SAE AMS 5659M
SAE AMS 5659M
Steel, Corrosion Resistant, Bars, Wire, Forgings, Rings, and Extrusions 15Cr 4.5Ni 0.30Cb (Nb) 3.5Cu Consumable Electrode Melted Solution Heat Treated, Precipitation Hardenable
standard published 12/17/2008 by SAE International