LESCALLOY BG42 is a martensitic stainless high-speed steel for specialty applications requiring good corrosion resistance, good wear resistance, and resistance to softening at elevated temperatures. This datasheet provides information on composition, physical properties, and hardness. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, machining, joining, and surface treatment. Filing Code: SS-280. Producer or source: Latrobe Steel Company.