Steel Bars 1.0Cr - 0.20Mo - 0.45Se (0.39 - 0.48C) (4142H Modified) Die-Drawn, 130 ksi (896 MPa) Yield Strength Free Machining
NORMA vydána dne 25.8.2014
Designation standards: SAE AMS6378G
Publication date standards: 25.8.2014
Country: American technical standard
This specification covers a free-machining, low-alloy steel in the form of round bars 3.50 inches (88.9 mm) and under in nominal diameter.