Alloy Chilled Cast Iron Roll
NICrMo Chilled Cast Iron Rolls (Ⅳ)
1. Chemical Analysis
C: 3.00-3.40
Si: 0.30-0.80
Mn:0.20-1.00
Ni: 3.10-4.00
Cr: 0.50-1.70
Mo: 0.20-0.60
2. Physical Properties
Barrel hardness(HSD): 70-85
Neck hardness(HSD): 32-45
Tensile strength(Mpa): ＞350
3. Microstructure
Sorbite+ Cementite
4. Application
Section mill、bar mil. wire-rod mill narrow strip mill、finishing stand