tinplate

/T IH1 N P L EY0 T/
noun
  1. 1

    A thin sheet of steel coated with tin to prevent rusting; used to make cans etc.

verb
  1. 1

    To coat (something, especially steel sheet) with tin, either by dipping or electroplating.

Source: https://en.wiktionary.org/wiki/tin%20plate, https://en.wiktionary.org/wiki/tin-plate, https://en.wiktionary.org/wiki/tinplate