Explanatory notes
… in metallurgy. It also serves in the preparation of many alloys, for example with steel (spring‑steel, etc.); with … or watch parts, of tools, etc.); and with nickel. These alloys are, however, classified in Chapter 72, 74 or 75 … Chapter 72) is in the preparation of stainless steel. Most alloys of the metal (e.g., with nickel or cobalt) are, …
