* Steelmaking (honorable mention) 386－557 AD China, Northern Wei Dynasty (1 ene 368 año – 1 ene 557 año)

Descripción:

The first famous metallurgist in ancient China is Qiwu Huaiwen of the Northern Wei Dynasty (386－557 AD), who invented the process of using wrought iron and cast iron to make steel.
Invented: Independently

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