INTRODUCTION:
High Cr Casting steel ball
Chemical ingredients (%):
Chemical ingredients | ||||||||||
C | Si | Mn | Cr | P | S | Mo | Cu | Ni | Ti | Mg |
1.8-3.2 | 0.3-1.2 | 0.5-1.8 | 10-12.5 | <=0.1 | <=0.1 | Minute quantity | ||||
Mechanical properties and microstructure:
Name | hardness | Impact value (J2/CM) | Microstru-cture | Falling ball impact |
High Cr casting steel ball | 56-66 | >2.5 | M + C | >12000 |
C- Carbide M- Martensite
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Product specification:
Specification (mm) | Each Weight(KG) | Number per ton |
D 20 | 0.0322 | 31056 |
D 25 | 0.063 | 15873 |
D 30 | 0.11 | 9091 |
D 40 | 0.257 | 3891 |
D 50 | 0.50 | 2000 |
D 60 | 0.867 | 1153 |
D 70 | 1.37 | 729 |
D 80 | 2.05 | 487 |
D 90 | 2.9 | 345 |
D 100 | 4.00 | 250 |
D 110 | 5.3 | 188 |
D 120 | 6.80 | 147 |
D 130 | 8.74 | 114 |
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