cast iron
Technical and everyday term for cast iron, a type of iron-carbon alloy with high carbon content, known for being hard and brittle.
This frying pan is made of cast iron.
iron foundry
cast-iron pipe
malleable cast iron
Compound of 鋳 (ちゅう, 'casting') and 鉄 (てつ, 'iron'), directly describing iron that is cast into shape.