Pure rhenium is used in electronic applications, as filler wire in welding, and as an alloying addition to superalloys used in jet engines. This datasheet provides information on composition, physical properties, and microstructure. It also includes information on corrosion resistance as well as forming, heat treating, and powder metal forms. Filing Code: RE-2. Producer or source: Rhenium Metals Inc. (Rhenium Alloys Inc.).