Alloy Grade UNS: HP-AF (Alumina Forming) – Heat Resistant Fe – Cr – Ni Alloy

  • Overview

    Alumina forming, heat resistant Fe - Cr - Ni alloy with additions to form an aluminum scale for extreme oxidation, corrosion, coking, and carburization resistance at high temperatures.

  • Typical Uses

    Furnace rolls, heat treatment and calciner components, petrochemical furnaces for ethylene production.

  • MetalTek Grade


Similar Specifications

Typical Chemical Composition (% by wt.)

Aluminum: n/a

Carbon: n/a

Chromium: n/a

Manganese: n/a

Iron: n/a

Copper: n/a

Nickel: n/a

Lead: n/a

Tin: n/a

Silicon: n/a

Zinc: n/a

Other: Proprietary Cr-Ni-Fe-Al alumina forming alloy designed specifically for ethylene applications

Minimum Mechanical Properties