Tubes of metal; metallic tube connectors and metallic connectors for hoses; metallic connectors for hydraulic lines; pressure pipelines of metal, namely, high-pressure metal pipelines for carrying gas, air,oil, water and other liquids; reinforcements of metal for pressure lines, namely, metal reinforcements materials for high-pressure metal pipelines; wire ropes; sealing rings made of metal for the connection of hoses lines and fittings