Very good resistance to oxidation, combustion gases and carburisation. Good resistance to nitriding gases. Excellent in petrochemical furnaces including cracked ammonia.
Basic Composition: Cr 25%, Ni 35%, Si 1.6%, Mn 1.5% Max, N 0.16%, C 0.05, P 0.04 Max, S 0.03 Max, Ce 0.05, Bal Fe
Temperature Limits: 1175 ° C
International Standards: UNS S 35315
Density: 7.89 g/cm³
Specific Heat: 450 rising to 670 J/Kg ° C
Coefficient of Expansion: 18.5 x10-6 / ° C
Thermal Conductivity: 11 rising to 28 W/m ° C