Historical
SAE AMS 5617K-2018
Steel, Corrosion-Resistant, Bars, Wire, and Forgings 12Cr - 8.5Ni - 1.2Ti - 2.0Cu Vacuum Induction Plus Vacuum Consumable Electrode Melted Solution Heat Treated, Precipitation Hardenable
This specification covers two grades of a premium aircraft-quality, corrosion-resistant steel in the form of bars, wire, forgings, and forging stock.
Society of Automotive Engineers [sae]