LESCALLOY 4335+V VAC-ARC is a low-alloy steel with high hardenability and good strength and toughness. It is produced by the vacuum consumable electrode melting process to provide optimum cleanliness and preferred ingot structure. Its uses include aircraft and aerospace components, gears, shafting, bolts and crankshafts. This datasheet provides information on composition, physical properties, elasticity, and tensile properties. It also includes information on forming, heat treating, machining, joining, and surface treatment. Filing Code: SA-390. Producer or source: Latrobe Steel Company.