S-40
45#, 50mn, 60mn, 65mn, B2,B3,B4,B6
ISO, GS
Coal Milling , Grinding Media
Round
50
Standard
Quenching & Tempering
15 mm-130 mm/1''-5''
58-65HRC
Energy & Mining, Cement, Coal Plants
GX
Iron Drum
20-150MM
China
7326110000
