Material:b2 b3 bu
Diameter:25-150mm
Technology:forged steel balls/hot rolling steel balls
Price:negotiable
Total supply:200, 000 t
Delivery date:1000 tons within 10 days
Surface hardness as high as 58-65hrc
Volume hardness as high as 56-64hrc
Impact toughness bigger than 12j/cm2
Breakage rate much lower than 0.5%