Ключевые слова:
Copper, Elongation, Copper alloys, Proof stress, Leak tests, Grain size, Ingots, Marking, Tensile testing, Mechanical properties of materials, Chemical composition, Designations, Electrical testing, Electrical conductivity, Grades (quality), Casting (process), Inspection, Crystal microstructure, Electrical properties of materials, Mechanical testing, Hardness measurement, Certificates of conformity, Castings, Compositional tolerances, Ordering