| Model: | dia 20-130mm |
|---|---|
| Brand: | Longteng |
| Origin: | Made In China |
| Category: | Metallurgy , Mining & Energy / Metallurgy & Mining / Other Metallic |
| Label: | steel ball , carbon steel ball , steel ball for sale |
| Price: |
¥800
/ pc
|
| Min. Order: | 50 pc |
| Last Online:26 Mar, 2015 |
High quality steel ball for sale
The steel ball is cheap, the toughness is strong, the wear resistance is good, and the steel balls are not easy to crush and out of round.
|
Material |
C |
Mn |
Si |
Cr |
S |
P |
|
50Mn |
0.48-0.56 |
0.70-1.0 |
0.17-0.37 |
≤0.25 |
≤0.035 |
≤0.035 |
|
60Mn |
0.57-0.65 |
0.70-1.0 |
0.17-0.37 |
≤0.25 |
≤0.035 |
≤0.035 |
|
65Mn |
0.60-0.70 |
0.90-1.2 |
0.17-0.37 |
≤0.25 |
≤0.035 |
≤0.035 |
|
B2 |
0.70-0.85 |
0.70-0.80 |
0.17-0.37 |
0.2-0.7 |
≤0.03 |
≤0.03 |
|
75SiMn |
0.70-0.90 |
0.70-1.20 |
0.4-0.8 |
≤0.25 |
≤0.03 |
≤0.03 |
|
Wear-resistant Alloy |
0.50-0.65 |
0.4-1.0 |
1.4-1.8 |
0.9-1.2 |
≤0.03 |
≤0.03 |
The above chemical composition is adjusted according to customer's requirement.
What is our steel balls physical property contrast the other steel balls?
Physical Property
|
Material |
Impact 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 |
|
50Mn |
≥12 |
≥10000 |
≥56 |
≥35 |
≥56 |
≥28 |
<1% |
|
60Mn |
≥13 |
≥10000 |
≥58 |
≥38 |
≥58 |
≥29 |
<1% |
|
65Mn |
≥15 |
≥12000 |
≥60 |
≥42 |
≥60 |
≥30 |
<1% |
|
B2 |
≥17 |
≥12000 |
≥60 |
≥52 |
≥60 |
≥50 |
<1% |
|
75SiMn |
≥16 |
≥12000 |
≥60 |
≥50 |
≥60 |
≥48 |
<1% |
|
Wear-resistant Alloy |
≥17 |
≥12000 |
≥60 |
≥54 |
≥60 |
≥52 |
<1% |
What are our steel balls’characteristics?
