Ключевые слова:
Pipe fittings, Pipe couplings, Pipe junctions, Copper, Copper alloys, Fluid equipment, Compression fittings, Water supply (buildings), Cold-water supply systems, Hot-water supply systems, Plastics, Polymers, Pipes, Dimensions, Area, Diameter, Thickness, Grades (quality), Designations, Marking, Corrosion resistance, Performance, Performance testing, Type testing, Pressure testing, Stress corrosion, Corrosion tests, Microscopic analysis