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440C Stainless Steel Balls

PRODUCTS > MARTENSITIC STAINLESS STEEL BALLS > 440C Stainless Steel Balls

440C Stainless Steel Balls



 


1.588mm 

 1.984mm

 4.763mm


 

 

 

 


 

 

 


 


440C(9Cr18Mo)Stainless Steel Balls

440C (9Cr18Mo) stainless steel balls are widely used in products such as oilfield pumps, spray guns, stainless steel bearings, and more. They have a hardness of HRC58°--60°. With higher wear resistance compared to 440, they are magnetic, have moderate corrosion resistance, and pass salt spray testing for 48 hours without rusting in water with a salt content of 5%.
Available precision grades: G10G200 Specifications: 1.5mm60mm                                        

                                       
Chemical Composition
Grade
C
Si
Mn
P≤
S≤
Ni③
Cr
Mo③
440C
≤0.95~1.10
≤0.80
≤0.80
0.035
0.03
≤0.60
16~18
0.40~0.70