BERYLCO CR-1 is a high strength, corrosion resistant beryllium-nickel alloy which responds readily to an age-hardening heat treatment. This datasheet provides information on composition, hardness, and tensile properties as well as fracture toughness. It also includes information on corrosion resistance as well as casting, heat treating, machining, joining, and surface treatment. Filing Code: Ni-27. Producer or source: Beryllium Corporation.