Diameter: 20mm--150mm
Hardness: Forged steel ball :≥55HRC
Country of origin China
Delivery time: 10-30days after your deposit, or according the quantity
Customized: Acceptable
Customized: Acceptable



Brand | Breakage rate | Hardness | Impact value | Drop times | Micro structure |
45# | <1% | ≥45 | ≥12 | ≥8000 | M+C |
50Mn | <1% | ≥55 | ≥12 | ≥10000 | M+C |
60Mn | <1% | ≥55 | ≥12 | ≥12000 | M+C |
65Mn | <1% | ≥58 | ≥12 | ≥12000 | M+C |
U71MN | <1% | ≥58 | ≥12 | ≥12000 | M+C |
40Cr | <1% | ≥55 | ≥12 | ≥12000 | M+C |
42CrMo | <1% | ≥55 | ≥12 | ≥12000 | M+C |
70Cr2 | <1% | ≥58 | ≥12 | ≥12000 | M+C |
40Mn2 | <1% | ≥55 | ≥12 | ≥12000 | M+C |
B-2 | <1% | ≥58 | ≥12 | ≥15000 | M+C |
B-3 | <1% | ≥60 | ≥12 | ≥15000 | M+C |
B-4 | <1% | ≥60 | ≥12 | ≥15000 | M+C |
B-6 | <1% | ≥60 | ≥12 | ≥15000 | M+C |
B-6A | <1% | ≥60 | ≥12 | ≥15000 | M+C |
B-7 | <1% | ≥60 | ≥12 | ≥15000 | M+C |
BU | <1% | ≥60 | ≥12 | ≥15000 | M+C |
Gr15 | <1% | ≥60 | ≥12 | ≥15000 | M+C |












Have questions about our products or want to discuss a custom order? Our team is ready to help you.