Product name: Forged steel ball III

Specification:

1.Material: 50Mn,60Mn

2.Diameters: 25mm-130mm

3.Characteristic: High hardness, Grinding endurable , None

4.Apply Realm: Cement plant, mine , Mill tailings ,Thermal power generation, Chemical industry.

5.Packing: Jumbo bag or Iron drum or according to buyers' demand

Classification Chemical Composition:

Name	Material	C	Mn	Si	Cr	S	P
DZ-1	50Mn	0.48-0.56	0.70-1.0	0.17-0.37	≤0.25	≤0.035	≤0.035
DZ-2	60Mn	0.57-0.65	0.7-1.0	0.17-0.37	≤0.25	≤0.035	≤0.035

 

Mechanical Property:

Name	Material	Impact Test Times (AK.J/cm2)	Endurance Test Times(5m/time)	Surface Hardness (HRC)	Core Hardness (HRC)	Breakage
DZ-1	50Mn	≥12	≥10000	≥56	≥35	<1%
DZ-2	60Mn	≥13	≥10000	≥58	≥38	<1%