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