Common metals and their alloys; Metal castings; Precision metal castings; Castings of steel, iron, tin, aluminum or its alloys; Casting alloys; Alloys for the casting of objects; Aluminum alloys; Castings of common metals and their alloys; Finished and semi-finished metal and alloy castings; Aluminum castings; Aluminum precision castings; Foundry molds, molds of metal for casting ceramic materials, plastic materials, fiber materials and metal materials, in particular fine-grained, dense, unif...