1.1 This specification covers iron-nickel-chromium-molybdenum alloys (UNS N08366 and UNS N08367)* in the form of hot-finished and cold-finished rounds, squares, hexagons, octagons, This specification covers the standard for hot-finished and cold-finished rounds, squares, hexagons, octagons, and rectangles made from iron-nickel-chromium-molybdenum alloys (UNS N08366 and UNS N08367). Mechanical properties such as tensile strength,