Where exactly will the pig iron be used in aircraft construction or maintenance ?

Pig iron is not typically used in aircraft construction or maintenance. Aircraft are typically made from aluminum, titanium, and composite materials, rather than iron. Pig iron is primarily used in the production of steel and other iron-based products.

Pig iron is not used in aircraft construction or maintenance. It is a type of cast iron that is very hard and brittle, and is typically used in the production of iron castings, such as engine blocks and cookware.