A nickel-chromium alloy also containing significant amounts of iron, niobium, and molybdenum along with lesser amounts of aluminum and titanium. Corrosion resistance and high strength. The alloy has excellent creep-rupture strength at temperatures to 1300°F (700°C). Used in gas turbines, rocket motors, spacecraft, nuclear reactors, pumps, and tooling.
UNS N07718, ASTM B637/B670, AMS 5589, 5590, 5596, 5597, 5662-5664, 5832