forged rollers demension: from dia100mm to dia 1200mm material: Cr12, GCr15, 9Cr2Mo, 150CrNiMo, Weight: from 100 to 22000kgs we design ... rollers, and forged rollers, and welding rollers1) forged rollers: material: Cr12, GCr15, 9Cr2Mo, Cr12MoV, 42CrMoV, 150CrNiMo,60CrMoV, 55 steel, and other ...