Ключевые слова:
Pipe caps, Chemical composition, Pipe fittings, Bend couplings, Mechanical properties of materials, Pressure pipes, Inspection, Reducing couplings, Stainless steels, Elbows (pipes), Wrought steels, Pipe tees, Austenitic steels, Pipe couplings, Dimensions, Mechanical testing, Butt joints, Welded fittings, Ferritic steels, Marking