114 Standards SAE AMS6408F
Steel, Hotwork Tool, Bars, and Forgings and Forging Stock 5.25Cr – 1.5Mo – 1.0V (0.35-0.45C) (H-13) Electroslag Remelted (ESR) or Consumable Electrode Vacuum Arc Remelted (VAR) Annealed
standard by SAE International, 05/01/2023