鋼こう製せい

noun which may take the genitive case particle 'no', noun

made of steel; steel

Used as a noun or with の to describe something manufactured from steel. Common in product descriptions and technical contexts.

• この棚たなは鋼こう製せいで、とても丈じょう夫ぶです。

  This shelf is made of steel and is very sturdy.

• 鋼こう製せいのパイプを注ちゅう文もんした。

  I ordered steel pipes.