Tubes for sanitary use of phosphorous copper or copper alloys phosphorous resistant to corrosion and to their production.

摘要

P tubes for sanitary use of phosphorous copper or copper alloys phosphorous having good properties of corrosion resistance, in particular to pitting corrosion in a corrosive waters. / p & & p & the tubes are characterized by a carbon content is lower or the same 0,05mgdm and the presence of an internal lining of a thickness of 0,1 has 5microns forms oxides adherents to the metal base. / p & & p & application to the tubes or annealing heat treatment. / p