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1. Diameter tolerance and Length tolerance
Diameter （mm)
| Φ<30 | 30<Φ<60 | 60<Φ<80 | 80<Φ<100 | Φ>100 |
Tolerance of diameter (mm) | +1，-1 | +1.5，-1 | +2,-1 | +2.5，-1 | +3，-1 |
2.Chemical composition
Name |
Brand
| Chemical composition（%） | ||||||||
C | Si | Mn | Cr | Mo | Cu | Ni | P | S | ||
Chromium Alloy Casting Ball
| Cr26 | 2.0-3.3 | 1.2max | 0.3-1.5 | >23.0-30.0 | 0-3.0 | 0-1.2 | 0-1.5 | ≤0.10 | ≤0.06 |
Cr20 | 2.0-3.3 | 1.2max | 0.3-1.5 | >18.0-23.0 | 0-3.0 | 0-1.2 | 0-1.5 | ≤0.10 | ≤0.06 | |
Cr15 | 2.0-3.3 | 1.2max | 0.3-1.5 | >14.0-18.0 | 0-3.0 | 0-1.2 | 0-1.5 | ≤0.10 | ≤0.06 | |
Cr12 | 2.0-3.3 | 1.2max | 0.3-1.5 | >10.0-14.0 | 0-3.0 | 0-1.2 | 0-1.5 | ≤0.10 | ≤0.06 | |
Cr8 | 2.1-3.3 | 2.2max | 0.3-1.5 | 7.0-10.0 | 0-1.0 | 0-0.8 | － | ≤0.10 | ≤0.06 | |
Cr5 | 2.1-3.3 | 1.5max | 0.3-1.5 | 4.0-6.0 | 0-1.0 | 0-0.8 | － | ≤0.10 | ≤0.10 | |
Cr2 | 2.1-3.6 | 1.5max | 0.3-1.5 | 1.0-3.0 | 0-1.0 | 0-0.8 | － | ≤0.10 | ≤0.10 | |
3.Technical specification
Name |
Brand | (mm) Diameter | (HRC) Hardness |
Breakage rate | (J/cm²) Impact value | Drop times | Micro structure |
Chromium Alloy Casting Ball
| Cr26 | 17-150 | >58 | <1% | >7 | ≥12000 | M+C |
Cr20 | 17-150 | >58 | <1% | >6 | ≥12000 | M+C | |
Cr15 | 17-150 | >58 | <1% | >5 | ≥12000 | M+C | |
Cr12 | 17-150 | >58 | <1% | >3.5 | ≥12000 | M+C | |
Cr8 | 17-150 | >58 | <1% | >3 | ≥12000 | M+C | |
Cr5 | 17-150 | >47 | <1% | >2 | ≥10000 | M+C | |
Cr2 | 17-150 | >45 | <1% | >1.5 | ≥8000 | P+C |
How Can We Help
Tel:86 0551 63660195/63660196
Contacts:Mr.Jector
Email:bearing@konlon.cn
Website:www.konlon.cn
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