SAE AMS 6378 : 2014
SAE AMS 6378 : 2014
STEEL BARS, 1.0CR - 0.20MO - 0.45SE (0.39 - 0.48C) (4142H MODIFIED), DIE-DRAWN, 130 KSI (896 MPA) YIELD STRENGTH, FREE MACHINING
SAE International