Alloy indefinite chilled cast iron rolls
NiICrMo Indefinite Chilled Cast Iron Rolls (Ⅱ)
1. Chemical Analysis
C: 3.1-3.4,
Si: 0.6-1.0,
Mn:0.5-1.0,
Ni: 2.2-2.8
Cr: 0.7-1.1,
Mo: 0.2-0.6
2. Physical Properties
Barrel hardness(HSD): 55-72,
Neck hardness(HSD): 35-55,
Tensile strength(Mpa): ＞160
3. Microstructure
Fine Pearlite+ Cementite+ Small Percentage Graphite
4. Application
Section mill、bar mill、intermediate and finishing stands of wire–rod mill