16MnCr5 alloy, also designated as SAE 8620, is a durable chromium-moly alloy known for its excellent toughness and workability. Its chemical formula typically includes around 0.16% charcoal, 1.7% Mn, 0.15% Si, 0.5% https://emiliahvdb238602.blogdigy.com/16mncr5-steel-properties-applications-and-heat-treatment-60237451