YF- II News Materials Forged Steel Balls

• Part No.
• 0601020100
• Manuf. No.
• Standard Pack Quantity
• 1

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• EACH

Description

HARDNESS：
SIZES                   SURFACE   CORE
DIA 40-60MM      HRC60-64  HRC59-63
DIA 70-80MM      HRC60-64  HRC58-62
DIA 90-100MM    HRC60-64  HRC57-61
DIA 110-140MM  HRC55-60  HRC52-58
CHEMICAL ELEMENTS：                  
C: 0.72-0.82    Si:0.17-0.37                 
Mn:0.7-0.8        P: 0.035 MAX                  
S: 0.035MAX    Cr:0.28-0.60