This Zuko fan art contains
corazza, egida, egis, and pettorale.
There might also be
lamiera di corazza, corazza, armatura a piastre, placcatura armatura, brigandine, brigantina, and armet.
Artist: Darren Hayes. Kirsty found this and put this on the Avatar spot. I have never seen a song that fits Zuko more. Listen to the lyrics. It's almost funny how similar it is.