chilled iron rolls

Alloy indefinite chilled cast iron rolls

NiICrMo Indefinite Chilled Cast Iron Rolls (Ⅳ)

1. Chemical Analysis

C: 3.1-3.4,

Si: 0.6-1.0,


Ni: 3.1-4.3,

Cr: 1.0-1.3,

Mo: 0.2-1.0

2. Physical Properties

Barrel hardness(HSD): 70-83,

Neck hardness(HSD): 35-55,

Tensile strength(Mpa): >350

3. Microstructure

Sorbite Tempered Bainite+ Carbide +Graphite + A small amount of martensite or Bainite + Carbide +Graphite

4. Application

Profile, rod and wire, narrow strip mill finishing stand, Plate fiat rack, strip finishing

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