F15-3 A, F15-3 B, and F15-3 C are abrasion-resistant cast alloys with varying combinations of elements to offer different levels of abrasion resistance and toughness. This datasheet provides information on composition, physical properties, hardness, tensile properties, and compressive strength. It also includes information on casting, heat treating, machining, and joining. Filing Code: CI-63. Producer or source: Kubota Metal Corporation.