This specification covers an aircraft-quality, low-alloy steel in the form of bars, forgings, and forging stock.
STEEL BARS AND FORGINGS, CARBURIZING 1.8Ni - 0.25Mo (0.17 - 0.22C) (SAE 4620)
15.11.1971
Aufsatz (Konferenz)
Englisch
Metals , Manganese , Chemicals , Copper , Magnetic materials , Metal finishing , Steel , Chromium , Nickel