SUPPLY HIGH CHROME GRINDING STEEL BALL
USD $1000 - $1000 /Kilogram
Min.Order:20 Kilograms
shandong huamin company sales department
High Chrome grinding steel Ball,
chemical elements(%) : C 2.5-3.2 Si 1.0Max Mn 0.5-1.5 Cr 11-14 P 0.10Max S 0.06 Max
Hardness: dia30