Ключевые слова:
Toxic materials, Hot-dip coating, Coating processes, Marking, Galvanizing, Flattening tests, Pipe coatings, Protective coatings, Visual inspection (testing), Adhesion tests, Steels, Metal coatings, Inspection, Thickness, Automatic, Pipes, Hot-dip galvanizing, Pipelines, Coatings, Grades (quality), Thickness measurement, Test specimens