The history and development of foundry technology in China
Casting is the process of melting metal into a liquid that meets certain requirements and pouring it into the mold. […]
Casting is the process of melting metal into a liquid that meets certain requirements and pouring it into the mold. […]
★ 4.1 cast alloy materials Aiming at strengthening and toughening, lightening, precision and high efficiency, new cast iron materials are