Sell forged steel balls @China (Mainland)

Material

Steel B3

Size

Dia. 80 – 140 mm

Composition %

C 0.50-0.88, Mn 0.50-1.20, Si 1.2-2.0, Cr 0.4-1.2, P / S ≤0.035, Ni ≤0.25

Hardness

59 – 63 HRC

Breakage

0.5% Max

Impact

18 J/cm2 min

Tolerance (mm)

+3 / -2 for all sizes