Wieland-BC1 and BD3 alloys are lead-free bronzes that are suitable for the production of superconducting wire based on Nb3Sn. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, joining, and surface treatment. Filing Code: CU-750. Producer or source: Wieland Metals Inc.