm-150mm)

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