ðĐ A286 (Alloy 660) â Iron-Nickel Superalloy
Composition A286 is an austenitic iron-based superalloy with primary constituents of Iron (~55%), Nickel (~26%), Chromium (~15%), and Titanium (~2%). It is a precipitation-hardened alloy that retains high strength at elevated temperatures up to 700°C (1,300°F).
Key Properties
Tensile Strength up to ~1,000 MPa Excellent creep and fatigue resistance at high temperatures Good oxidation and corrosion resistance Weldable and formable in annealed condition
Applicable Standards AMS 5731, AMS 5732, AMS 5737, ASTM A638, DIN 1.4980
Typical Applications Jet engine components, turbine disks, high-strength fasteners, exhaust and afterburner parts, nuclear and medical equipment

