SAE AMS6422M
SAE AMS6422M Steel, Bars, Forgings, Mechanical Tubing and Forging Stock, 0.80Cr - 0.85Ni - 0.20Mo - 0.003B - 0.04V (0.38 - 0.43C) (98BV40 Mod), Aircraft Quality
standard bySAE International , 10/20/2025
standard bySAE International , 10/20/2025