Patent ID: 8328703
Filing Date: 2012-12-11
Classification: B21B,B22D,C22C

Abstract:
1. A rolling mill cast roll comprising: a shield consisting of a multi-component white cast iron, wherein a chemical composition of the multi-component white cast iron consists of 1.5-2.5% carbon, 3.0-10% chromium, 2.0-8.0% molybdenum, 2.0-8.0% tungsten, 2.0-10% vanadium, 0.1-0.8% sulfur, up to 2.0% manganese, up to 1.0% silicon, up to 1.0% nickel, up to 0.08% phosphorus, 0.1% Ce, and a sufficient amount of Fe, wherein the manganese is balanced with said sulfur in a 2:1 ratio (Mn:S).