Nickel Alloy, Corrosion and Heat-Resistant, Bars, Forgings, and Rings 57Ni. 19.5Cr. 13.5Co. 4.3Mo. 3.0Ti. 1.4Al. 0.006B. 0.05Zr Consumable Electrode or Vacuum Induction Melted 1825 to 1900 °F Solution Heat Treated