... of forged rolls, and we have exported these mill rollers many years,we can supply the centrofugal casting rollers, and forged rollers, and welding rollers1) forged ... rollers: material: Cr12, GCr15, 9Cr2Mo, Cr12MoV, 42CrMoV, 150CrNiMo,60CrMoV, 55 ...