The development and maintenance of standards on compositions, properties, dimensions, test methods, classifications, and, terminology of nonferrous metals and alloys, and of solder and solder fluxes and materials used in the manufacture of electrical heating devices, electrical resistance devices, electrical contacts and conductors, and thermosensitive elements in thermostats.

Excluded are copper and copper alloys, light metals and alloys, reactive and refractory metals and alloys and engineered metal powders, electronic grade materials and wires, and certain accessories for use as electrical conductors.