SAE AMS5660L Nickel-Iron Alloy, Corrosion and Heat-Resistant, Bars and Forgings 12.5Cr - 42.5Ni - 6.0Mo - 2.7Ti - 0.015B - 34Fe Consumable Electrode Remelted or Vacuum Induction Melted Solution, Stabilization, and Precipitation Heat Treated

standard by SAE International, 01/15/2015