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Forged balls
Size:Dia 20-150mm
Hardness:Hrc 50-60
CHEMICAL ELEMENTS:
C:0.52-0.65 Si:0.17-0.37
Mn:0.6-1.2 S:≤0.035
P:≤0.0035 Cr:≤0.25
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zhangqiu zhixin industrial & mining materials co.,ltd
[China]
City : jinan
Province/State : shandong
Country/Region : China




