Translation guide
Galvanized sheet iron is a specific industrial material. In Japanese, it is most commonly referred to as トタン (totan), a loanword from Portuguese. Other technical terms exist but are less common in everyday use.
The common term for galvanized sheet iron, used in daily life for roofing, siding, and simple structures.
The most common word for galvanized sheet iron. It is a loanword from Portuguese 'tutanaga' and is widely understood. Often used in compounds like トタン屋根 (totan yane, galvanized iron roof).
トタン屋根が雨でうるさい。
The galvanized iron roof is noisy in the rain.
古い家の壁はトタンでできている。
The walls of the old house are made of galvanized sheet iron.
A precise technical term meaning 'zinc-plated steel sheet'. Used in engineering and manufacturing specifications.
亜鉛めっき鋼板は耐食性に優れている。
Galvanized steel sheets have excellent corrosion resistance.
Literally 'zinc iron plate', this is a more technical term. It is used in industrial or construction contexts.
この倉庫は亜鉛鉄板で覆われている。
This warehouse is covered with galvanized sheet iron.