no ferroso (adj)

eisenfrei (adj)

non-ferrous (adj)

Castings can be rolled ingots, rolled slabs or extrusion billets (blanks) made of iron or non-ferrous alloys.

Casting materials are usually iron-carbon compounds (cast iron, steel), non-ferrous metals such as copper, lead and nickel, light metals such as aluminium and magnesium, or alloys.

非铁材料 (adj)