Nickel-Fe-Cr alloy, INCOLOY 801, annealed INCOLOY 801, annealed, Designation Unified Numbering System (USA): N08801 Condition Annealed UNS number N08801 US name ASTM Grade N08801 INCOLOY 801, annealed, Tradenames INCOLOY 801 Special Metals Corp. (USA) INCOLOY 801, annealed, Typical uses Petrochemical processing equipment esp. hydrodesulfurizers and applications involving polythionic acid INCOLOY 801, annealed, Compositional summary Fe39-50 … Continue reading INCOLOY 801 (annealed) Material Data Sheet