tempering iron; forging steel; wrought iron
Technical term used in metalworking and materials science. Can refer to the process of tempering/forging or the resulting material (wrought iron).
Wrought iron is an iron alloy with a very low carbon content.
This gate is made of wrought iron.
malleable iron
Compound of 鍛 (tan, 'forge, temper') and 鉄 (tetsu, 'iron'). The term directly describes the process or product of forging iron.