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Forging Grinding Steel Ball
Forging Grinding Steel Ball
Supplier Info
[China Supplier]
Contact Person : Mr. Zhang Lenny
Tel : 86-538-8668195
Fax : 86-538-8668195
Product Detail
1. High hardness 2. High toughness 3. Good wear resistance 4. No mal-roundness

Type and Chemical Composition of Forging Grinding Steel Ball

 

NameMaterialCMnSiCrSP
DZ-150Mn0.48-0.560.70-1.00.17-0.37≤0.25≤0.035≤0.035
DZ-260Mn0.57-0.650.70-1.00.17-0.37≤0.25≤0.035≤0.035
DZ-365Mn0.60-0.700.90-1.20.17-0.37≤0.25≤0.035≤0.035
DZ-4B20.70-0.850.70-0.800.17-0.370.2-0.7≤0.03≤0.03
DZ-575SiMn0.70-0.900.70-1.200.4-0.8≤0.25≤0.03≤0.03
DZ-6Wear-resistant Alloy0.50-0.650.4-1.01.4-1.80.9-1.2≤0.03≤0.03

 

Physical Property of Forging Grinding Steel Ball

 

NameMaterialImpact Test(Ak.J/cm²)Endurance Test Times(5m/T)

Surface Hardness

(Φ25mm- Φ60mm)

Core Hardness

(Φ25mm- Φ60mm)

Surface Hardness

(Φ70mm- Φ100mm)

Core Hardness

(Φ70mm- Φ100mm)

Breakage
DZ-150Mn≥12≥10000≥56≥35≥56≥28<1%
DZ-260Mn≥13≥10000≥58≥38≥58≥29<1%
DZ-365Mn≥15≥12000≥60≥42≥60≥30<1%
DZ-4B2≥17≥12000≥60≥52≥60≥50<1%
DZ-575SiMn≥16≥12000≥60≥50≥60≥48<1%
DZ-6Wear-resistant Alloy≥17≥12000≥60≥54≥60≥52<1%

Weight and Microstructure of Forging Grinding Steel Ball 

 

Norminal DiameterDiametrical Tolerance(mm)Approx Weight of Single Ball(kg)Average Number of One MTMicrostructure
25mm/1''+1.5,-0.50.06415625

M+B+C

(M-Martensite;B-Bainitic;C-Carbide)

30mm/1.25''+1.5,-0.50.119090
40mm/1.5''+2.0,-1.00.263846
50mm/2''+2.0,-1.00.511961
60mm/2.5''+3.0,-2.00.891124
70mm/2.75''+3.0,-2.01.4714
80mm/3.25''+3.0,-2.02.1476
90mm/3.5''+3.0,-2.03333
100mm/4''+4.0,-3.04.1244
110mm/4.5''+4.0,-3.05.47283
120mm/4.75+4.0,-3.07.1141
130mm/5''+4.0,-3.09.02111

 

Forging Grinding Steel Ball

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