Chemical Analysis
Designation of rolls | Material code | C | Si | Mn | Ni | Cr | Mo |
CS | HCrS | 1.00-1.80 | 0.40-1.00 | 0.50-1.00 | 8.00-15.00 | 0.50-1.50 | 1.50-4.50 |
Physical Properties
Designation of rolls | Material code | Barrel hardness（HSD） | Neck hardness (HSD) | Tensile strength (Mpa |
CS | HCrS | 70-85 | 35-45 | ≥450 |
Microstructure
Or tempered martensite + carbide sorbite
Application
Designation of rolls | Material code | Application |
CS | HCrS | Hot strip roughing and finishing work roll front, wide plate mill work roll; steel universal mill roll |