Overview
This alloy has higher chrome and nickel content which provides increased strength and resistance to both oxidation and carburization. It also has great corrosion resistance. There is a service limit of 1800 degrees Fahrenheit (980 degrees Celsius).
Typical Uses
Heat treatment and calciner components, reformer and ethylene pyrolysis tubes and fittings.
MetalTek Grade
MTEK 25-35
Similar Specifications
Cast UNS: N08705
Cast Grade: HP
Cast ASTM: A297
Typical Chemical Composition (% by wt.)
Aluminum: n/a
Carbon: 0.35-0.75
Chromium: 24-28
Manganese: 2
Iron: n/a
Copper: n/a
Nickel: 33-37
Lead: n/a
Tin: n/a
Silicon: 2.5
Zinc: n/a
Minimum Mechanical Properties
Heat Treatment: Not Heat Treated