LESCALLOY 718 VacArc is a precipitation hardening nickel-base super alloy designed for service at elevated temperatures up to 1300 F where high strength coupled with good ductility and corrosion resistance are required. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fracture toughness and creep. It also includes information on low and high temperature performance as well as forming, heat treating, machining, and joining. Filing Code: Ni-102. Producer or source: Latrobe Steel Company.