Section 15 Base metals and articles of base metal 81 Other base metals; cermets; articles thereof. 81 12 Beryllium, chromium, germanium, vanadium, gallium, hafnium, indium, niobium (columbium), rhenium and thallium, and articles of these metals, including waste and scrap. 81 12 92 Unwrought; waste and scrap; powders 81 12 92 00 Unwrought; waste and scrap; powders Commodity Code Description 81 12 92 00 000 Unwrought; waste and scrap; powders