Ni-Cr-Mo chilled cast iron rolls(III)

Chemical CompositionCSiMnPSCrNiMo2.90-3.600.25-0.800.20-1.00≤0.40≤0.080.50-1.502.01-3.000.20-0.60 Physical Performance)roll body of hardnessHSDHSD neck hardnessMpa tensile strength65-8040-55>150 Chill Depthprofiled bar<Φ200Φ210-250Φ250-300>Φ30012-2515-3017-3520-45Application Scope Profiles, bars, wire rod mill and the narrow steel (including stainless steel) mill finish rolling rack, Seamless steel pipe Zhang reducing machine of roller ring