Elektron AZ91E is a sand casting magnesium alloy developed for general purpose applications. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fracture toughness and fatigue. It also includes information on corrosion resistance as well as casting, forming, heat treating, joining, and surface treatment. Filing Code: Mg-79. Producer or source: Magnesium Elektron Wrought Products, North America.