Sylvania WN-102 is a tungsten-base alloy combining high density with high strength in both compression and tension. It is recommended for radioactive shielding, counterweights, electrical contacts for high currents, gyroscopes, flywheels and governors. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as creep. It also includes information on forming, machining, and joining. Filing Code: W-12. Producer or source: Sylvania Electric Products Inc..