INCOLOY® Alloy 825 (UNS N08825/W.Nr. 2.4858) is a Nickel-Iron-Chromium Alloy with additions of Molybdenum, Copper, and Titanium. The Nickel content is sufficient for resistance to Chloride-Ion Stress-Corrosion cracking. The Nickel, in conjunction with the Molybdenum and Copper, also gives outstanding resistance to reducing environments such as those containing sulfuric and phosphoric acids.